/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix003.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-15 10:40:46,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 10:40:46,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 10:40:46,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-15 10:40:46,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 10:40:46,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 10:40:46,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 10:40:46,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-15 10:40:46,709 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 10:40:46,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 10:40:46,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-15 10:40:46,710 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-15 10:40:46,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-15 10:40:46,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-15 10:40:46,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-15 10:40:46,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-15 10:40:46,711 INFO L138 SettingsManager]: * Use SBE=true [2022-02-15 10:40:46,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 10:40:46,712 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 10:40:46,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 10:40:46,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 10:40:46,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 10:40:46,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 10:40:46,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 10:40:46,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 10:40:46,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 10:40:46,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-15 10:40:46,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-15 10:40:46,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-15 10:40:46,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-15 10:40:46,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-15 10:40:46,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 10:40:46,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-15 10:40:46,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 10:40:46,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 10:40:46,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 10:40:46,913 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 10:40:46,915 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 10:40:46,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix003.oepc.i [2022-02-15 10:40:46,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571687389/138c6d1d4f3540059d9686b9ec51033e/FLAG7609a9fb9 [2022-02-15 10:40:47,366 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 10:40:47,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix003.oepc.i [2022-02-15 10:40:47,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571687389/138c6d1d4f3540059d9686b9ec51033e/FLAG7609a9fb9 [2022-02-15 10:40:47,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571687389/138c6d1d4f3540059d9686b9ec51033e [2022-02-15 10:40:47,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 10:40:47,737 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-15 10:40:47,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 10:40:47,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 10:40:47,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 10:40:47,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:40:47" (1/1) ... [2022-02-15 10:40:47,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3543f317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:47, skipping insertion in model container [2022-02-15 10:40:47,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:40:47" (1/1) ... [2022-02-15 10:40:47,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 10:40:47,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 10:40:47,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix003.oepc.i[945,958] [2022-02-15 10:40:48,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 10:40:48,114 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 10:40:48,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix003.oepc.i[945,958] [2022-02-15 10:40:48,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 10:40:48,170 INFO L208 MainTranslator]: Completed translation [2022-02-15 10:40:48,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48 WrapperNode [2022-02-15 10:40:48,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 10:40:48,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-15 10:40:48,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-15 10:40:48,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-15 10:40:48,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,209 INFO L137 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 179 [2022-02-15 10:40:48,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-15 10:40:48,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 10:40:48,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 10:40:48,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 10:40:48,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 10:40:48,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 10:40:48,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 10:40:48,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 10:40:48,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (1/1) ... [2022-02-15 10:40:48,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 10:40:48,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 10:40:48,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-15 10:40:48,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-15 10:40:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 10:40:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-15 10:40:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-15 10:40:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 10:40:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 10:40:48,295 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-15 10:40:48,295 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-15 10:40:48,296 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-15 10:40:48,297 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-15 10:40:48,297 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-15 10:40:48,297 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-15 10:40:48,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 10:40:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-15 10:40:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 10:40:48,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 10:40:48,299 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-15 10:40:48,450 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 10:40:48,452 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 10:40:48,776 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 10:40:49,143 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 10:40:49,143 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-15 10:40:49,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 10:40:49 BoogieIcfgContainer [2022-02-15 10:40:49,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 10:40:49,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 10:40:49,147 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 10:40:49,149 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 10:40:49,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 10:40:47" (1/3) ... [2022-02-15 10:40:49,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc8d75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 10:40:49, skipping insertion in model container [2022-02-15 10:40:49,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:40:48" (2/3) ... [2022-02-15 10:40:49,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc8d75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 10:40:49, skipping insertion in model container [2022-02-15 10:40:49,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 10:40:49" (3/3) ... [2022-02-15 10:40:49,151 INFO L111 eAbstractionObserver]: Analyzing ICFG mix003.oepc.i [2022-02-15 10:40:49,154 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-15 10:40:49,155 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-15 10:40:49,155 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-15 10:40:49,155 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-15 10:40:49,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,192 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,196 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,196 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,196 