/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix054_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-13 21:27:39,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-13 21:27:39,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-13 21:27:39,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-13 21:27:39,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-13 21:27:39,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-13 21:27:39,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-13 21:27:39,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf [2021-07-13 21:27:39,477 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-13 21:27:39,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-13 21:27:39,478 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-13 21:27:39,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-13 21:27:39,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-13 21:27:39,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-13 21:27:39,480 INFO L138 SettingsManager]: * Use SBE=true [2021-07-13 21:27:39,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-13 21:27:39,480 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-13 21:27:39,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-13 21:27:39,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-13 21:27:39,481 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-13 21:27:39,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-13 21:27:39,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-13 21:27:39,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-13 21:27:39,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-13 21:27:39,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-13 21:27:39,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-13 21:27:39,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-13 21:27:39,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-13 21:27:39,484 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-13 21:27:39,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-13 21:27:39,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-13 21:27:39,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-13 21:27:39,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-13 21:27:39,829 INFO L275 PluginConnector]: CDTParser initialized [2021-07-13 21:27:39,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_tso.opt.i [2021-07-13 21:27:39,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0965fcf30/8daf4aa7c00f48c58eb494c034e7e33c/FLAG8ac070db7 [2021-07-13 21:27:40,383 INFO L306 CDTParser]: Found 1 translation units. [2021-07-13 21:27:40,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_tso.opt.i [2021-07-13 21:27:40,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0965fcf30/8daf4aa7c00f48c58eb494c034e7e33c/FLAG8ac070db7 [2021-07-13 21:27:40,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0965fcf30/8daf4aa7c00f48c58eb494c034e7e33c [2021-07-13 21:27:40,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-13 21:27:40,913 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-13 21:27:40,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-13 21:27:40,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-13 21:27:40,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-13 21:27:40,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:27:40" (1/1) ... [2021-07-13 21:27:40,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478df25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:40, skipping insertion in model container [2021-07-13 21:27:40,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:27:40" (1/1) ... [2021-07-13 21:27:40,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-13 21:27:40,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-13 21:27:41,142 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_tso.opt.i[948,961] [2021-07-13 21:27:41,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 21:27:41,313 INFO L203 MainTranslator]: Completed pre-run [2021-07-13 21:27:41,322 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_tso.opt.i[948,961] [2021-07-13 21:27:41,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 21:27:41,405 INFO L208 MainTranslator]: Completed translation [2021-07-13 21:27:41,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41 WrapperNode [2021-07-13 21:27:41,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-13 21:27:41,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-13 21:27:41,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-13 21:27:41,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-13 21:27:41,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-13 21:27:41,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-13 21:27:41,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-13 21:27:41,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-13 21:27:41,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (1/1) ... [2021-07-13 21:27:41,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-13 21:27:41,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-13 21:27:41,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-13 21:27:41,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-13 21:27:41,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (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 [2021-07-13 21:27:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-13 21:27:41,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-13 21:27:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-13 21:27:41,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-13 21:27:41,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-13 21:27:41,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-13 21:27:41,621 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-13 21:27:43,319 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-13 21:27:43,321 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-13 21:27:43,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:27:43 BoogieIcfgContainer [2021-07-13 21:27:43,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-13 21:27:43,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-13 21:27:43,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-13 21:27:43,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-13 21:27:43,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 09:27:40" (1/3) ... [2021-07-13 21:27:43,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240b1864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 09:27:43, skipping insertion in model container [2021-07-13 21:27:43,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:27:41" (2/3) ... [2021-07-13 21:27:43,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240b1864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 09:27:43, skipping insertion in model container [2021-07-13 21:27:43,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:27:43" (3/3) ... [2021-07-13 21:27:43,331 INFO L111 eAbstractionObserver]: Analyzing ICFG mix054_tso.opt.i [2021-07-13 21:27:43,340 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-13 21:27:43,340 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-13 21:27:43,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-13 21:27:43,341 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-13 21:27:43,368 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,373 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,379 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,379 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,383 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,384 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:27:43,385 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-13 21:27:43,405 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-07-13 21:27:43,459 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 21:27:43,459 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 21:27:43,459 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 21:27:43,459 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 21:27:43,459 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 21:27:43,459 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 21:27:43,459 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 21:27:43,459 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork0======== [2021-07-13 21:27:43,469 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 91 places, 86 transitions, 182 flow [2021-07-13 21:27:43,510 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 692 states, 690 states have (on average 2.449275362318841) internal successors, (1690), 691 states have internal predecessors, (1690), 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) [2021-07-13 21:27:43,518 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:43,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:43,523 INFO L82 PathProgramCache]: Analyzing trace with hash -708834554, now seen corresponding path program 1 times [2021-07-13 21:27:43,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:43,531 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996221781] [2021-07-13 21:27:43,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:43,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:43,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996221781] [2021-07-13 21:27:43,859 