/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/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 18:46:54,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 18:46:54,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 18:46:54,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 18:46:54,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 18:46:54,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 18:46:54,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 18:46:54,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 18:46:54,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 18:46:54,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 18:46:54,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 18:46:54,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 18:46:54,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 18:46:54,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 18:46:54,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 18:46:54,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 18:46:54,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 18:46:54,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 18:46:54,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 18:46:54,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 18:46:54,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 18:46:54,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 18:46:54,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 18:46:54,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 18:46:54,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-18 18:46:54,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-18 18:46:54,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-18 18:46:54,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-18 18:46:54,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-18 18:46:54,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-18 18:46:54,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 18:46:54,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 18:46:54,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 18:46:54,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 18:46:54,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 18:46:54,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 18:46:54,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 18:46:54,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 18:46:54,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 18:46:54,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 18:46:54,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 18:46:54,489 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 [2022-02-18 18:46:54,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 18:46:54,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 18:46:54,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 18:46:54,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 18:46:54,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 18:46:54,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 18:46:54,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 18:46:54,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 18:46:54,510 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 18:46:54,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 18:46:54,510 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 18:46:54,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 18:46:54,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 18:46:54,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 18:46:54,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 18:46:54,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 18:46:54,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 18:46:54,511 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 18:46:54,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 18:46:54,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 18:46:54,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 18:46:54,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 18:46:54,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 18:46:54,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 18:46:54,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 18:46:54,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 18:46:54,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 18:46:54,513 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 18:46:54,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 18:46:54,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 18:46:54,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 18:46:54,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 18:46:54,514 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 18:46:54,514 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 18:46:54,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 18:46:54,515 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 18:46:54,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 18:46:54,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 18:46:54,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 18:46:54,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 18:46:54,725 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 18:46:54,725 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 18:46:54,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-02-18 18:46:54,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b873b32/7cd8865192b246f099e74b8a796bcc57/FLAG39ffd41c8 [2022-02-18 18:46:55,174 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 18:46:55,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-02-18 18:46:55,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b873b32/7cd8865192b246f099e74b8a796bcc57/FLAG39ffd41c8 [2022-02-18 18:46:55,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0b873b32/7cd8865192b246f099e74b8a796bcc57 [2022-02-18 18:46:55,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 18:46:55,551 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 18:46:55,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 18:46:55,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 18:46:55,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 18:46:55,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:55,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33dfb8c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55, skipping insertion in model container [2022-02-18 18:46:55,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:55,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 18:46:55,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 18:46:55,762 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/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2022-02-18 18:46:55,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 18:46:55,904 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 18:46:55,914 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/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2022-02-18 18:46:55,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 18:46:55,984 INFO L208 MainTranslator]: Completed translation [2022-02-18 18:46:55,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55 WrapperNode [2022-02-18 18:46:55,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 18:46:55,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 18:46:55,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 18:46:55,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 18:46:55,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,032 INFO L137 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 274 [2022-02-18 18:46:56,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 18:46:56,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 18:46:56,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 18:46:56,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 18:46:56,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 18:46:56,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 18:46:56,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 18:46:56,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 18:46:56,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (1/1) ... [2022-02-18 18:46:56,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 18:46:56,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:46:56,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-18 18:46:56,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-18 18:46:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 18:46:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-18 18:46:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 18:46:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 18:46:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 18:46:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-18 18:46:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-18 18:46:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-18 18:46:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-18 18:46:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-18 18:46:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-18 18:46:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 18:46:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-18 18:46:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 18:46:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 18:46:56,182 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 18:46:56,323 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 18:46:56,324 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 18:46:56,765 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 18:46:57,049 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 18:46:57,049 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 18:46:57,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 06:46:57 BoogieIcfgContainer [2022-02-18 18:46:57,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 18:46:57,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 18:46:57,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 18:46:57,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 