/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 17:15:28,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 17:15:28,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 17:15:28,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-28 17:15:28,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 17:15:28,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 17:15:28,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 17:15:28,675 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-NewStatesSleep-NoLbe.epf [2022-01-28 17:15:28,697 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 17:15:28,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 17:15:28,698 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 17:15:28,698 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 17:15:28,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 17:15:28,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 17:15:28,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 17:15:28,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 17:15:28,699 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 17:15:28,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 17:15:28,699 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 17:15:28,700 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 17:15:28,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 17:15:28,701 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 17:15:28,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 17:15:28,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 17:15:28,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 17:15:28,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 17:15:28,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 17:15:28,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 17:15:28,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 17:15:28,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 17:15:28,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 17:15:28,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 17:15:28,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 17:15:28,702 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 17:15:28,703 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-01-28 17:15:28,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 17:15:28,703 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-01-28 17:15:28,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-28 17:15:28,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 17:15:28,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 17:15:28,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 17:15:28,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 17:15:28,930 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 17:15:28,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-01-28 17:15:28,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f94b92f4/b0dfc985873d4b7cad78cb52c8c87d68/FLAG1881f8a9e [2022-01-28 17:15:29,424 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 17:15:29,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-01-28 17:15:29,451 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f94b92f4/b0dfc985873d4b7cad78cb52c8c87d68/FLAG1881f8a9e [2022-01-28 17:15:29,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f94b92f4/b0dfc985873d4b7cad78cb52c8c87d68 [2022-01-28 17:15:29,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 17:15:29,797 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 17:15:29,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 17:15:29,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 17:15:29,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 17:15:29,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 05:15:29" (1/1) ... [2022-01-28 17:15:29,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1c6e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:29, skipping insertion in model container [2022-01-28 17:15:29,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 05:15:29" (1/1) ... [2022-01-28 17:15:29,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 17:15:29,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 17:15:30,040 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2022-01-28 17:15:30,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 17:15:30,239 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 17:15:30,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2022-01-28 17:15:30,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 17:15:30,338 INFO L208 MainTranslator]: Completed translation [2022-01-28 17:15:30,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30 WrapperNode [2022-01-28 17:15:30,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 17:15:30,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 17:15:30,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 17:15:30,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 17:15:30,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,388 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 259 [2022-01-28 17:15:30,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 17:15:30,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 17:15:30,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 17:15:30,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 17:15:30,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 17:15:30,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 17:15:30,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 17:15:30,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 17:15:30,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (1/1) ... [2022-01-28 17:15:30,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 17:15:30,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 17:15:30,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-28 17:15:30,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-28 17:15:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-01-28 17:15:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-01-28 17:15:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 17:15:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-28 17:15:30,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 17:15:30,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 17:15:30,504 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 17:15:30,666 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 17:15:30,667 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 17:15:31,058 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 17:15:31,393 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 17:15:31,393 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-28 17:15:31,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 05:15:31 BoogieIcfgContainer [2022-01-28 17:15:31,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 17:15:31,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 17:15:31,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 17:15:31,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 17:15:31,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 05:15:29" (1/3) ... [2022-01-28 17:15:31,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1377c280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 05:15:31, skipping insertion in model container [2022-01-28 17:15:31,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 05:15:30" (2/3) ... [2022-01-28 17:15:31,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1377c280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 05:15:31, skipping insertion in model container [2022-01-28 17:15:31,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 05:15:31" (3/3) ... [2022-01-28 17:15:31,403 INFO L111 eAbstractionObserver]: Analyzing ICFG mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-01-28 17:15:31,407 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 17:15:31,407 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 17:15:31,407 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-28 17:15:31,407 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 17:15:31,438 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,438 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,438 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,438 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,439 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,440 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,440 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,440 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,440 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,441 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,441 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,441 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,441 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,441 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,442 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,442 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,442 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,443 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,443 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,443 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,444 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,445 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,448 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,448 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,448 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,448 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,448 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,448 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,449 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,453 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,453 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,455 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,455 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,455 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:31,458 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-28 17:15:31,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 17:15:31,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 17:15:31,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 17:15:31,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-01-28 17:15:31,524 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-28 17:15:31,529 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-28 17:15:31,529 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-01-28 17:15:31,584 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-28 17:15:31,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 17:15:31,589 INFO L85 PathProgramCache]: Analyzing trace with hash -686058792, now seen corresponding path program 1 times [2022-01-28 17:15:31,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 17:15:31,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845285554] [2022-01-28 17:15:31,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 17:15:31,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 17:15:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 17:15:31,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 