/usr/bin/java -Xmx16000000000 -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-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 05:11:21,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 05:11:21,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 05:11:21,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-12 05:11:21,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-12 05:11:21,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-12 05:11:21,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-12 05:11:21,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-12 05:11:21,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-12 05:11:21,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-12 05:11:21,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-12 05:11:21,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-03-12 05:11:21,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 05:11:21,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 05:11:21,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 05:11:21,964 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-Sleep-NoLbe-Delay.epf [2021-03-12 05:11:21,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 05:11:21,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 05:11:21,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 05:11:21,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 05:11:21,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 05:11:21,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 05:11:21,997 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 05:11:21,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 05:11:21,997 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 05:11:21,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 05:11:21,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 05:11:21,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 05:11:21,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 05:11:21,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 05:11:22,000 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 05:11:22,000 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 05:11:22,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 05:11:22,000 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 05:11:22,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 05:11:22,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 05:11:22,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 05:11:22,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 05:11:22,267 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 05:11:22,267 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 05:11:22,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i [2021-03-12 05:11:22,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56802a84e/829549e10122427fbf8a70dc9a14942d/FLAGc83e667e7 [2021-03-12 05:11:22,740 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 05:11:22,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i [2021-03-12 05:11:22,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56802a84e/829549e10122427fbf8a70dc9a14942d/FLAGc83e667e7 [2021-03-12 05:11:23,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56802a84e/829549e10122427fbf8a70dc9a14942d [2021-03-12 05:11:23,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 05:11:23,094 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 05:11:23,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 05:11:23,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 05:11:23,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 05:11:23,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c53261c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23, skipping insertion in model container [2021-03-12 05:11:23,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 05:11:23,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 05:11:23,238 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i[949,962] [2021-03-12 05:11:23,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:11:23,407 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 05:11:23,416 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i[949,962] [2021-03-12 05:11:23,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:11:23,482 INFO L208 MainTranslator]: Completed translation [2021-03-12 05:11:23,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23 WrapperNode [2021-03-12 05:11:23,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 05:11:23,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 05:11:23,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 05:11:23,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 05:11:23,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 05:11:23,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 05:11:23,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 05:11:23,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 05:11:23,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... [2021-03-12 05:11:23,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 05:11:23,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 05:11:23,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 05:11:23,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 05:11:23,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 05:11:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 05:11:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 05:11:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 05:11:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 05:11:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 05:11:23,633 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 05:11:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 05:11:23,633 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 05:11:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 05:11:23,634 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 05:11:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 05:11:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 05:11:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 05:11:23,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 05:11:23,636 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 05:11:24,942 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 05:11:24,942 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-12 05:11:24,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:11:24 BoogieIcfgContainer [2021-03-12 05:11:24,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 05:11:24,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 05:11:24,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 05:11:24,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 05:11:24,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 05:11:23" (1/3) ... [2021-03-12 05:11:24,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8708350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:11:24, skipping insertion in model container [2021-03-12 05:11:24,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:11:23" (2/3) ... [2021-03-12 05:11:24,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8708350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:11:24, skipping insertion in model container [2021-03-12 05:11:24,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:11:24" (3/3) ... [2021-03-12 05:11:24,948 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_pso.opt.i [2021-03-12 05:11:24,952 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 05:11:24,952 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 05:11:24,956 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-12 05:11:24,956 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,983 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,984 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,984 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,985 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,986 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,987 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,987 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,988 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,989 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,991 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,991 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,991 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,991 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,992 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,992 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,993 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,995 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:24,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,004 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 05:11:25,019 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 05:11:25,058 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 05:11:25,058 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 05:11:25,058 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 05:11:25,058 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 05:11:25,058 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 05:11:25,058 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 05:11:25,059 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 05:11:25,059 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 05:11:25,080 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:25,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:25,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1086237467, now seen corresponding path program 1 times [2021-03-12 05:11:25,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:25,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083264402] [2021-03-12 05:11:25,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:11:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:11:25,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083264402] [2021-03-12 05:11:25,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:11:25,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 