18:46:57,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 06:46:55" (1/3) ... [2022-02-18 18:46:57,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a56457e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 06:46:57, skipping insertion in model container [2022-02-18 18:46:57,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 06:46:55" (2/3) ... [2022-02-18 18:46:57,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a56457e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 06:46:57, skipping insertion in model container [2022-02-18 18:46:57,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 06:46:57" (3/3) ... [2022-02-18 18:46:57,059 INFO L111 eAbstractionObserver]: Analyzing ICFG safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2022-02-18 18:46:57,063 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 18:46:57,064 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 18:46:57,064 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-18 18:46:57,064 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 18:46:57,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,115 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,115 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,115 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,115 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,116 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,116 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,117 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,117 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,117 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,117 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,117 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,117 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,118 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,118 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,118 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,120 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,120 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,122 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,123 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,124 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,128 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,143 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,144 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,144 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,148 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,148 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,148 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-18 18:46:57,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 18:46:57,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 18:46:57,200 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) [2022-02-18 18:46:57,204 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 [2022-02-18 18:46:57,227 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 18:46:57,232 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, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 18:46:57,232 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-18 18:46:57,272 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 18:46:57,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:46:57,277 INFO L85 PathProgramCache]: Analyzing trace with hash 293760726, now seen corresponding path program 1 times [2022-02-18 18:46:57,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:46:57,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244045149] [2022-02-18 18:46:57,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:46:57,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:46:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:46:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 18:46:57,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:46:57,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244045149] [2022-02-18 18:46:57,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244045149] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:46:57,550 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:46:57,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 18:46:57,551 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690623525] [2022-02-18 18:46:57,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:46:57,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 18:46:57,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:46:57,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 18:46:57,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 18:46:57,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:57,580 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:46:57,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:46:57,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:57,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,718 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:57,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:57,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 18:46:57,774 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 18:46:57,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:46:57,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1130769966, now seen corresponding path program 1 times [2022-02-18 18:46:57,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:46:57,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948281433] [2022-02-18 18:46:57,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:46:57,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:46:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:46:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 18:46:58,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:46:58,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948281433] [2022-02-18 18:46:58,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948281433] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:46:58,088 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:46:58,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-18 18:46:58,088 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404431226] [2022-02-18 18:46:58,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:46:58,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 18:46:58,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:46:58,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 18:46:58,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-18 18:46:58,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:58,091 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:46:58,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:46:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:58,361 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,364 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,410 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,443 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,443 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,444 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,444 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,444 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,444 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,445 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,476 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,504 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,505 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,506 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,508 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,508 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,508 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,509 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43#1_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,538 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_157 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:58,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:58,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:46:58,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 18:46:58,582 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 18:46:58,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:46:58,582 INFO L85 PathProgramCache]: Analyzing trace with hash 991918985, now seen corresponding path program 1 times [2022-02-18 18:46:58,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:46:58,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312234401] [2022-02-18 18:46:58,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:46:58,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:46:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:46:58,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 18:46:58,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:46:58,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312234401] [2022-02-18 18:46:58,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312234401] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:46:58,879 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:46:58,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 18:46:58,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910246013] [2022-02-18 18:46:58,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:46:58,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 18:46:58,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:46:58,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 18:46:58,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 18:46:58,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:58,881 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:46:58,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:46:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:46:58,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:59,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:59,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:46:59,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 18:46:59,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 18:46:59,108 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 