17:15:31,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 17:15:31,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845285554] [2022-01-28 17:15:31,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845285554] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 17:15:31,802 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 17:15:31,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 17:15:31,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035202134] [2022-01-28 17:15:31,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 17:15:31,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 17:15:31,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 17:15:31,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 17:15:31,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 17:15:31,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:31,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 17:15:31,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 17:15:31,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:31,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:31,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 17:15:31,853 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-28 17:15:31,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 17:15:31,854 INFO L85 PathProgramCache]: Analyzing trace with hash -647442981, now seen corresponding path program 1 times [2022-01-28 17:15:31,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 17:15:31,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298247280] [2022-01-28 17:15:31,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 17:15:31,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 17:15:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 17:15:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 17:15:32,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 17:15:32,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298247280] [2022-01-28 17:15:32,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298247280] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 17:15:32,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 17:15:32,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 17:15:32,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534141181] [2022-01-28 17:15:32,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 17:15:32,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 17:15:32,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 17:15:32,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 17:15:32,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 17:15:32,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,014 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 17:15:32,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 17:15:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,090 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,101 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,102 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,133 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,143 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,151 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:32,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-28 17:15:32,179 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-28 17:15:32,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 17:15:32,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1655661633, now seen corresponding path program 1 times [2022-01-28 17:15:32,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 17:15:32,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955893692] [2022-01-28 17:15:32,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 17:15:32,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 17:15:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 17:15:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 17:15:32,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 17:15:32,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955893692] [2022-01-28 17:15:32,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955893692] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 17:15:32,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 17:15:32,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-28 17:15:32,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997169349] [2022-01-28 17:15:32,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 17:15:32,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 17:15:32,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 17:15:32,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 17:15:32,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-01-28 17:15:32,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,519 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 17:15:32,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 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) [2022-01-28 17:15:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:32,732 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,818 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,874 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,918 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,943 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,946 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,971 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,998 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,998 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,998 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,998 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,999 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,999 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:32,999 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,000 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,002 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,007 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,030 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,033 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,033 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,033 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,033 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,068 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,071 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_147 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:33,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-28 17:15:33,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-28 17:15:33,118 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-28 17:15:33,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 17:15:33,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1103170428, now seen corresponding path program 1 times [2022-01-28 17:15:33,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 17:15:33,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711256199] [2022-01-28 17:15:33,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 17:15:33,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 17:15:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 17:15:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 17:15:33,328 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 17:15:33,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711256199] [2022-01-28 17:15:33,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711256199] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 17:15:33,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 17:15:33,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-28 17:15:33,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338995299] [2022-01-28 17:15:33,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 17:15:33,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 17:15:33,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 17:15:33,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 17:15:33,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-28 17:15:33,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,330 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 17:15:33,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 17:15:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-01-28 17:15:33,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,404 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:33,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-28 17:15:33,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 17:15:33,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-28 17:15:33,498 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-28 17:15:33,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 17:15:33,498 INFO L85 PathProgramCache]: Analyzing trace with hash -417949529, now seen corresponding path program 1 times [2022-01-28 17:15:33,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 17:15:33,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293597328] [2022-01-28 17:15:33,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 17:15:33,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 17:15:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 17:15:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 17:15:33,806 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 17:15:33,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293597328] [2022-01-28 17:15:33,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293597328] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 17:15:33,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 17:15:33,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-28 17:15:33,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399082159] [2022-01-28 17:15:33,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 17:15:33,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-28 17:15:33,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 17:15:33,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-28 17:15:33,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-01-28 17:15:33,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,809 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 17:15:33,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 17:15:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-01-28 17:15:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 17:15:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,949 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,950 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 17:15:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 17:15:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 17:15:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-28 17:15:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 17:15:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 17:15:33,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-28 17:15:33,996 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-28 17:15:33,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 17:15:33,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1413270301, now seen corresponding path program 2 times [2022-01-28 17:15:33,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 