/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix017_pso.opt_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-18 22:36:59,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 22:36:59,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 22:36:59,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 22:36:59,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 22:36:59,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 22:36:59,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 22:36:59,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 22:36:59,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 22:36:59,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 22:36:59,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 22:36:59,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 22:36:59,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 22:36:59,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 22:36:59,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 22:36:59,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 22:36:59,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 22:36:59,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 22:36:59,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 22:36:59,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 22:36:59,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 22:36:59,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 22:36:59,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 22:36:59,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 22:36:59,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-18 22:36:59,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-18 22:36:59,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-18 22:36:59,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-18 22:36:59,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-18 22:36:59,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-18 22:36:59,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-18 22:36:59,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-18 22:36:59,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-18 22:36:59,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-18 22:36:59,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-18 22:36:59,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-18 22:36:59,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-18 22:36:59,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-18 22:36:59,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 22:36:59,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 22:36:59,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 22:36:59,910 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-PN-NoLbe.epf [2022-01-18 22:36:59,933 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 22:36:59,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 22:36:59,934 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 22:36:59,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 22:36:59,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 22:36:59,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 22:36:59,934 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 22:36:59,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 22:36:59,934 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 22:36:59,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 22:36:59,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 22:36:59,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 22:36:59,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 22:36:59,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-18 22:36:59,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 22:37:00,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 22:37:00,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 22:37:00,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 22:37:00,131 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 22:37:00,133 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 22:37:00,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix017_pso.opt_tso.opt.i [2022-01-18 22:37:00,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112e0c47c/3fe3afc8bd4d4f8dbc05d5241a506e99/FLAGb1d8d4eb6 [2022-01-18 22:37:00,537 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 22:37:00,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017_pso.opt_tso.opt.i [2022-01-18 22:37:00,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112e0c47c/3fe3afc8bd4d4f8dbc05d5241a506e99/FLAGb1d8d4eb6 [2022-01-18 22:37:00,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112e0c47c/3fe3afc8bd4d4f8dbc05d5241a506e99 [2022-01-18 22:37:00,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 22:37:00,919 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 22:37:00,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 22:37:00,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 22:37:00,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 22:37:00,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 10:37:00" (1/1) ... [2022-01-18 22:37:00,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44970bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:00, skipping insertion in model container [2022-01-18 22:37:00,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 10:37:00" (1/1) ... [2022-01-18 22:37:00,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 22:37:00,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 22:37:01,097 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/mix017_pso.opt_tso.opt.i[956,969] [2022-01-18 22:37:01,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 22:37:01,269 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 22:37:01,278 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/mix017_pso.opt_tso.opt.i[956,969] [2022-01-18 22:37:01,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 22:37:01,358 INFO L208 MainTranslator]: Completed translation [2022-01-18 22:37:01,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01 WrapperNode [2022-01-18 22:37:01,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 22:37:01,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 22:37:01,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 22:37:01,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 22:37:01,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,436 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 296 [2022-01-18 22:37:01,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 22:37:01,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 22:37:01,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 22:37:01,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 22:37:01,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 22:37:01,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 22:37:01,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 22:37:01,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 22:37:01,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (1/1) ... [2022-01-18 22:37:01,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 22:37:01,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 22:37:01,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-18 22:37:01,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-01-18 22:37:01,545 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-01-18 22:37:01,545 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-01-18 22:37:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-01-18 22:37:01,545 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-01-18 22:37:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-01-18 22:37:01,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-01-18 22:37:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 22:37:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-18 22:37:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 22:37:01,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 22:37:01,547 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 22:37:01,661 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 22:37:01,662 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 22:37:02,077 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 22:37:02,326 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 22:37:02,326 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-18 22:37:02,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 10:37:02 BoogieIcfgContainer [2022-01-18 22:37:02,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 22:37:02,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 22:37:02,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 22:37:02,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 22:37:02,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 10:37:00" (1/3) ... [2022-01-18 22:37:02,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b7da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 10:37:02, skipping insertion in model container [2022-01-18 22:37:02,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 10:37:01" (2/3) ... [2022-01-18 22:37:02,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b7da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 10:37:02, skipping insertion in model container [2022-01-18 22:37:02,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 10:37:02" (3/3) ... [2022-01-18 22:37:02,335 INFO L111 eAbstractionObserver]: Analyzing ICFG mix017_pso.opt_tso.opt.i [2022-01-18 22:37:02,339 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 22:37:02,339 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-18 22:37:02,339 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 