05:11:25,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628798146] [2021-03-12 05:11:25,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 05:11:25,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:11:25,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 05:11:25,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-12 05:11:25,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:25,410 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:11:25,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 05:11:25,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:25,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:25,444 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 05:11:25,444 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:25,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:25,445 INFO L82 PathProgramCache]: Analyzing trace with hash 105176902, now seen corresponding path program 1 times [2021-03-12 05:11:25,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:25,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361026968] [2021-03-12 05:11:25,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:11:25,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:11:25,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361026968] [2021-03-12 05:11:25,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:11:25,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 05:11:25,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140979902] [2021-03-12 05:11:25,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 05:11:25,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:11:25,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 05:11:25,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-12 05:11:25,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:25,632 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:11:25,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 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) [2021-03-12 05:11:25,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:25,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:25,718 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,720 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,768 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,775 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,775 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,775 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,776 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,777 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,823 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,825 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,826 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,827 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,827 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,827 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,880 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,881 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,882 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,882 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,882 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,882 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:25,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:25,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:25,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 05:11:25,911 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:25,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:25,917 INFO L82 PathProgramCache]: Analyzing trace with hash 855981796, now seen corresponding path program 2 times [2021-03-12 05:11:25,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:25,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154201301] [2021-03-12 05:11:25,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:11:26,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:11:26,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154201301] [2021-03-12 05:11:26,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:11:26,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-12 05:11:26,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702321531] [2021-03-12 05:11:26,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 05:11:26,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:11:26,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 05:11:26,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-03-12 05:11:26,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:26,186 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:11:26,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 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) [2021-03-12 05:11:26,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:26,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:26,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:26,327 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,328 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,382 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,382 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,383 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,384 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,384 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,384 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,384 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,384 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,385 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,410 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,410 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,410 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,411 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,413 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,448 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,449 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,449 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,449 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,449 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,450 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,626 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,668 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,679 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,707 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,729 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,768 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,769 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,770 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,770 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,770 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,800 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,800 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,800 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,801 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,830 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,853 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,853 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,853 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,853 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,854 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,854 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,854 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,854 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,886 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,887 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,887 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,887 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,887 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:26,887 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,069 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,079 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,103 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,116 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,144 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,144 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,167 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,168 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,190 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,191 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,220 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,251 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,280 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,302 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,303 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,304 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,336 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,337 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,379 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,421 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,487 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,510 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,561 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,562 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,597 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,597 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,640 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,664 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,717 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,771 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,784 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,930 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,958 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:27,999 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,051 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,094 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,117 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,208 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,208 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,241 