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,198 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,200 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,204 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,204 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,204 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,204 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,204 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,205 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,206 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,207 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,207 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,208 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,209 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,210 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,221 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,222 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,223 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,224 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,227 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,228 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,229 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,230 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 10:40:49,235 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-15 10:40:49,279 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-15 10:40:49,288 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-15 10:40:49,288 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-15 10:40:49,298 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 128 places, 120 transitions, 255 flow [2022-02-15 10:40:49,825 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 17686 states, 17683 states have (on average 3.5995588983769724) internal successors, (63651), 17685 states have internal predecessors, (63651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 17686 states, 17683 states have (on average 3.5995588983769724) internal successors, (63651), 17685 states have internal predecessors, (63651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-02-15 10:40:49,877 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:49,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:49,878 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:49,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:49,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1818972421, now seen corresponding path program 1 times [2022-02-15 10:40:49,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:49,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667546657] [2022-02-15 10:40:49,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:49,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:50,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:50,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:50,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667546657] [2022-02-15 10:40:50,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667546657] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:50,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:50,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 10:40:50,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558347713] [2022-02-15 10:40:50,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:50,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 10:40:50,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:50,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 10:40:50,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 10:40:50,235 INFO L87 Difference]: Start difference. First operand has 17686 states, 17683 states have (on average 3.5995588983769724) internal successors, (63651), 17685 states have internal predecessors, (63651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:50,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:50,467 INFO L93 Difference]: Finished difference Result 14862 states and 52241 transitions. [2022-02-15 10:40:50,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 10:40:50,470 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2022-02-15 10:40:50,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:50,553 INFO L225 Difference]: With dead ends: 14862 [2022-02-15 10:40:50,553 INFO L226 Difference]: Without dead ends: 12270 [2022-02-15 10:40:50,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 10:40:50,558 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 56 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:50,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 182 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-15 10:40:50,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12270 states. [2022-02-15 10:40:51,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12270 to 12270. [2022-02-15 10:40:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12270 states, 12269 states have (on average 3.5456842448447308) internal successors, (43502), 12269 states have internal predecessors, (43502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12270 states to 12270 states and 43502 transitions. [2022-02-15 10:40:51,179 INFO L78 Accepts]: Start accepts. Automaton has 12270 states and 43502 transitions. Word has length 48 [2022-02-15 10:40:51,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:51,180 INFO L470 AbstractCegarLoop]: Abstraction has 12270 states and 43502 transitions. [2022-02-15 10:40:51,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:51,180 INFO L276 IsEmpty]: Start isEmpty. Operand 12270 states and 43502 transitions. [2022-02-15 10:40:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-02-15 10:40:51,196 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:51,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:51,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 10:40:51,196 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:51,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:51,197 INFO L85 PathProgramCache]: Analyzing trace with hash -141212877, now seen corresponding path program 1 times [2022-02-15 10:40:51,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:51,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490307303] [2022-02-15 10:40:51,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:51,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:51,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:51,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:51,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490307303] [2022-02-15 10:40:51,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490307303] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:51,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:51,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-15 10:40:51,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079535567] [2022-02-15 10:40:51,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:51,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-15 10:40:51,355 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:51,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-15 10:40:51,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-15 10:40:51,356 INFO L87 Difference]: Start difference. First operand 12270 states and 43502 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:51,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:51,676 INFO L93 Difference]: Finished difference Result 13998 states and 49214 transitions. [2022-02-15 10:40:51,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 10:40:51,677 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2022-02-15 10:40:51,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:51,717 INFO L225 Difference]: With dead ends: 13998 [2022-02-15 10:40:51,718 INFO L226 Difference]: Without dead ends: 10758 [2022-02-15 10:40:51,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-02-15 10:40:51,719 INFO L933 BasicCegarLoop]: 142 mSDtfsCounter, 223 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:51,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 533 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-15 10:40:51,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10758 states. [2022-02-15 10:40:51,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10758 to 10758. [2022-02-15 10:40:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10758 states, 10757 states have (on average 3.5150134795946824) internal successors, (37811), 10757 states have internal predecessors, (37811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10758 states to 10758 states and 37811 transitions. [2022-02-15 10:40:52,052 INFO L78 Accepts]: Start accepts. Automaton