18:46:59,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:46:59,109 INFO L85 PathProgramCache]: Analyzing trace with hash 463401420, now seen corresponding path program 1 times [2022-02-18 18:46:59,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:46:59,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302620198] [2022-02-18 18:46:59,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:46:59,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:46:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:46:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 18:46:59,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:46:59,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302620198] [2022-02-18 18:46:59,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302620198] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:46:59,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:46:59,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-18 18:46:59,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027895960] [2022-02-18 18:46:59,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:46:59,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-18 18:46:59,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:46:59,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-18 18:46:59,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-02-18 18:46:59,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:59,559 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:46:59,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 12 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:46:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:46:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 18:46:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:46:59,779 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:59,793 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:59,794 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:46:59,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:46:59,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:46:59,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 18:46:59,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 18:46:59,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 18:46:59,835 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 18:46:59,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:46:59,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1155707512, now seen corresponding path program 2 times [2022-02-18 18:46:59,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:46:59,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916059090] [2022-02-18 18:46:59,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:46:59,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:46:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 18:47:00,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 18:47:00,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 18:47:00,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916059090] [2022-02-18 18:47:00,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916059090] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 18:47:00,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 18:47:00,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 18:47:00,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890712455] [2022-02-18 18:47:00,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 18:47:00,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-18 18:47:00,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 18:47:00,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-18 18:47:00,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-02-18 18:47:00,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:47:00,273 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 18:47:00,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 18:47:00,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:47:00,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:47:00,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 18:47:00,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 18:47:00,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 18:47:00,340 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,371 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,372 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,827 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,829 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,843 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,844 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,874 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,874 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,913 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,918 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,927 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,928 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,946 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,947 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,986 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:00,993 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,001 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,036 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,052 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,067 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,068 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,084 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 18:47:01,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 18:47:01,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 18:47:01,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 18:47:01,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 18:47:01,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-18 18:47:01,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 18:47:01,222 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 18:47:01,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 18:47:01,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1872592820, now seen corresponding path program 3 times [2022-02-18 18:47:01,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 18:47:01,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521410517] [2022-02-18 18:47:01,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 18:47:01,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 18:47:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 18:47:01,291 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 18:47:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 18:47:01,402 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 18:47:01,402 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 18:47:01,404 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-18 18:47:01,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-02-18 18:47:01,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2022-02-18 18:47:01,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-02-18 18:47:01,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2022-02-18 18:47:01,406 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-18 18:47:01,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 18:47:01,417 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2022-02-18 18:47:01,421 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 18:47:01,421 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 18:47:01,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 06:47:01 BasicIcfg [2022-02-18 18:47:01,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 18:47:01,532 INFO L158 Benchmark]: Toolchain (without parser) took 5980.94ms. Allocated memory was 194.0MB in the beginning and 293.6MB in the end (delta: 99.6MB). Free memory was 138.2MB in the beginning and 103.9MB in the end (delta: 34.3MB). Peak memory consumption was 134.8MB. Max. memory is 8.0GB. [2022-02-18 18:47:01,532 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory was 156.4MB in the beginning and 156.3MB in the end (delta: 71.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 18:47:01,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.00ms. Allocated memory was 194.0MB in the beginning and 293.6MB in the end (delta: 99.6MB). Free memory was 137.9MB in the beginning and 254.8MB in the end (delta: -116.9MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2022-02-18 18:47:01,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.65ms. Allocated memory is still 293.6MB. Free memory was 254.8MB in the beginning and 251.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 18:47:01,533 INFO L158 Benchmark]: Boogie Preprocessor took 30.09ms. Allocated memory is still 293.6MB. Free memory was 251.7MB in the beginning and 249.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 18:47:01,533 INFO L158 Benchmark]: RCFGBuilder took 987.67ms. Allocated memory is still 293.6MB. Free memory was 249.0MB in the beginning and 172.5MB in the end (delta: 76.5MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. [2022-02-18 18:47:01,534 INFO L158 Benchmark]: TraceAbstraction took 4478.10ms. Allocated memory is still 293.6MB. Free memory was 172.0MB in the beginning and 103.9MB in the end (delta: 68.1MB). Peak memory consumption was 69.6MB. Max. memory is 8.0GB. [2022-02-18 18:47:01,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory was 156.4MB in the beginning and 156.3MB in the end (delta: 71.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 433.00ms. Allocated memory was 194.0MB in the beginning and 293.6MB in the end (delta: 99.6MB). Free memory was 137.9MB in the beginning and 254.8MB in the end (delta: -116.9MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.65ms. Allocated memory is still 293.6MB. Free memory was 254.8MB in the beginning and 251.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.09ms. Allocated memory is still 293.6MB. Free memory was 251.7MB in the beginning and 249.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 987.67ms. Allocated memory is still 293.6MB. Free memory was 249.0MB in the beginning and 172.5MB in the end (delta: 76.5MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. * TraceAbstraction took 4478.10ms. Allocated memory is still 293.6MB. Free memory was 172.0MB in the beginning and 103.9MB in the end (delta: 68.1MB). Peak memory consumption was 69.