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,291 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,292 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:28,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:28,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:28,349 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 05:11:28,349 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:28,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:28,349 INFO L82 PathProgramCache]: Analyzing trace with hash 443009298, now seen corresponding path program 3 times [2021-03-12 05:11:28,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:28,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618951726] [2021-03-12 05:11:28,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:11:28,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:11:28,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618951726] [2021-03-12 05:11:28,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:11:28,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-12 05:11:28,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335082037] [2021-03-12 05:11:28,593 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-12 05:11:28,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:11:28,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-12 05:11:28,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-03-12 05:11:28,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:28,595 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:11:28,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 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) [2021-03-12 05:11:28,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:28,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:28,697 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,725 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,777 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:28,823 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,001 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,036 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,364 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,375 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,383 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,393 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:29,406 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:30,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:30,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:30,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:30,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:30,633 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 05:11:30,633 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:30,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:30,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1181382292, now seen corresponding path program 4 times [2021-03-12 05:11:30,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:30,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856729630] [2021-03-12 05:11:30,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:11:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:11:30,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856729630] [2021-03-12 05:11:30,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:11:30,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 05:11:30,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848343552] [2021-03-12 05:11:30,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 05:11:30,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:11:30,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 05:11:30,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-12 05:11:30,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:30,710 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:11:30,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 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) [2021-03-12 05:11:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:30,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:30,824 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:31,142 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:31,215 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:11:31,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:31,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:31,599 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 05:11:31,600 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:31,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:31,600 INFO L82 PathProgramCache]: Analyzing trace with hash 631485016, now seen corresponding path program 5 times [2021-03-12 05:11:31,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:31,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709479877] [2021-03-12 05:11:31,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:11:31,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:11:31,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709479877] [2021-03-12 05:11:31,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:11:31,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 05:11:31,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244923796] [2021-03-12 05:11:31,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 05:11:31,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:11:31,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 05:11:31,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-12 05:11:31,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:31,720 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:11:31,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 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) [2021-03-12 05:11:31,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:31,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:31,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:31,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:31,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:31,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:11:32,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 05:11:32,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:32,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:32,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 05:11:32,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 05:11:32,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 05:11:32,244 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-12 05:11:32,244 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:11:32,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:11:32,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1670808666, now seen corresponding path program 6 times [2021-03-12 05:11:32,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:11:32,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833363359] [2021-03-12 05:11:32,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:11:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 05:11:32,267 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 05:11:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 05:11:32,303 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 05:11:32,344 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-12 05:11:32,344 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-12 05:11:32,344 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-12 05:11:32,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 05:11:32 BasicIcfg [2021-03-12 05:11:32,416 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 05:11:32,417 INFO L168 Benchmark]: Toolchain (without parser) took 9325.51 ms. Allocated memory was 356.5 MB in the beginning and 683.7 MB in the end (delta: 327.2 MB). Free memory was 319.6 MB in the beginning and 511.0 MB in the end (delta: -191.4 MB). Peak memory consumption was 137.4 MB. Max. memory is 16.0 GB. [2021-03-12 05:11:32,417 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 356.5 MB. Free memory was 337.8 MB in the beginning and 337.8 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 05:11:32,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.07 ms. Allocated memory is still 356.5 MB. Free memory was 319.0 MB in the beginning and 308.7 MB in the end (delta: 10.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. [2021-03-12 05:11:32,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.54 ms. Allocated memory is still 356.5 MB. Free memory was 308.7 MB in the beginning and 306.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 05:11:32,418 INFO L168 Benchmark]: Boogie Preprocessor took 20.80 ms. Allocated memory is still 356.5 MB. Free memory was 306.6 MB in the beginning and 304.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 05:11:32,418 INFO L168 Benchmark]: RCFGBuilder took 1369.00 ms. Allocated memory is still 356.5 MB. Free memory was 304.5 MB in the beginning and 306.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 182.9 MB. Max. memory is 16.0 GB. [2021-03-12 05:11:32,418 INFO L168 Benchmark]: TraceAbstraction took 7471.54 ms. Allocated memory was 356.5 MB in the beginning and 683.7 MB in the end (delta: 327.2 MB). Free memory was 305.1 MB in the beginning and 511.0 MB in the end (delta: -205.9 MB). Peak memory consumption was 121.3 MB. Max. memory is 16.0 GB. [2021-03-12 05:11:32,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 356.5 MB. Free memory was 337.8 MB in the beginning and 337.8 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 388.07 ms. Allocated memory is still 356.5 MB. Free memory was 319.0 MB in the beginning and 308.7 MB in the end (delta: 10.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 65.54 ms. Allocated memory is still 356.5 MB. Free memory was 308.7 MB in the beginning and 306.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 20.80 ms. Allocated memory is still 356.5 MB. Free memory was 306.6 MB in the beginning and 304.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1369.00 ms. Allocated memory is still 356.5 MB. Free memory was 304.5 MB in the beginning and 306.