22:37:02,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,384 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,386 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,386 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,387 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,398 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,398 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,399 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,399 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,399 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,401 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,411 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,412 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,413 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,414 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,415 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,417 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,418 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,419 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,421 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,422 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,423 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,425 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,426 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,427 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,430 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,431 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,432 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,433 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,437 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,437 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,437 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,437 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,437 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,437 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,438 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,439 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,439 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,439 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,439 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,440 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,441 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,442 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,443 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,443 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,443 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,443 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 22:37:02,443 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-18 22:37:02,484 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 22:37:02,490 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 22:37:02,490 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-01-18 22:37:02,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 147 places, 136 transitions, 292 flow [2022-01-18 22:37:02,562 INFO L129 PetriNetUnfolder]: 2/132 cut-off events. [2022-01-18 22:37:02,562 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-18 22:37:02,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 132 events. 2/132 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 64 event pairs, 0 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2022-01-18 22:37:02,565 INFO L82 GeneralOperation]: Start removeDead. Operand has 147 places, 136 transitions, 292 flow [2022-01-18 22:37:02,571 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 132 transitions, 276 flow [2022-01-18 22:37:02,592 INFO L129 PetriNetUnfolder]: 0/92 cut-off events. [2022-01-18 22:37:02,593 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-18 22:37:02,593 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:02,594 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:02,594 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:02,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:02,598 INFO L85 PathProgramCache]: Analyzing trace with hash -915314893, now seen corresponding path program 1 times [2022-01-18 22:37:02,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:02,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987777759] [2022-01-18 22:37:02,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:02,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:02,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:02,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:02,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987777759] [2022-01-18 22:37:02,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987777759] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:02,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:02,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 22:37:02,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678622196] [2022-01-18 22:37:02,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:02,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 22:37:02,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:02,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 22:37:02,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 22:37:02,874 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 122 out of 136 [2022-01-18 22:37:02,879 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 132 transitions, 276 flow. Second operand has 3 states, 3 states have (on average 124.0) internal successors, (372), 3 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:02,879 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:02,880 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 122 of 136 [2022-01-18 22:37:02,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:02,957 INFO L129 PetriNetUnfolder]: 14/171 cut-off events. [2022-01-18 22:37:02,958 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-01-18 22:37:02,959 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 171 events. 14/171 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 267 event pairs, 2 based on Foata normal form. 5/167 useless extension candidates. Maximal degree in co-relation 163. Up to 25 conditions per place. [2022-01-18 22:37:02,961 INFO L132 encePairwiseOnDemand]: 131/136 looper letters, 10 selfloop transitions, 2 changer transitions 0/130 dead transitions. [2022-01-18 22:37:02,961 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 130 transitions, 296 flow [2022-01-18 22:37:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 22:37:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-18 22:37:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 383 transitions. [2022-01-18 22:37:02,975 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9387254901960784 [2022-01-18 22:37:02,976 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 383 transitions. [2022-01-18 22:37:02,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 383 transitions. [2022-01-18 22:37:02,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:02,982 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 383 transitions. [2022-01-18 22:37:02,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 127.66666666666667) internal successors, (383), 3 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:02,990 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 136.0) internal successors, (544), 4 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:02,990 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 136.0) internal successors, (544), 4 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:02,991 INFO L186 Difference]: Start difference. First operand has 143 places, 132 transitions, 276 flow. Second operand 3 states and 383 transitions. [2022-01-18 22:37:02,992 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 130 transitions, 296 flow [2022-01-18 22:37:02,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 130 transitions, 292 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-01-18 22:37:02,996 INFO L242 Difference]: Finished difference. Result has 139 places, 128 transitions, 268 flow [2022-01-18 22:37:02,998 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=268, PETRI_PLACES=139, PETRI_TRANSITIONS=128} [2022-01-18 22:37:03,000 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -4 predicate places. [2022-01-18 22:37:03,000 INFO L470 AbstractCegarLoop]: Abstraction has has 139 places, 128 transitions, 268 flow [2022-01-18 22:37:03,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.0) internal successors, (372), 3 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:03,001 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:03,001 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:03,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 22:37:03,001 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:03,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:03,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1357870858, now seen corresponding path program 1 times [2022-01-18 22:37:03,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:03,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764159559] [2022-01-18 22:37:03,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:03,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:03,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:03,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764159559] [2022-01-18 22:37:03,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764159559] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:03,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:03,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 22:37:03,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619003137] [2022-01-18 22:37:03,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:03,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 22:37:03,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:03,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 22:37:03,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-18 22:37:03,226 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 136 [2022-01-18 22:37:03,227 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 128 transitions, 268 flow. Second operand has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:03,227 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:03,227 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 136 [2022-01-18 22:37:03,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:03,790 INFO L129 PetriNetUnfolder]: 910/2279 cut-off events. [2022-01-18 22:37:03,790 INFO L130 PetriNetUnfolder]: For 56/56 co-relation queries the response was YES. [2022-01-18 22:37:03,797 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3723 conditions, 2279 events. 