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996221781] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:43,859 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:43,859 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-13 21:27:43,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963800387] [2021-07-13 21:27:43,874 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-13 21:27:43,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:43,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-13 21:27:43,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-13 21:27:43,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:43,890 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:43,891 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 13.0) internal successors, (52), 5 states have internal predecessors, (52), 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) [2021-07-13 21:27:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:43,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-13 21:27:43,962 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-13 21:27:43,966 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-07-13 21:27:43,968 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-13 21:27:43,973 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 21:27:43,973 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 21:27:43,973 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 21:27:43,973 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 21:27:43,973 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 21:27:43,973 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 21:27:43,973 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 21:27:43,974 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 21:27:43,975 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 91 places, 86 transitions, 182 flow [2021-07-13 21:27:43,996 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1244 states, 1242 states have (on average 2.677133655394525) internal successors, (3325), 1243 states have internal predecessors, (3325), 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) [2021-07-13 21:27:43,997 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:43,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:43,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1501127999, now seen corresponding path program 1 times [2021-07-13 21:27:43,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:43,998 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305781031] [2021-07-13 21:27:43,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:44,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:44,038 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305781031] [2021-07-13 21:27:44,038 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305781031] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:44,038 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:44,038 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 21:27:44,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958945382] [2021-07-13 21:27:44,039 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-13 21:27:44,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:44,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-13 21:27:44,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-13 21:27:44,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,040 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:44,040 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 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) [2021-07-13 21:27:44,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-13 21:27:44,044 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:44,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:44,044 INFO L82 PathProgramCache]: Analyzing trace with hash 850422234, now seen corresponding path program 1 times [2021-07-13 21:27:44,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:44,045 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54066194] [2021-07-13 21:27:44,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:44,308 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:44,308 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54066194] [2021-07-13 21:27:44,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54066194] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:44,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:44,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-07-13 21:27:44,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874791156] [2021-07-13 21:27:44,316 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-13 21:27:44,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:44,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-13 21:27:44,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-07-13 21:27:44,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,319 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:44,319 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 9 states have internal predecessors, (57), 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) [2021-07-13 21:27:44,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:44,534 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-13 21:27:44,535 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:44,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:44,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1806835469, now seen corresponding path program 1 times [2021-07-13 21:27:44,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:44,535 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67226059] [2021-07-13 21:27:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:44,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:44,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67226059] [2021-07-13 21:27:44,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67226059] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:44,724 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:44,724 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-13 21:27:44,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517318670] [2021-07-13 21:27:44,725 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-13 21:27:44,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:44,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-13 21:27:44,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-13 21:27:44,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,726 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:44,726 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:27:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:44,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:44,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:44,966 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-13 21:27:44,966 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:44,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:44,966 INFO L82 PathProgramCache]: Analyzing trace with hash 201511516, now seen corresponding path program 1 times [2021-07-13 21:27:44,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:44,967 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782423184] [2021-07-13 21:27:44,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:45,284 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:45,284 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782423184] [2021-07-13 21:27:45,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782423184] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:45,284 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:45,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-07-13 21:27:45,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406885452] [2021-07-13 21:27:45,285 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-13 21:27:45,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:45,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-13 21:27:45,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-07-13 21:27:45,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:45,286 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:45,286 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 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) [2021-07-13 21:27:45,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:45,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:45,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:45,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:45,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:45,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:45,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:45,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:45,818 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-13 21:27:45,818 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:45,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:45,819 INFO L82 PathProgramCache]: Analyzing trace with hash -382418536, now seen corresponding path program 1 times [2021-07-13 21:27:45,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:45,819 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020646665] [2021-07-13 21:27:45,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:46,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:46,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020646665] [2021-07-13 