has 10758 states and 37811 transitions. Word has length 77 [2022-02-15 10:40:52,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:52,054 INFO L470 AbstractCegarLoop]: Abstraction has 10758 states and 37811 transitions. [2022-02-15 10:40:52,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 10758 states and 37811 transitions. [2022-02-15 10:40:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-02-15 10:40:52,072 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:52,073 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:52,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 10:40:52,073 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:52,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:52,074 INFO L85 PathProgramCache]: Analyzing trace with hash -959409283, now seen corresponding path program 1 times [2022-02-15 10:40:52,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:52,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018973411] [2022-02-15 10:40:52,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:52,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:52,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:52,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018973411] [2022-02-15 10:40:52,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018973411] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:52,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:52,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 10:40:52,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369114757] [2022-02-15 10:40:52,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:52,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 10:40:52,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:52,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 10:40:52,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-15 10:40:52,312 INFO L87 Difference]: Start difference. First operand 10758 states and 37811 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:52,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:52,568 INFO L93 Difference]: Finished difference Result 11910 states and 41555 transitions. [2022-02-15 10:40:52,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 10:40:52,569 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-02-15 10:40:52,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:52,600 INFO L225 Difference]: With dead ends: 11910 [2022-02-15 10:40:52,600 INFO L226 Difference]: Without dead ends: 9750 [2022-02-15 10:40:52,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-15 10:40:52,601 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 123 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:52,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 520 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-15 10:40:52,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9750 states. [2022-02-15 10:40:52,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9750 to 9750. [2022-02-15 10:40:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9750 states, 9749 states have (on average 3.4950251307826443) internal successors, (34073), 9749 states have internal predecessors, (34073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9750 states to 9750 states and 34073 transitions. [2022-02-15 10:40:52,863 INFO L78 Accepts]: Start accepts. Automaton has 9750 states and 34073 transitions. Word has length 80 [2022-02-15 10:40:52,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:52,864 INFO L470 AbstractCegarLoop]: Abstraction has 9750 states and 34073 transitions. [2022-02-15 10:40:52,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 9750 states and 34073 transitions. [2022-02-15 10:40:52,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-02-15 10:40:52,881 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:52,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:52,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-15 10:40:52,882 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:52,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:52,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1378790905, now seen corresponding path program 1 times [2022-02-15 10:40:52,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:52,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719085648] [2022-02-15 10:40:52,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:52,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:52,962 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:52,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719085648] [2022-02-15 10:40:52,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719085648] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:52,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:52,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 10:40:52,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158094807] [2022-02-15 10:40:52,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:52,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 10:40:52,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:52,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 10:40:52,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-15 10:40:52,965 INFO L87 Difference]: Start difference. First operand 9750 states and 34073 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:53,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:53,235 INFO L93 Difference]: Finished difference Result 11235 states and 38420 transitions. [2022-02-15 10:40:53,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 10:40:53,236 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2022-02-15 10:40:53,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:53,260 INFO L225 Difference]: With dead ends: 11235 [2022-02-15 10:40:53,260 INFO L226 Difference]: Without dead ends: 7995 [2022-02-15 10:40:53,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-15 10:40:53,267 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 195 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:53,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [195 Valid, 424 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-15 10:40:53,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7995 states. [2022-02-15 10:40:53,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7995 to 7995. [2022-02-15 10:40:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7995 states, 7994 states have (on average 3.3841631223417563) internal successors, (27053), 7994 states have internal predecessors, (27053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:53,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7995 states to 7995 states and 27053 transitions. [2022-02-15 10:40:53,452 INFO L78 Accepts]: Start accepts. Automaton has 7995 states and 27053 transitions. Word has length 83 [2022-02-15 10:40:53,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:53,452 INFO L470 AbstractCegarLoop]: Abstraction has 7995 states and 27053 transitions. [2022-02-15 10:40:53,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:53,452 INFO L276 IsEmpty]: Start isEmpty. Operand 7995 states and 27053 transitions. [2022-02-15 10:40:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-02-15 10:40:53,467 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:53,468 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:53,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-15 10:40:53,468 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:53,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:53,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1387531858, now seen corresponding path program 1 times [2022-02-15 10:40:53,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:53,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369232012] [2022-02-15 10:40:53,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:53,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:53,636 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:53,636 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369232012] [2022-02-15 10:40:53,636 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369232012] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:53,636 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:53,636 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-15 10:40:53,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379840733] [2022-02-15 10:40:53,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:53,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-15 10:40:53,637 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:53,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-15 10:40:53,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-15 