910/2279 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 16214 event pairs, 178 based on Foata normal form. 0/2216 useless extension candidates. Maximal degree in co-relation 3661. Up to 604 conditions per place. [2022-01-18 22:37:03,804 INFO L132 encePairwiseOnDemand]: 130/136 looper letters, 25 selfloop transitions, 2 changer transitions 53/171 dead transitions. [2022-01-18 22:37:03,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 171 transitions, 494 flow [2022-01-18 22:37:03,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 22:37:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-18 22:37:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1041 transitions. [2022-01-18 22:37:03,807 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8504901960784313 [2022-01-18 22:37:03,807 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1041 transitions. [2022-01-18 22:37:03,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1041 transitions. [2022-01-18 22:37:03,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:03,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1041 transitions. [2022-01-18 22:37:03,809 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 115.66666666666667) internal successors, (1041), 9 states have internal predecessors, (1041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:03,812 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 136.0) internal successors, (1360), 10 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:03,813 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 136.0) internal successors, (1360), 10 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:03,813 INFO L186 Difference]: Start difference. First operand has 139 places, 128 transitions, 268 flow. Second operand 9 states and 1041 transitions. [2022-01-18 22:37:03,813 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 171 transitions, 494 flow [2022-01-18 22:37:03,815 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 171 transitions, 484 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-18 22:37:03,817 INFO L242 Difference]: Finished difference. Result has 152 places, 114 transitions, 256 flow [2022-01-18 22:37:03,817 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=256, PETRI_PLACES=152, PETRI_TRANSITIONS=114} [2022-01-18 22:37:03,818 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 9 predicate places. [2022-01-18 22:37:03,818 INFO L470 AbstractCegarLoop]: Abstraction has has 152 places, 114 transitions, 256 flow [2022-01-18 22:37:03,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:03,818 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:03,819 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:03,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 22:37:03,819 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:03,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:03,819 INFO L85 PathProgramCache]: Analyzing trace with hash -732845957, now seen corresponding path program 1 times [2022-01-18 22:37:03,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:03,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746325760] [2022-01-18 22:37:03,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:03,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:04,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:04,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746325760] [2022-01-18 22:37:04,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746325760] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:04,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:04,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-18 22:37:04,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309781005] [2022-01-18 22:37:04,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:04,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-18 22:37:04,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:04,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-18 22:37:04,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-18 22:37:04,013 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 136 [2022-01-18 22:37:04,014 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 114 transitions, 256 flow. Second operand has 6 states, 6 states have (on average 113.33333333333333) internal successors, (680), 6 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:04,014 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:04,014 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 136 [2022-01-18 22:37:04,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:04,459 INFO L129 PetriNetUnfolder]: 1614/2988 cut-off events. [2022-01-18 22:37:04,460 INFO L130 PetriNetUnfolder]: For 233/233 co-relation queries the response was YES. [2022-01-18 22:37:04,469 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5903 conditions, 2988 events. 1614/2988 cut-off events. For 233/233 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 20493 event pairs, 72 based on Foata normal form. 0/2929 useless extension candidates. Maximal degree in co-relation 5838. Up to 1009 conditions per place. [2022-01-18 22:37:04,478 INFO L132 encePairwiseOnDemand]: 125/136 looper letters, 32 selfloop transitions, 7 changer transitions 50/182 dead transitions. [2022-01-18 22:37:04,478 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 182 transitions, 597 flow [2022-01-18 22:37:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 22:37:04,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-01-18 22:37:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1201 transitions. [2022-01-18 22:37:04,480 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8830882352941176 [2022-01-18 22:37:04,480 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1201 transitions. [2022-01-18 22:37:04,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1201 transitions. [2022-01-18 22:37:04,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:04,481 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1201 transitions. [2022-01-18 22:37:04,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 120.1) internal successors, (1201), 10 states have internal predecessors, (1201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:04,547 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 136.0) internal successors, (1496), 11 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:04,548 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 136.0) internal successors, (1496), 11 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:04,548 INFO L186 Difference]: Start difference. First operand has 152 places, 114 transitions, 256 flow. Second operand 10 states and 1201 transitions. [2022-01-18 22:37:04,548 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 182 transitions, 597 flow [2022-01-18 22:37:04,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 182 transitions, 567 flow, removed 6 selfloop flow, removed 8 redundant places. [2022-01-18 22:37:04,555 INFO L242 Difference]: Finished difference. Result has 139 places, 117 transitions, 306 flow [2022-01-18 22:37:04,556 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=306, PETRI_PLACES=139, PETRI_TRANSITIONS=117} [2022-01-18 22:37:04,556 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, -4 predicate places. [2022-01-18 22:37:04,556 INFO L470 AbstractCegarLoop]: Abstraction has has 139 places, 117 transitions, 306 flow [2022-01-18 22:37:04,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 113.33333333333333) internal successors, (680), 6 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:04,557 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:04,557 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:04,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 22:37:04,557 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:04,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:04,558 INFO L85 PathProgramCache]: Analyzing trace with hash 689030598, now seen corresponding path program 1 times [2022-01-18 22:37:04,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:04,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852180031] [2022-01-18 22:37:04,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:04,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:04,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:04,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852180031] [2022-01-18 22:37:04,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852180031] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:04,699 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:04,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 22:37:04,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424056803] [2022-01-18 22:37:04,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:04,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 22:37:04,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:04,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 22:37:04,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-18 22:37:04,704 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 136 [2022-01-18 22:37:04,705 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 117 transitions, 306 flow. Second operand has 7 states, 7 states have (on average 113.28571428571429) internal successors, (793), 7 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:04,705 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:04,705 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 136 [2022-01-18 22:37:04,705 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:05,074 INFO L129 PetriNetUnfolder]: 848/1837 cut-off events. [2022-01-18 22:37:05,075 INFO L130 PetriNetUnfolder]: For 2388/2404 co-relation queries the response was YES. [2022-01-18 22:37:05,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5450 conditions, 1837 events. 