21:27:46,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020646665] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:46,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:46,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-13 21:27:46,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568123710] [2021-07-13 21:27:46,025 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 21:27:46,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:46,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 21:27:46,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-13 21:27:46,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:46,026 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-07-13 21:27:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:46,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:46,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:46,159 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-13 21:27:46,160 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:46,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:46,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1451027846, now seen corresponding path program 1 times [2021-07-13 21:27:46,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:46,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741369162] [2021-07-13 21:27:46,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:46,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:46,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741369162] [2021-07-13 21:27:46,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741369162] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:46,475 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:46,476 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-07-13 21:27:46,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578308108] [2021-07-13 21:27:46,476 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-13 21:27:46,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:46,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-13 21:27:46,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-07-13 21:27:46,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,477 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:46,477 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 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) [2021-07-13 21:27:46,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:46,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:46,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:46,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:46,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:46,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:46,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:46,965 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-13 21:27:46,965 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:46,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:46,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1068307458, now seen corresponding path program 2 times [2021-07-13 21:27:46,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:46,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601108958] [2021-07-13 21:27:46,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:47,292 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:47,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601108958] [2021-07-13 21:27:47,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601108958] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:47,292 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:47,292 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-07-13 21:27:47,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645112033] [2021-07-13 21:27:47,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-13 21:27:47,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:47,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-13 21:27:47,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-07-13 21:27:47,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,294 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:47,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 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) [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:47,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:47,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-13 21:27:47,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-13 21:27:47,624 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:47,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:47,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1710326066, now seen corresponding path program 2 times [2021-07-13 21:27:47,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:47,624 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655896186] [2021-07-13 21:27:47,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:47,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:47,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:47,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655896186] [2021-07-13 21:27:47,722 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655896186] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:47,722 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:47,722 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-13 21:27:47,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182141397] [2021-07-13 21:27:47,722 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-13 21:27:47,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:47,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-13 21:27:47,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-13 21:27:47,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,723 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:47,723 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-07-13 21:27:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-13 21:27:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:47,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-13 21:27:47,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:27:47,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-13 21:27:47,995 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:47,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:47,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1720558702, now seen corresponding path program 1 times [2021-07-13 21:27:47,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:47,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795285675] [2021-07-13 21:27:47,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:27:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:27:48,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:27:48,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795285675] [2021-07-13 21:27:48,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795285675] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:27:48,202 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:27:48,202 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-13 21:27:48,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792039223] [2021-07-13 21:27:48,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 21:27:48,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:27:48,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 21:27:48,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-13 21:27:48,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:48,203 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:27:48,204 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 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) [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-13 21:27:48,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:27:48,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:48,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-13 21:27:48,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:27:48,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 21:27:48,339 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-13 21:27:48,339 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:27:48,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:27:48,339 INFO L82 PathProgramCache]: Analyzing trace with hash 719567174, now seen corresponding path program 2 times [2021-07-13 21:27:48,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:27:48,340 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560424492] [2021-07-13 21:27:48,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:27:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 21:27:48,373 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 21:27:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 21:27:48,410 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 21:27:48,461 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-13 21:27:48,461 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-13 21:27:48,462 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-13 21:27:48,466 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2021-07-13 21:27:48,468 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-13 21:27:48,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 09:27:48 BasicIcfg [2021-07-13 21:27:48,594 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-13 21:27:48,595 INFO L168 Benchmark]: Toolchain (without parser) took 7682.28 ms. Allocated memory was 230.7 MB in the beginning and 395.3 MB in the end (delta: 164.6 MB). Free memory was 192.9 MB in the beginning and 266.3 MB in the end (delta: -73.4 MB). Peak memory consumption was 90.8 MB. Max. memory is 8.0 GB. [2021-07-13 21:27:48,595 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 230.7 MB. Free memory is still 211.