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 182.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 7471.54 ms. Allocated memory was 356.5 MB in the beginning and 683.7 MB in the end (delta: 327.2 MB). Free memory was 305.1 MB in the beginning and 511.0 MB in the end (delta: -205.9 MB). Peak memory consumption was 121.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 137723, positive: 131931, positive conditional: 131931, positive unconditional: 0, negative: 5792, negative conditional: 5792, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 132948, positive: 131931, positive conditional: 131931, positive unconditional: 0, negative: 1017, negative conditional: 1017, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 132948, positive: 130450, positive conditional: 0, positive unconditional: 130450, negative: 2498, negative conditional: 0, negative unconditional: 2498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 764, positive: 734, positive conditional: 0, positive unconditional: 734, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 764, positive: 729, positive conditional: 0, positive unconditional: 729, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 132948, positive: 129716, positive conditional: 0, positive unconditional: 129716, negative: 2468, negative conditional: 0, negative unconditional: 2468, unknown: 764, unknown conditional: 0, unknown unconditional: 764] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8973, positive: 1442, positive conditional: 1442, positive unconditional: 0, negative: 7439, negative conditional: 2293, negative unconditional: 5146, unknown: 92, unknown conditional: 92, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, Eliminated conditions: 5146, SemanticConditionEliminator.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8973, positive: 1442, positive conditional: 1442, positive unconditional: 0, negative: 7439, negative conditional: 2293, negative unconditional: 5146, unknown: 92, unknown conditional: 92, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, Eliminated conditions: 5146, SemanticConditionEliminator.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8973, positive: 1442, positive conditional: 1442, positive unconditional: 0, negative: 7439, negative conditional: 2293, negative unconditional: 5146, unknown: 92, unknown conditional: 92, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, Eliminated conditions: 5146, SemanticConditionEliminator.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8973, positive: 1442, positive conditional: 1442, positive unconditional: 0, negative: 7439, negative conditional: 2293, negative unconditional: 5146, unknown: 92, unknown conditional: 92, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, Eliminated conditions: 5146, SemanticConditionEliminator.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8973, positive: 1442, positive conditional: 1442, positive unconditional: 0, negative: 7439, negative conditional: 2293, negative unconditional: 5146, unknown: 92, unknown conditional: 92, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, Eliminated conditions: 5146, SemanticConditionEliminator.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8973, positive: 1481, positive conditional: 1481, positive unconditional: 0, negative: 7492, negative conditional: 2346, negative unconditional: 5146, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 83, negative conditional: 53, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3041, positive: 760, positive conditional: 746, positive unconditional: 14, negative: 2281, negative conditional: 1724, negative unconditional: 557, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8973, positive: 1442, positive conditional: 1442, positive unconditional: 0, negative: 7439, negative conditional: 2293, negative unconditional: 5146, unknown: 92, unknown conditional: 92, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 856, Positive cache size: 773, Positive conditional cache size: 39, Positive unconditional cache size: 734, Negative cache size: 83, Negative conditional cache size: 53, Negative unconditional cache size: 30, Eliminated conditions: 5146 ], Maximal queried relation: 6, Independence queries for same thread: 4775 - 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] [L710] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L711] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L713] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L716] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L717] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L718] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L719] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L720] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L721] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L722] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L723] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L724] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L725] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L726] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L727] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L728] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L729] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L730] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L731] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L733] 0 int z = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L734] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L735] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L811] 0 pthread_t t2498; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L812] FCALL, FORK 0 pthread_create(&t2498, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L813] 0 pthread_t t2499; VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t2499, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t2500; VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t2500, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L774] 3 y$w_buff1 = y$w_buff0 [L775] 3 y$w_buff0 = 2 [L776] 3 y$w_buff1_used = y$w_buff0_used [L777] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L779] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L783] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L786] 3 z = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L739] 1 z = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L742] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L747] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L749] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L754] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L757] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L760] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L760] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L760] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L760] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L761] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L761] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L762] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L763] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L763] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L764] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L767] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L769] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L789] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L789] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L790] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L790] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L791] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L792] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L793] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L796] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L798] 3 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L826] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L829] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L830] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L831] 0 y$flush_delayed = weak$$choice2 [L832] 0 y$mem_tmp = y [L833] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L833] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L834] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L834] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L834] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L834] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L835] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L835] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L835] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L835] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L836] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L836] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L836] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L836] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L837] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L837] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L838] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L838] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L838] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L838] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L839] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L839] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2) [L841] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L841] 0 y = y$flush_delayed ? y$mem_tmp : y [L842] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 94 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7311.8ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.7ms, PartialOrderReductionTime: 5932.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.7ms SsaConstructionTime, 385.2ms SatisfiabilityAnalysisTime, 732.5ms InterpolantComputationTime, 523 NumberOfCodeBlocks, 523 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 440 ConstructedInterpolants, 0 QuantifiedInterpolants, 1946 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! Received shutdown request...