848/1837 cut-off events. For 2388/2404 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 12070 event pairs, 6 based on Foata normal form. 52/1885 useless extension candidates. Maximal degree in co-relation 5384. Up to 644 conditions per place. [2022-01-18 22:37:05,087 INFO L132 encePairwiseOnDemand]: 126/136 looper letters, 38 selfloop transitions, 11 changer transitions 39/181 dead transitions. [2022-01-18 22:37:05,087 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 181 transitions, 790 flow [2022-01-18 22:37:05,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 22:37:05,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-01-18 22:37:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1200 transitions. [2022-01-18 22:37:05,089 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8823529411764706 [2022-01-18 22:37:05,089 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1200 transitions. [2022-01-18 22:37:05,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1200 transitions. [2022-01-18 22:37:05,090 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:05,090 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1200 transitions. [2022-01-18 22:37:05,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 120.0) internal successors, (1200), 10 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,093 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 136.0) internal successors, (1496), 11 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,093 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 136.0) internal successors, (1496), 11 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,094 INFO L186 Difference]: Start difference. First operand has 139 places, 117 transitions, 306 flow. Second operand 10 states and 1200 transitions. [2022-01-18 22:37:05,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 181 transitions, 790 flow [2022-01-18 22:37:05,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 181 transitions, 765 flow, removed 7 selfloop flow, removed 5 redundant places. [2022-01-18 22:37:05,100 INFO L242 Difference]: Finished difference. Result has 143 places, 121 transitions, 394 flow [2022-01-18 22:37:05,100 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=291, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=394, PETRI_PLACES=143, PETRI_TRANSITIONS=121} [2022-01-18 22:37:05,101 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 0 predicate places. [2022-01-18 22:37:05,101 INFO L470 AbstractCegarLoop]: Abstraction has has 143 places, 121 transitions, 394 flow [2022-01-18 22:37:05,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 113.28571428571429) internal successors, (793), 7 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,101 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:05,102 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:05,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 22:37:05,102 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:05,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:05,102 INFO L85 PathProgramCache]: Analyzing trace with hash 121143560, now seen corresponding path program 1 times [2022-01-18 22:37:05,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:05,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977557351] [2022-01-18 22:37:05,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:05,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:05,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:05,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:05,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977557351] [2022-01-18 22:37:05,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977557351] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:05,193 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:05,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 22:37:05,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648889012] [2022-01-18 22:37:05,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:05,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 22:37:05,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:05,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 22:37:05,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-01-18 22:37:05,194 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 136 [2022-01-18 22:37:05,195 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 121 transitions, 394 flow. Second operand has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,195 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:05,195 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 136 [2022-01-18 22:37:05,195 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:05,480 INFO L129 PetriNetUnfolder]: 353/935 cut-off events. [2022-01-18 22:37:05,481 INFO L130 PetriNetUnfolder]: For 3279/3295 co-relation queries the response was YES. [2022-01-18 22:37:05,484 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3314 conditions, 935 events. 353/935 cut-off events. For 3279/3295 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 5212 event pairs, 12 based on Foata normal form. 30/961 useless extension candidates. Maximal degree in co-relation 3244. Up to 289 conditions per place. [2022-01-18 22:37:05,486 INFO L132 encePairwiseOnDemand]: 126/136 looper letters, 43 selfloop transitions, 15 changer transitions 39/190 dead transitions. [2022-01-18 22:37:05,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 190 transitions, 1062 flow [2022-01-18 22:37:05,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 22:37:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-18 22:37:05,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1320 transitions. [2022-01-18 22:37:05,489 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8823529411764706 [2022-01-18 22:37:05,489 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1320 transitions. [2022-01-18 22:37:05,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1320 transitions. [2022-01-18 22:37:05,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:05,490 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1320 transitions. [2022-01-18 22:37:05,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 120.0) internal successors, (1320), 11 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,493 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 136.0) internal successors, (1632), 12 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,494 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 136.0) internal successors, (1632), 12 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,494 INFO L186 Difference]: Start difference. First operand has 143 places, 121 transitions, 394 flow. Second operand 11 states and 1320 transitions. [2022-01-18 22:37:05,494 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 190 transitions, 1062 flow [2022-01-18 22:37:05,500 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 190 transitions, 882 flow, removed 79 selfloop flow, removed 9 redundant places. [2022-01-18 22:37:05,502 INFO L242 Difference]: Finished difference. Result has 146 places, 125 transitions, 444 flow [2022-01-18 22:37:05,502 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=325, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=444, PETRI_PLACES=146, PETRI_TRANSITIONS=125} [2022-01-18 22:37:05,504 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 3 predicate places. [2022-01-18 22:37:05,504 INFO L470 AbstractCegarLoop]: Abstraction has has 146 places, 125 transitions, 444 flow [2022-01-18 22:37:05,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,505 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:05,505 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:05,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 22:37:05,505 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:05,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:05,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1932445942, now seen corresponding path program 1 times [2022-01-18 22:37:05,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:05,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928920085] [2022-01-18 22:37:05,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:05,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:05,623 