10:40:53,637 INFO L87 Difference]: Start difference. First operand 7995 states and 27053 transitions. Second operand has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:53,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:53,853 INFO L93 Difference]: Finished difference Result 7212 states and 23657 transitions. [2022-02-15 10:40:53,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 10:40:53,854 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2022-02-15 10:40:53,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:53,870 INFO L225 Difference]: With dead ends: 7212 [2022-02-15 10:40:53,871 INFO L226 Difference]: Without dead ends: 4872 [2022-02-15 10:40:53,871 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-02-15 10:40:53,872 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 334 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:53,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 475 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-15 10:40:53,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4872 states. [2022-02-15 10:40:53,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4872 to 4872. [2022-02-15 10:40:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4872 states, 4871 states have (on average 3.2030383904742354) internal successors, (15602), 4871 states have internal predecessors, (15602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 4872 states and 15602 transitions. [2022-02-15 10:40:53,969 INFO L78 Accepts]: Start accepts. Automaton has 4872 states and 15602 transitions. Word has length 86 [2022-02-15 10:40:53,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:53,970 INFO L470 AbstractCegarLoop]: Abstraction has 4872 states and 15602 transitions. [2022-02-15 10:40:53,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:53,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4872 states and 15602 transitions. [2022-02-15 10:40:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-02-15 10:40:53,979 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:53,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:53,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-15 10:40:53,980 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:53,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:53,980 INFO L85 PathProgramCache]: Analyzing trace with hash -619710217, now seen corresponding path program 1 times [2022-02-15 10:40:53,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:53,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479280628] [2022-02-15 10:40:53,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:53,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:54,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:54,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479280628] [2022-02-15 10:40:54,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479280628] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:54,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:54,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-15 10:40:54,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361032794] [2022-02-15 10:40:54,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:54,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-15 10:40:54,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:54,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-15 10:40:54,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-15 10:40:54,077 INFO L87 Difference]: Start difference. First operand 4872 states and 15602 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:54,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:54,272 INFO L93 Difference]: Finished difference Result 7620 states and 24424 transitions. [2022-02-15 10:40:54,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 10:40:54,273 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2022-02-15 10:40:54,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:54,286 INFO L225 Difference]: With dead ends: 7620 [2022-02-15 10:40:54,286 INFO L226 Difference]: Without dead ends: 5187 [2022-02-15 10:40:54,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-02-15 10:40:54,287 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 119 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:54,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 755 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-15 10:40:54,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5187 states. [2022-02-15 10:40:54,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5187 to 4872. [2022-02-15 10:40:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4872 states, 4871 states have (on average 3.1537671935947444) internal successors, (15362), 4871 states have internal predecessors, (15362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:54,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 4872 states and 15362 transitions. [2022-02-15 10:40:54,451 INFO L78 Accepts]: Start accepts. Automaton has 4872 states and 15362 transitions. Word has length 89 [2022-02-15 10:40:54,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:54,452 INFO L470 AbstractCegarLoop]: Abstraction has 4872 states and 15362 transitions. [2022-02-15 10:40:54,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4872 states and 15362 transitions. [2022-02-15 10:40:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-02-15 10:40:54,459 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:54,459 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:54,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-15 10:40:54,460 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:54,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:54,460 INFO L85 PathProgramCache]: Analyzing trace with hash 272392613, now seen corresponding path program 2 times [2022-02-15 10:40:54,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:54,460 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789786453] [2022-02-15 10:40:54,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:54,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:54,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:54,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:54,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789786453] [2022-02-15 10:40:54,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789786453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:54,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:54,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-15 10:40:54,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371815669] [2022-02-15 10:40:54,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:54,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-15 10:40:54,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:54,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-15 10:40:54,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-15 10:40:54,574 INFO L87 Difference]: Start difference. First operand 4872 states and 15362 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:54,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:54,776 INFO L93 Difference]: Finished difference Result 3855 states and 11927 transitions. [2022-02-15 10:40:54,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 10:40:54,776 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2022-02-15 10:40:54,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:54,781 INFO L225 Difference]: With dead ends: 3855 [2022-02-15 10:40:54,781 INFO L226 Difference]: Without dead ends: 2283 [2022-02-15 10:40:54,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2022-02-15 10:40:54,782 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 425 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:54,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 481 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-15 10:40:54,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2022-02-15 10:40:54,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 2283. [2022-02-15 10:40:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2283 states, 2282 states have (on average 2.9938650306748467) internal successors, (6832), 2282 states have internal predecessors, (6832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 2283 states and 6832 transitions. [2022-02-15 10:40:54,813 INFO L78 Accepts]: Start accepts. Automaton has 2283 states and 6832 transitions. Word has length 89 [2022-02-15 10:40:54,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:54,814 INFO L470 AbstractCegarLoop]: Abstraction has 2283 states and 6832 transitions. [2022-02-15 10:40:54,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:54,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 