17:15:33,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929492400] [2022-01-28 17:15:33,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 17:15:33,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 17:15:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 17:15:34,076 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-28 17:15:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 17:15:34,173 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-28 17:15:34,173 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-28 17:15:34,174 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-01-28 17:15:34,176 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-01-28 17:15:34,176 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2022-01-28 17:15:34,177 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 5 remaining) [2022-01-28 17:15:34,177 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-01-28 17:15:34,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-28 17:15:34,186 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2022-01-28 17:15:34,194 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 17:15:34,195 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 17:15:34,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 05:15:34 BasicIcfg [2022-01-28 17:15:34,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 17:15:34,309 INFO L158 Benchmark]: Toolchain (without parser) took 4511.79ms. Allocated memory was 167.8MB in the beginning and 206.6MB in the end (delta: 38.8MB). Free memory was 115.4MB in the beginning and 82.3MB in the end (delta: 33.0MB). Peak memory consumption was 72.9MB. Max. memory is 8.0GB. [2022-01-28 17:15:34,310 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 133.2MB in the end (delta: 136.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 17:15:34,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.96ms. Allocated memory was 167.8MB in the beginning and 206.6MB in the end (delta: 38.8MB). Free memory was 115.1MB in the beginning and 170.3MB in the end (delta: -55.2MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. [2022-01-28 17:15:34,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.82ms. Allocated memory is still 206.6MB. Free memory was 169.8MB in the beginning and 167.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-28 17:15:34,311 INFO L158 Benchmark]: Boogie Preprocessor took 27.63ms. Allocated memory is still 206.6MB. Free memory was 167.2MB in the beginning and 165.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-28 17:15:34,311 INFO L158 Benchmark]: RCFGBuilder took 977.43ms. Allocated memory is still 206.6MB. Free memory was 165.1MB in the beginning and 165.9MB in the end (delta: -780.2kB). Peak memory consumption was 59.8MB. Max. memory is 8.0GB. [2022-01-28 17:15:34,311 INFO L158 Benchmark]: TraceAbstraction took 2911.73ms. Allocated memory is still 206.6MB. Free memory was 165.3MB in the beginning and 82.3MB in the end (delta: 83.0MB). Peak memory consumption was 84.0MB. Max. memory is 8.0GB. [2022-01-28 17:15:34,313 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 133.2MB in the end (delta: 136.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 536.96ms. Allocated memory was 167.8MB in the beginning and 206.6MB in the end (delta: 38.8MB). Free memory was 115.1MB in the beginning and 170.3MB in the end (delta: -55.2MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.82ms. Allocated memory is still 206.6MB. Free memory was 169.8MB in the beginning and 167.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.63ms. Allocated memory is still 206.6MB. Free memory was 167.2MB in the beginning and 165.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 977.43ms. Allocated memory is still 206.6MB. Free memory was 165.1MB in the beginning and 165.9MB in the end (delta: -780.2kB). Peak memory consumption was 59.8MB. Max. memory is 8.0GB. * TraceAbstraction took 2911.73ms. Allocated memory is still 206.6MB. Free memory was 165.3MB in the beginning and 82.3MB in the end (delta: 83.0MB). Peak memory consumption was 84.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2901, positive: 2788, positive conditional: 2788, positive unconditional: 0, negative: 113, negative conditional: 113, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2860, positive: 2788, positive conditional: 2788, positive unconditional: 0, negative: 72, negative conditional: 72, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2860, positive: 2788, positive conditional: 2788, positive unconditional: 0, negative: 72, negative conditional: 72, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2992, positive: 2788, positive conditional: 2525, positive unconditional: 263, negative: 204, negative conditional: 132, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2992, positive: 2788, positive conditional: 1066, positive unconditional: 1722, negative: 204, negative conditional: 43, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2992, positive: 2788, positive conditional: 1066, positive unconditional: 1722, negative: 204, negative conditional: 43, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 519, positive: 505, positive conditional: 216, positive unconditional: 289, negative: 14, negative conditional: 6, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 519, positive: 497, positive conditional: 0, positive unconditional: 497, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 14, negative conditional: 6, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 286, positive: 125, positive conditional: 108, positive unconditional: 16, negative: 162, negative conditional: 78, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2992, positive: 2283, positive conditional: 850, positive unconditional: 1433, negative: 190, negative conditional: 37, negative unconditional: 153, unknown: 519, unknown conditional: 222, unknown unconditional: 297] , Statistics on independence cache: Total cache size (in pairs): 519, Positive cache size: 505, Positive conditional cache size: 216, Positive unconditional cache size: 289, Negative cache size: 14, Negative conditional cache size: 6, Negative unconditional cache size: 8, Eliminated conditions: 1548, Maximal queried relation: 3, Independence queries for same thread: 41 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [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$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L792] 0 pthread_t t1447; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1447={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L793] FCALL, FORK 0 pthread_create(&t1447, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1447, ((void *)0), P0, ((void *)0))=-1, t1447={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L794] 0 pthread_t t1448; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1447={5:0}, t1448={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L795] FCALL, FORK 0 pthread_create(&t1448, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1448, ((void *)0), P1, ((void *)0))=0, t1447={5:0}, t1448={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L756] 2 x$w_buff1 = x$w_buff0 [L757] 2 x$w_buff0 = 2 [L758] 2 x$w_buff1_used = x$w_buff0_used [L759] 2 x$w_buff0_used = (_Bool)1 [L760] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L760] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L761] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L762] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L763] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L764] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L770] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L770] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L771] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L771] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L772] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L772] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L773] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L773] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L774] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L774] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L779] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L742] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L742] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L743] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L743] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L744] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L745] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L745] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L746] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L749] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L797] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1447={5:0}, t1448={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L799] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L799] RET 0 assume_abort_if_not(main$tmp_guard0) [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L801] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L801] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L802] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L802] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L803] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L803] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L804] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L804] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L805] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L805] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L808] 0 weak$$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$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L813] 0 x$w_buff0 = weak$$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$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L814] 0 x$w_buff1 = weak$$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$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L815] 0 x$w_buff0_used = weak$$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$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 x$w_buff1_used = weak$$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$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L817] 0 x$r_buff0_thd0 = weak$$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$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] 0 x$r_buff1_thd0 = weak$$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$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1447={5:0}, t1448={3:0}, weak$$choice0=49, weak$$choice2=255, 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] [L823] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, 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 [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, 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] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 795]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 400 NumberOfCodeBlocks, 400 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 1446 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-01-28 17:15:34,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-01-28 17:15:34,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...