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:05,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928920085] [2022-01-18 22:37:05,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928920085] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:05,624 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:05,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 22:37:05,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194201648] [2022-01-18 22:37:05,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:05,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 22:37:05,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:05,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 22:37:05,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-18 22:37:05,625 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 136 [2022-01-18 22:37:05,626 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 125 transitions, 444 flow. Second operand has 7 states, 7 states have (on average 114.57142857142857) internal successors, (802), 7 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,626 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:05,626 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 136 [2022-01-18 22:37:05,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:05,840 INFO L129 PetriNetUnfolder]: 153/729 cut-off events. [2022-01-18 22:37:05,840 INFO L130 PetriNetUnfolder]: For 1833/1918 co-relation queries the response was YES. [2022-01-18 22:37:05,843 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1930 conditions, 729 events. 153/729 cut-off events. For 1833/1918 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 4210 event pairs, 11 based on Foata normal form. 25/732 useless extension candidates. Maximal degree in co-relation 1858. Up to 160 conditions per place. [2022-01-18 22:37:05,845 INFO L132 encePairwiseOnDemand]: 130/136 looper letters, 37 selfloop transitions, 2 changer transitions 11/156 dead transitions. [2022-01-18 22:37:05,845 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 156 transitions, 617 flow [2022-01-18 22:37:05,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 22:37:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-18 22:37:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 835 transitions. [2022-01-18 22:37:05,860 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8771008403361344 [2022-01-18 22:37:05,860 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 835 transitions. [2022-01-18 22:37:05,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 835 transitions. [2022-01-18 22:37:05,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:05,860 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 835 transitions. [2022-01-18 22:37:05,861 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 119.28571428571429) internal successors, (835), 7 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,863 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 136.0) internal successors, (1088), 8 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,863 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 136.0) internal successors, (1088), 8 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,863 INFO L186 Difference]: Start difference. First operand has 146 places, 125 transitions, 444 flow. Second operand 7 states and 835 transitions. [2022-01-18 22:37:05,863 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 156 transitions, 617 flow [2022-01-18 22:37:05,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 156 transitions, 532 flow, removed 29 selfloop flow, removed 10 redundant places. [2022-01-18 22:37:05,870 INFO L242 Difference]: Finished difference. Result has 143 places, 126 transitions, 378 flow [2022-01-18 22:37:05,870 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=359, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=378, PETRI_PLACES=143, PETRI_TRANSITIONS=126} [2022-01-18 22:37:05,870 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 0 predicate places. [2022-01-18 22:37:05,870 INFO L470 AbstractCegarLoop]: Abstraction has has 143 places, 126 transitions, 378 flow [2022-01-18 22:37:05,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 114.57142857142857) internal successors, (802), 7 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:05,871 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:05,871 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:05,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-18 22:37:05,871 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:05,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:05,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1399280646, now seen corresponding path program 2 times [2022-01-18 22:37:05,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:05,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746264595] [2022-01-18 22:37:05,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:05,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:06,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:06,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:06,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746264595] [2022-01-18 22:37:06,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746264595] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:06,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:06,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 22:37:06,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642074896] [2022-01-18 22:37:06,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:06,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 22:37:06,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:06,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 22:37:06,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-18 22:37:06,016 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 136 [2022-01-18 22:37:06,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 126 transitions, 378 flow. Second operand has 7 states, 7 states have (on average 109.42857142857143) internal successors, (766), 7 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:06,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 136 [2022-01-18 22:37:06,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:06,359 INFO L129 PetriNetUnfolder]: 473/1839 cut-off events. [2022-01-18 22:37:06,359 INFO L130 PetriNetUnfolder]: For 1907/2125 co-relation queries the response was YES. [2022-01-18 22:37:06,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3995 conditions, 1839 events. 473/1839 cut-off events. For 1907/2125 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 14601 event pairs, 56 based on Foata normal form. 74/1856 useless extension candidates. Maximal degree in co-relation 3921. Up to 323 conditions per place. [2022-01-18 22:37:06,372 INFO L132 encePairwiseOnDemand]: 124/136 looper letters, 46 selfloop transitions, 8 changer transitions 22/176 dead transitions. [2022-01-18 22:37:06,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 176 transitions, 690 flow [2022-01-18 22:37:06,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 22:37:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-18 22:37:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1242 transitions. [2022-01-18 22:37:06,374 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8302139037433155 [2022-01-18 22:37:06,375 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1242 transitions. [2022-01-18 22:37:06,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1242 transitions. [2022-01-18 22:37:06,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:06,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1242 transitions. [2022-01-18 22:37:06,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 112.9090909090909) internal successors, (1242), 11 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,379 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 136.0) internal successors, (1632), 12 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,379 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 136.0) internal successors, (1632), 12 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,379 INFO L186 Difference]: Start difference. First operand has 143 places, 126 transitions, 378 flow. Second operand 11 states and 1242 transitions. [2022-01-18 22:37:06,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 176 transitions, 690 flow [2022-01-18 22:37:06,385 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 176 transitions, 663 flow, removed 13 selfloop flow, removed 4 redundant places. [2022-01-18 22:37:06,387 INFO L242 Difference]: Finished difference. Result has 154 places, 131 transitions, 455 flow [2022-01-18 22:37:06,387 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=455, PETRI_PLACES=154, PETRI_TRANSITIONS=131} [2022-01-18 22:37:06,388 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 11 predicate places. [2022-01-18 22:37:06,388 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 131 transitions, 455 flow [2022-01-18 22:37:06,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.42857142857143) internal successors, (766), 7 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,388 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:06,388 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:06,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-18 22:37:06,389 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:06,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:06,389 INFO L85 PathProgramCache]: Analyzing trace with hash 2085924550, now seen corresponding path program 3 times [2022-01-18 