6832 transitions. [2022-02-15 10:40:54,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-02-15 10:40:54,817 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:54,817 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:54,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-15 10:40:54,818 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:54,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:54,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1554596086, now seen corresponding path program 1 times [2022-02-15 10:40:54,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:54,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811119652] [2022-02-15 10:40:54,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:54,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 10:40:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 10:40:54,990 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 10:40:54,990 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811119652] [2022-02-15 10:40:54,990 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811119652] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 10:40:54,990 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 10:40:54,990 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-15 10:40:54,990 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740813991] [2022-02-15 10:40:54,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 10:40:54,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-15 10:40:54,990 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 10:40:54,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-15 10:40:54,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-02-15 10:40:54,991 INFO L87 Difference]: Start difference. First operand 2283 states and 6832 transitions. Second operand has 11 states, 11 states have (on average 8.545454545454545) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:55,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 10:40:55,175 INFO L93 Difference]: Finished difference Result 2934 states and 8790 transitions. [2022-02-15 10:40:55,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-15 10:40:55,176 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.545454545454545) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-02-15 10:40:55,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 10:40:55,179 INFO L225 Difference]: With dead ends: 2934 [2022-02-15 10:40:55,179 INFO L226 Difference]: Without dead ends: 1667 [2022-02-15 10:40:55,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2022-02-15 10:40:55,180 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 234 mSDsluCounter, 952 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 1082 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-15 10:40:55,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 1082 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-15 10:40:55,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1667 states. [2022-02-15 10:40:55,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1667 to 1667. [2022-02-15 10:40:55,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1667 states, 1666 states have (on average 2.948379351740696) internal successors, (4912), 1666 states have internal predecessors, (4912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 4912 transitions. [2022-02-15 10:40:55,202 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 4912 transitions. Word has length 94 [2022-02-15 10:40:55,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 10:40:55,202 INFO L470 AbstractCegarLoop]: Abstraction has 1667 states and 4912 transitions. [2022-02-15 10:40:55,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.545454545454545) internal successors, (94), 11 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 10:40:55,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 4912 transitions. [2022-02-15 10:40:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-02-15 10:40:55,205 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 10:40:55,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 10:40:55,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-15 10:40:55,206 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-15 10:40:55,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 10:40:55,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1073608872, now seen corresponding path program 2 times [2022-02-15 10:40:55,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 10:40:55,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114850774] [2022-02-15 10:40:55,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 10:40:55,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 10:40:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-15 10:40:55,240 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-15 10:40:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-15 10:40:55,300 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-15 10:40:55,301 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-15 10:40:55,301 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-15 10:40:55,302 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-02-15 10:40:55,303 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2022-02-15 10:40:55,303 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-02-15 10:40:55,303 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2022-02-15 10:40:55,303 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-15 10:40:55,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-15 10:40:55,305 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1] [2022-02-15 10:40:55,308 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-15 10:40:55,308 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 10:40:55,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 10:40:55 BasicIcfg [2022-02-15 10:40:55,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 10:40:55,422 INFO L158 Benchmark]: Toolchain (without parser) took 7685.57ms. Allocated memory was 211.8MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 156.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 494.4MB. Max. memory is 8.0GB. [2022-02-15 10:40:55,422 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 211.8MB. Free memory is still 174.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 10:40:55,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.49ms. Allocated memory was 211.8MB in the beginning and 334.5MB in the end (delta: 122.7MB). Free memory was 156.7MB in the beginning and 295.4MB in the end (delta: -138.8MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. [2022-02-15 10:40:55,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.89ms. Allocated memory is still 334.5MB. Free memory was 295.4MB in the beginning and 292.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-15 10:40:55,423 INFO L158 Benchmark]: Boogie Preprocessor took 21.02ms. Allocated memory is still 334.5MB. Free memory was 292.9MB in the beginning and 290.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-15 10:40:55,423 INFO L158 Benchmark]: RCFGBuilder took 914.06ms. Allocated memory is still 334.5MB. Free memory was 290.8MB in the beginning and 210.6MB in the end (delta: 80.2MB). Peak memory consumption was 80.7MB. Max. memory is 8.0GB. [2022-02-15 10:40:55,423 INFO L158 Benchmark]: TraceAbstraction took 6270.38ms. Allocated memory was 334.5MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 210.0MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 425.2MB. Max. memory is 8.0GB. [2022-02-15 10:40:55,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 211.8MB. Free memory is still 174.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 430.49ms. Allocated memory was 211.8MB in the beginning and 334.5MB in the end (delta: 122.7MB). Free memory was 156.7MB in the beginning and 295.4MB in the end (delta: -138.8MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.89ms. Allocated memory is still 334.5MB. Free memory was 295.4MB in the beginning and 292.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.02ms. Allocated memory is still 334.5MB. Free memory was 292.9MB in the beginning and 290.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 914.06ms. Allocated memory is still 334.5MB. Free memory was 290.8MB in the beginning and 210.6MB in the end (delta: 80.2MB). Peak memory consumption was 80.7MB. Max. memory is 8.0GB. * TraceAbstraction took 6270.38ms. Allocated memory was 334.5MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 210.0MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 425.