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-13 21:27:48,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.85 ms. Allocated memory is still 230.7 MB. Free memory was 192.7 MB in the beginning and 201.8 MB in the end (delta: -9.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 8.0 GB. [2021-07-13 21:27:48,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.04 ms. Allocated memory is still 230.7 MB. Free memory was 201.8 MB in the beginning and 198.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-13 21:27:48,596 INFO L168 Benchmark]: Boogie Preprocessor took 56.32 ms. Allocated memory is still 230.7 MB. Free memory was 198.8 MB in the beginning and 196.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-13 21:27:48,597 INFO L168 Benchmark]: RCFGBuilder took 1786.10 ms. Allocated memory is still 230.7 MB. Free memory was 196.7 MB in the beginning and 170.9 MB in the end (delta: 25.9 MB). Peak memory consumption was 121.1 MB. Max. memory is 8.0 GB. [2021-07-13 21:27:48,597 INFO L168 Benchmark]: TraceAbstraction took 5268.26 ms. Allocated memory was 230.7 MB in the beginning and 395.3 MB in the end (delta: 164.6 MB). Free memory was 170.4 MB in the beginning and 266.3 MB in the end (delta: -95.9 MB). Peak memory consumption was 68.2 MB. Max. memory is 8.0 GB. [2021-07-13 21:27:48,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 230.7 MB. Free memory is still 211.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 490.85 ms. Allocated memory is still 230.7 MB. Free memory was 192.7 MB in the beginning and 201.8 MB in the end (delta: -9.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 74.04 ms. Allocated memory is still 230.7 MB. Free memory was 201.8 MB in the beginning and 198.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 56.32 ms. Allocated memory is still 230.7 MB. Free memory was 198.8 MB in the beginning and 196.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1786.10 ms. Allocated memory is still 230.7 MB. Free memory was 196.7 MB in the beginning and 170.9 MB in the end (delta: 25.9 MB). Peak memory consumption was 121.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5268.26 ms. Allocated memory was 230.7 MB in the beginning and 395.3 MB in the end (delta: 164.6 MB). Free memory was 170.4 MB in the beginning and 266.3 MB in the end (delta: -95.9 MB). Peak memory consumption was 68.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L711] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0] [L712] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L714] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L716] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L717] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L718] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L719] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L720] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L721] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L722] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L723] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L724] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L725] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L726] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L727] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L728] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L730] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L731] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L732] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L792] 0 pthread_t t1455; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L793] FCALL, FORK 0 pthread_create(&t1455, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L794] 0 pthread_t t1456; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L795] FCALL, FORK 0 pthread_create(&t1456, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L756] 2 x$w_buff1 = x$w_buff0 [L757] 2 x$w_buff0 = 2 [L758] 2 x$w_buff1_used = x$w_buff0_used [L759] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L761] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L762] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L763] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L764] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L736] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L739] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L742] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L742] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L743] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L743] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L744] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L745] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L745] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L746] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L749] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L751] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L770] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L770] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L771] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L771] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L772] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L772] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L773] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L773] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L774] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L774] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L797] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L801] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L801] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L802] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L802] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L803] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L803] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L804] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L804] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L805] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L805] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L808] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L809] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L810] 0 x$flush_delayed = weak$$choice2 [L811] 0 x$mem_tmp = x [L812] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L812] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L813] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L813] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0) [L813] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L813] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L814] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L814] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1) [L814] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L814] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L815] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L815] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used) [L815] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L815] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L816] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L816] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L817] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0) [L817] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L817] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L818] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L818] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L819] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0) [L820] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L820] 0 x = x$flush_delayed ? x$mem_tmp : x [L821] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 104 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 546.4ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 50.2ms, PartialOrderReductionTime: 78.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=692occurred in iteration=0, InterpolantAutomatonStates: 4, 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: 6.2ms SsaConstructionTime, 65.4ms SatisfiabilityAnalysisTime, 195.7ms InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 247 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 104 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4497.3ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 22.5ms, PartialOrderReductionTime: 2342.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1244occurred in iteration=0, InterpolantAutomatonStates: 95, 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: 35.2ms SsaConstructionTime, 395.1ms SatisfiabilityAnalysisTime, 1505.8ms InterpolantComputationTime, 636 NumberOfCodeBlocks, 636 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 558 ConstructedInterpolants, 0 QuantifiedInterpolants, 3034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...