22:37:06,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:06,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500024563] [2022-01-18 22:37:06,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:06,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:06,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:06,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500024563] [2022-01-18 22:37:06,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500024563] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:06,480 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:06,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-18 22:37:06,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941178629] [2022-01-18 22:37:06,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:06,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-18 22:37:06,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:06,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-18 22:37:06,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-01-18 22:37:06,482 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 136 [2022-01-18 22:37:06,482 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 131 transitions, 455 flow. Second operand has 9 states, 9 states have (on average 113.0) internal successors, (1017), 9 states have internal predecessors, (1017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,482 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:06,482 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 136 [2022-01-18 22:37:06,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:06,870 INFO L129 PetriNetUnfolder]: 673/1965 cut-off events. [2022-01-18 22:37:06,870 INFO L130 PetriNetUnfolder]: For 3820/4621 co-relation queries the response was YES. [2022-01-18 22:37:06,879 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5723 conditions, 1965 events. 673/1965 cut-off events. For 3820/4621 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 15702 event pairs, 36 based on Foata normal form. 220/2083 useless extension candidates. Maximal degree in co-relation 5700. Up to 373 conditions per place. [2022-01-18 22:37:06,883 INFO L132 encePairwiseOnDemand]: 126/136 looper letters, 31 selfloop transitions, 21 changer transitions 35/182 dead transitions. [2022-01-18 22:37:06,883 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 182 transitions, 936 flow [2022-01-18 22:37:06,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-18 22:37:06,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-01-18 22:37:06,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1407 transitions. [2022-01-18 22:37:06,886 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8621323529411765 [2022-01-18 22:37:06,886 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1407 transitions. [2022-01-18 22:37:06,886 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1407 transitions. [2022-01-18 22:37:06,887 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:06,887 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1407 transitions. [2022-01-18 22:37:06,889 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 117.25) internal successors, (1407), 12 states have internal predecessors, (1407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,891 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 136.0) internal successors, (1768), 13 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,892 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 136.0) internal successors, (1768), 13 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,892 INFO L186 Difference]: Start difference. First operand has 154 places, 131 transitions, 455 flow. Second operand 12 states and 1407 transitions. [2022-01-18 22:37:06,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 182 transitions, 936 flow [2022-01-18 22:37:06,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 182 transitions, 880 flow, removed 19 selfloop flow, removed 6 redundant places. [2022-01-18 22:37:06,907 INFO L242 Difference]: Finished difference. Result has 159 places, 131 transitions, 483 flow [2022-01-18 22:37:06,907 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=425, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=483, PETRI_PLACES=159, PETRI_TRANSITIONS=131} [2022-01-18 22:37:06,907 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 16 predicate places. [2022-01-18 22:37:06,907 INFO L470 AbstractCegarLoop]: Abstraction has has 159 places, 131 transitions, 483 flow [2022-01-18 22:37:06,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 113.0) internal successors, (1017), 9 states have internal predecessors, (1017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,908 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:06,908 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:06,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 22:37:06,908 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:06,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:06,909 INFO L85 PathProgramCache]: Analyzing trace with hash 246318382, now seen corresponding path program 1 times [2022-01-18 22:37:06,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:06,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100694465] [2022-01-18 22:37:06,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:06,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:06,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:06,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:06,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100694465] [2022-01-18 22:37:06,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100694465] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:06,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:06,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 22:37:06,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53002759] [2022-01-18 22:37:06,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:06,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 22:37:06,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:06,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 22:37:06,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-18 22:37:06,999 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 136 [2022-01-18 22:37:06,999 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 131 transitions, 483 flow. Second operand has 7 states, 7 states have (on average 114.71428571428571) internal successors, (803), 7 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:06,999 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:07,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 136 [2022-01-18 22:37:07,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:07,229 INFO L129 PetriNetUnfolder]: 292/1342 cut-off events. [2022-01-18 22:37:07,229 INFO L130 PetriNetUnfolder]: For 2228/2454 co-relation queries the response was YES. [2022-01-18 22:37:07,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3685 conditions, 1342 events. 292/1342 cut-off events. For 2228/2454 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 10853 event pairs, 10 based on Foata normal form. 8/1281 useless extension candidates. Maximal degree in co-relation 3639. Up to 262 conditions per place. [2022-01-18 22:37:07,239 INFO L132 encePairwiseOnDemand]: 130/136 looper letters, 30 selfloop transitions, 3 changer transitions 5/148 dead transitions. [2022-01-18 22:37:07,239 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 148 transitions, 629 flow [2022-01-18 22:37:07,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 22:37:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-18 22:37:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 819 transitions. [2022-01-18 22:37:07,241 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8602941176470589 [2022-01-18 22:37:07,241 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 819 transitions. [2022-01-18 22:37:07,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 819 transitions. [2022-01-18 22:37:07,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:07,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 819 transitions. [2022-01-18 22:37:07,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 117.0) internal successors, (819), 7 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 136.0) internal successors, (1088), 8 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,245 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 136.0) internal successors, (1088), 8 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,245 INFO L186 Difference]: Start difference. First operand has 159 places, 131 transitions, 483 flow. Second operand 7 states and 819 transitions. [2022-01-18 22:37:07,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 148 transitions, 629 flow [2022-01-18 22:37:07,256 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 148 transitions, 528 flow, removed 38 selfloop flow, removed 13 redundant places. [2022-01-18 22:37:07,258 INFO L242 Difference]: Finished difference. Result has 154 places, 133 transitions, 429 flow [2022-01-18 22:37:07,258 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=396, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=429, PETRI_PLACES=154, PETRI_TRANSITIONS=133} [2022-01-18 22:37:07,259 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 11 predicate places. [2022-01-18 22:37:07,259 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 133 transitions, 429 flow [2022-01-18 22:37:07,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 114.71428571428571) internal successors, (803), 7 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,259 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:07,259 