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L715] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L717] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L719] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L720] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0] [L721] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L723] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L725] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L727] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L728] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L729] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L730] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L731] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L732] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L733] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L734] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L735] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L736] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L737] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L738] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L739] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L740] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L741] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L742] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L743] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L744] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L745] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] 0 pthread_t t62; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t62={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L846] FCALL, FORK 0 pthread_create(&t62, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t62, ((void *)0), P0, ((void *)0))=-2, t62={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L749] 1 z$w_buff1 = z$w_buff0 [L750] 1 z$w_buff0 = 1 [L751] 1 z$w_buff1_used = z$w_buff0_used [L752] 1 z$w_buff0_used = (_Bool)1 [L753] CALL 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L753] RET 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L754] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L755] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L756] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L757] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L758] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L761] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L847] 0 pthread_t t63; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t62={5:0}, t63={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L848] FCALL, FORK 0 pthread_create(&t63, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t63, ((void *)0), P1, ((void *)0))=-1, t62={5:0}, t63={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L849] 0 pthread_t t64; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t62={5:0}, t63={6:0}, t64={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L850] FCALL, FORK 0 pthread_create(&t64, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t64, ((void *)0), P2, ((void *)0))=0, t62={5:0}, t63={6:0}, t64={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L787] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L787] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L787] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L788] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L788] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L789] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L789] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L790] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L790] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L791] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L791] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L794] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L801] 3 y = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L804] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L807] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L808] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L809] 3 z$flush_delayed = weak$$choice2 [L810] 3 z$mem_tmp = z [L811] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L811] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L812] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L812] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L812] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L812] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L813] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L813] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L813] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L813] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L814] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L814] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L814] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L814] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L815] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L815] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L815] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L816] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L816] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L816] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L817] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L817] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] 3 __unbuffered_p2_EBX = z [L819] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L819] 3 z = z$flush_delayed ? z$mem_tmp : z [L820] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L823] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L823] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L823] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L824] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L824] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L825] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L825] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L826] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L826] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L827] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L827] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L764] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L764] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L765] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L765] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L766] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L766] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L767] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L767] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L768] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L768] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L771] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L830] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L852] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t62={5:0}, t63={6:0}, t64={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] RET 0 assume_abort_if_not(main$tmp_guard0) [L856] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L856] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L856] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L856] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L857] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L858] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L858] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L859] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L860] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L860] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L863] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t62={5:0}, t63={6:0}, t64={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 850]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 846]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 848]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 149 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1709 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1709 mSDsluCounter, 4452 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3823 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 937 IncrementalHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 1049 mSDtfsCounter, 937 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17686occurred in iteration=0, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 315 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 740 NumberOfCodeBlocks, 740 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 638 ConstructedInterpolants, 0 QuantifiedInterpolants, 3187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-15 10:40:55,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...