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19503, positive: 19188, positive conditional: 19188, positive unconditional: 0, negative: 315, negative conditional: 315, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19463, positive: 19188, positive conditional: 19188, positive unconditional: 0, negative: 275, negative conditional: 275, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19463, positive: 19188, positive conditional: 19188, positive unconditional: 0, negative: 275, negative conditional: 275, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20388, positive: 19188, positive conditional: 18926, positive unconditional: 262, negative: 1200, negative conditional: 925, negative unconditional: 275, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20388, positive: 19188, positive conditional: 4398, positive unconditional: 14790, negative: 1200, negative conditional: 364, negative unconditional: 836, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20388, positive: 19188, positive conditional: 4398, positive unconditional: 14790, negative: 1200, negative conditional: 364, negative unconditional: 836, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 828, positive: 804, positive conditional: 328, positive unconditional: 476, negative: 24, negative conditional: 12, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 828, positive: 785, positive conditional: 0, positive unconditional: 785, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 19, positive conditional: 15, positive unconditional: 4, negative: 24, negative conditional: 12, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 581, positive: 199, positive conditional: 168, positive unconditional: 31, negative: 382, negative conditional: 188, negative unconditional: 193, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20388, positive: 18384, positive conditional: 4070, positive unconditional: 14314, negative: 1176, negative conditional: 352, negative unconditional: 824, unknown: 828, unknown conditional: 340, unknown unconditional: 488] , Statistics on independence cache: Total cache size (in pairs): 828, Positive cache size: 804, Positive conditional cache size: 328, Positive unconditional cache size: 476, Negative cache size: 24, Negative conditional cache size: 12, Negative unconditional cache size: 12, Eliminated conditions: 15089, Maximal queried relation: 4, Independence queries for same thread: 40 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L720] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L721] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L722] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L723] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L724] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L725] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L726] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L727] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L728] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L729] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L730] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L731] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L732] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L733] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L734] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L735] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L818] 0 pthread_t t2025; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2025={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L819] FCALL, FORK 0 pthread_create(&t2025, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2025, ((void *)0), P0, ((void *)0))=-2, t2025={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L820] 0 pthread_t t2026; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2025={5:0}, t2026={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L741] 1 z$w_buff1 = z$w_buff0 [L742] 1 z$w_buff0 = 2 [L743] 1 z$w_buff1_used = z$w_buff0_used [L744] 1 z$w_buff0_used = (_Bool)1 [L745] CALL 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L745] RET 1 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L746] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L747] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L748] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L749] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L750] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L821] FCALL, FORK 0 pthread_create(&t2026, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2026, ((void *)0), P1, ((void *)0))=-1, t2025={5:0}, t2026={6:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L822] 0 pthread_t t2027; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2025={5:0}, t2026={6:0}, t2027={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] FCALL, FORK 0 pthread_create(&t2027, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2027, ((void *)0), P2, ((void *)0))=0, t2025={5:0}, t2026={6:0}, t2027={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L776] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L776] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L776] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L776] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L777] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L777] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L778] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L778] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L779] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L779] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L780] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L780] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 __unbuffered_p2_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L793] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L756] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L757] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L757] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L758] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L758] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L759] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L759] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L760] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L760] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L763] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L765] 1 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L796] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L796] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L796] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L796] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L797] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L797] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L798] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L798] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L799] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L799] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L800] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L800] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L825] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2025={5:0}, t2026={6:0}, t2027={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L827] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L827] RET 0 assume_abort_if_not(main$tmp_guard0) [L829] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L829] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L829] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L829] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L830] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L830] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L831] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L831] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L832] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L832] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L833] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L833] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L836] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L837] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L838] 0 z$flush_delayed = weak$$choice2 [L839] 0 z$mem_tmp = z [L840] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L840] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L841] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L841] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L842] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L842] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L843] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L843] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L844] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L845] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L845] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L846] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L846] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L847] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p2_EAX == 1) [L848] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L848] 0 z = z$flush_delayed ? z$mem_tmp : z [L849] 0 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2025={5:0}, t2026={6:0}, t2027={3:0}, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L851] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 823]: 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: 821]: 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: 819]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 141 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, 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, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 495 NumberOfCodeBlocks, 495 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 2687 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! [2022-02-18 18:47:01,573 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 [2022-02-18 18:47:01,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...