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:07,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-18 22:37:07,260 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:07,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:07,260 INFO L85 PathProgramCache]: Analyzing trace with hash 343198304, now seen corresponding path program 2 times [2022-01-18 22:37:07,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:07,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915482506] [2022-01-18 22:37:07,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:07,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 22:37:07,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 22:37:07,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 22:37:07,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915482506] [2022-01-18 22:37:07,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915482506] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 22:37:07,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 22:37:07,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-18 22:37:07,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006458812] [2022-01-18 22:37:07,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 22:37:07,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-18 22:37:07,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 22:37:07,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-18 22:37:07,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-01-18 22:37:07,557 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 136 [2022-01-18 22:37:07,558 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 133 transitions, 429 flow. Second operand has 11 states, 11 states have (on average 110.0909090909091) internal successors, (1211), 11 states have internal predecessors, (1211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,558 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 22:37:07,558 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 136 [2022-01-18 22:37:07,558 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 22:37:07,813 INFO L129 PetriNetUnfolder]: 310/1498 cut-off events. [2022-01-18 22:37:07,813 INFO L130 PetriNetUnfolder]: For 903/999 co-relation queries the response was YES. [2022-01-18 22:37:07,819 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3324 conditions, 1498 events. 310/1498 cut-off events. For 903/999 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 12984 event pairs, 16 based on Foata normal form. 3/1418 useless extension candidates. Maximal degree in co-relation 3302. Up to 215 conditions per place. [2022-01-18 22:37:07,820 INFO L132 encePairwiseOnDemand]: 125/136 looper letters, 18 selfloop transitions, 8 changer transitions 9/144 dead transitions. [2022-01-18 22:37:07,821 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 144 transitions, 547 flow [2022-01-18 22:37:07,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-18 22:37:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-01-18 22:37:07,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1328 transitions. [2022-01-18 22:37:07,823 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8137254901960784 [2022-01-18 22:37:07,823 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1328 transitions. [2022-01-18 22:37:07,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1328 transitions. [2022-01-18 22:37:07,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 22:37:07,824 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1328 transitions. [2022-01-18 22:37:07,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 110.66666666666667) internal successors, (1328), 12 states have internal predecessors, (1328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 136.0) internal successors, (1768), 13 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,828 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 136.0) internal successors, (1768), 13 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,828 INFO L186 Difference]: Start difference. First operand has 154 places, 133 transitions, 429 flow. Second operand 12 states and 1328 transitions. [2022-01-18 22:37:07,828 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 144 transitions, 547 flow [2022-01-18 22:37:07,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 144 transitions, 509 flow, removed 8 selfloop flow, removed 7 redundant places. [2022-01-18 22:37:07,848 INFO L242 Difference]: Finished difference. Result has 160 places, 135 transitions, 437 flow [2022-01-18 22:37:07,849 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=395, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=437, PETRI_PLACES=160, PETRI_TRANSITIONS=135} [2022-01-18 22:37:07,850 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 17 predicate places. [2022-01-18 22:37:07,850 INFO L470 AbstractCegarLoop]: Abstraction has has 160 places, 135 transitions, 437 flow [2022-01-18 22:37:07,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 110.0909090909091) internal successors, (1211), 11 states have internal predecessors, (1211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 22:37:07,851 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 22:37:07,851 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 22:37:07,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-18 22:37:07,851 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-01-18 22:37:07,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 22:37:07,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1281448638, now seen corresponding path program 3 times [2022-01-18 22:37:07,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 22:37:07,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955891614] [2022-01-18 22:37:07,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 22:37:07,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 22:37:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 22:37:07,894 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-18 22:37:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 22:37:07,981 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-18 22:37:07,981 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-18 22:37:07,982 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-01-18 22:37:07,984 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2022-01-18 22:37:07,984 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2022-01-18 22:37:07,984 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2022-01-18 22:37:07,984 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2022-01-18 22:37:07,984 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2022-01-18 22:37:07,984 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2022-01-18 22:37:07,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-18 22:37:07,987 INFO L732 BasicCegarLoop]: Path program histogram: [3, 3, 1, 1, 1, 1, 1] [2022-01-18 22:37:07,991 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 22:37:07,991 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 22:37:08,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 10:37:08 BasicIcfg [2022-01-18 22:37:08,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 22:37:08,154 INFO L158 Benchmark]: Toolchain (without parser) took 7235.27ms. Allocated memory was 419.4MB in the beginning and 931.1MB in the end (delta: 511.7MB). Free memory was 363.8MB in the beginning and 389.6MB in the end (delta: -25.8MB). Peak memory consumption was 487.1MB. Max. memory is 16.0GB. [2022-01-18 22:37:08,154 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 419.4MB. Free memory is still 381.4MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 22:37:08,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.55ms. Allocated memory was 419.4MB in the beginning and 593.5MB in the end (delta: 174.1MB). Free memory was 363.6MB in the beginning and 552.9MB in the end (delta: -189.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.0GB. [2022-01-18 22:37:08,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.45ms. Allocated memory is still 593.5MB. Free memory was 551.9MB in the beginning and 549.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 22:37:08,155 INFO L158 Benchmark]: Boogie Preprocessor took 47.47ms. Allocated memory is still 593.5MB. Free memory was 549.8MB in the beginning and 546.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 22:37:08,155 INFO L158 Benchmark]: RCFGBuilder took 842.80ms. Allocated memory is still 593.5MB. Free memory was 546.6MB in the beginning and 447.0MB in the end (delta: 99.6MB). Peak memory consumption was 100.7MB. Max. memory is 16.0GB. [2022-01-18 22:37:08,155 INFO L158 Benchmark]: TraceAbstraction took 5824.69ms. Allocated memory was 593.5MB in the beginning and 931.1MB in the end (delta: 337.6MB). Free memory was 447.0MB in the beginning and 389.6MB in the end (delta: 57.4MB). Peak memory consumption was 397.1MB. Max. memory is 16.0GB. [2022-01-18 22:37:08,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 419.4MB. Free memory is still 381.4MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 437.55ms. Allocated memory was 419.4MB in the beginning and 593.5MB in the end (delta: 174.1MB). Free memory was 363.6MB in the beginning and 552.9MB in the end (delta: -189.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 76.45ms. Allocated memory is still 593.5MB. Free memory was 551.9MB in the beginning and 549.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 47.47ms. Allocated memory is still 593.5MB. Free memory was 549.8MB in the beginning and 546.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 842.80ms. Allocated memory is still 593.5MB. Free memory was 546.6MB in the beginning and 447.0MB in the end (delta: 99.6MB). Peak memory consumption was 100.7MB. Max. memory is 16.0GB. * TraceAbstraction took 5824.69ms. Allocated memory was 593.5MB in the beginning and 931.1MB in the end (delta: 337.6MB). Free memory was 447.0MB in the beginning and 389.6MB in the end (delta: 57.4MB). Peak memory consumption was 397.1MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L720] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L722] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L730] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L731] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L732] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L733] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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] [L734] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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$r_buff0_thd1=0] [L735] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd2=0] [L736] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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] [L737] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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_buff0_thd4=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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_buff0_thd4=0, z$r_buff1_thd0=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L742] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L743] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L744] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L745] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L746] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$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_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L747] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L748] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t445; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t445={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] FCALL, FORK 0 pthread_create(&t445, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t445, ((void *)0), P0, ((void *)0))=-3, t445={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t446; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t445={5:0}, t446={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] FCALL, FORK 0 pthread_create(&t446, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t446, ((void *)0), P1, ((void *)0))=-2, t445={5:0}, t446={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] 0 pthread_t t447; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t445={5:0}, t446={6:0}, t447={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] FCALL, FORK 0 pthread_create(&t447, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t447, ((void *)0), P2, ((void *)0))=-1, t445={5:0}, t446={6:0}, t447={7:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L872] 0 pthread_t t448; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t445={5:0}, t446={6:0}, t447={7:0}, t448={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] FCALL, FORK 0 pthread_create(&t448, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t448, ((void *)0), P3, ((void *)0))=0, t445={5:0}, t446={6:0}, t447={7:0}, t448={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L812] 4 z$w_buff1 = z$w_buff0 [L813] 4 z$w_buff0 = 1 [L814] 4 z$w_buff1_used = z$w_buff0_used [L815] 4 z$w_buff0_used = (_Bool)1 [L816] CALL 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 4 !(!expression) [L816] RET 4 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L817] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L818] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L819] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L820] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L821] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L822] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L825] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L826] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L827] 4 z$flush_delayed = weak$$choice2 [L828] 4 z$mem_tmp = z [L829] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L829] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L829] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L829] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L830] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L830] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L831] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L831] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L832] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L832] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L833] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L834] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L835] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 __unbuffered_p3_EAX = z [L837] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L837] 4 z = z$flush_delayed ? z$mem_tmp : z [L838] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L841] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, x=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, x=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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$$choice0=50, weak$$choice2=255, x=1, y=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L788] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L789] 3 z$flush_delayed = weak$$choice2 [L790] 3 z$mem_tmp = z [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L791] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L792] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L792] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L792] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L793] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L793] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L794] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L794] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L794] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L795] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L795] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L796] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L796] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L796] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L797] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L797] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L797] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L797] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] 3 __unbuffered_p2_EAX = z [L799] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L799] 3 z = z$flush_delayed ? z$mem_tmp : z [L800] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L844] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L845] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L845] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L846] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L846] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L847] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L847] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L848] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L848] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L805] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L851] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t445={5:0}, t446={6:0}, t447={7:0}, t448={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] RET 0 assume_abort_if_not(main$tmp_guard0) [L879] 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) [L879] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L879] 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) [L879] 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) [L880] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L880] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L881] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L881] 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 [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L882] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L883] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L883] 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 [L886] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t445={5:0}, t446={6:0}, t447={7:0}, t448={3:0}, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L888] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 867]: 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: 871]: 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: 869]: 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: 873]: 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 9 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 5.5s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 501 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 501 mSDsluCounter, 486 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 957 mSDsCounter, 123 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1276 IncrementalHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 123 mSolverCounterUnsat, 102 mSDtfsCounter, 1276 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=483occurred in iteration=8, InterpolantAutomatonStates: 92, 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, 1.0s InterpolantComputationTime, 1057 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 942 ConstructedInterpolants, 0 QuantifiedInterpolants, 4398 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-01-18 22:37:08,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...