./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9071d56f4666aca734ab742196d3aa15fce92ad6b7c276706d2cff43d2d6147a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:33:03,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:33:03,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:33:03,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:33:03,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:33:03,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:33:03,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:33:03,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:33:03,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:33:03,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:33:03,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:33:03,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:33:03,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:33:03,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:33:03,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:33:03,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:33:03,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:33:03,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:33:03,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:33:03,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:33:03,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:33:03,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:33:03,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:33:03,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:33:03,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:33:03,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:33:03,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:33:03,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:33:03,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:33:03,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:33:03,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:33:03,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:33:03,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:33:03,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:33:03,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:33:03,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:33:03,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:33:03,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:33:03,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:33:03,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:33:03,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:33:03,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:33:03,895 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:33:03,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:33:03,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:33:03,896 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:33:03,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:33:03,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:33:03,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:33:03,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:33:03,898 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:33:03,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:33:03,898 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:33:03,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:33:03,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:33:03,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:33:03,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:33:03,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:33:03,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:33:03,900 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:33:03,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:33:03,900 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:33:03,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:33:03,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:33:03,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:33:03,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:33:03,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:33:03,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:33:03,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:33:03,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:33:03,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:33:03,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:33:03,903 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:33:03,903 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:33:03,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:33:03,903 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9071d56f4666aca734ab742196d3aa15fce92ad6b7c276706d2cff43d2d6147a [2022-02-20 20:33:04,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:33:04,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:33:04,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:33:04,114 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:33:04,120 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:33:04,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:33:04,169 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691068f9d/3109ca2dfdd6428294c8e72d6629aa9f/FLAGbecdbfac6 [2022-02-20 20:33:04,539 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:33:04,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:33:04,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691068f9d/3109ca2dfdd6428294c8e72d6629aa9f/FLAGbecdbfac6 [2022-02-20 20:33:04,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691068f9d/3109ca2dfdd6428294c8e72d6629aa9f [2022-02-20 20:33:04,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:33:04,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:33:04,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:33:04,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:33:04,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:33:04,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:04,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6c567c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04, skipping insertion in model container [2022-02-20 20:33:04,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:04,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:33:04,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:33:04,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:33:04,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:33:04,857 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:33:04,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:33:04,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:33:04,932 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:33:04,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04 WrapperNode [2022-02-20 20:33:04,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:33:04,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:33:04,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:33:04,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:33:04,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:04,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:04,983 INFO L137 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-02-20 20:33:04,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:33:04,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:33:04,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:33:04,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:33:04,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:04,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:33:05,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:33:05,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:33:05,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:33:05,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (1/1) ... [2022-02-20 20:33:05,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:33:05,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:33:05,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 20:33:05,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 20:33:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:33:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:33:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:33:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:33:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:33:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:33:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:33:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:33:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:33:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-20 20:33:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-20 20:33:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:33:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:33:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:33:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:33:05,088 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 20:33:05,194 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:33:05,197 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:33:05,330 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:33:05,335 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:33:05,335 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:33:05,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:05 BoogieIcfgContainer [2022-02-20 20:33:05,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:33:05,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:33:05,338 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:33:05,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:33:05,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:33:04" (1/3) ... [2022-02-20 20:33:05,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29189f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:33:05, skipping insertion in model container [2022-02-20 20:33:05,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:33:04" (2/3) ... [2022-02-20 20:33:05,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29189f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:33:05, skipping insertion in model container [2022-02-20 20:33:05,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:33:05" (3/3) ... [2022-02-20 20:33:05,343 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:33:05,346 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:33:05,346 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:33:05,346 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 20:33:05,346 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:33:05,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,378 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,379 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,380 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,380 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,381 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,381 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,381 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,382 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,384 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,385 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,386 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,386 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,386 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,386 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,389 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,389 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,390 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,390 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,394 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,395 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,396 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,396 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,398 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,405 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,406 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,406 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,407 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,407 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,407 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:33:05,408 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:33:05,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:33:05,461 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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 [2022-02-20 20:33:05,462 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 20:33:05,474 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2022-02-20 20:33:05,525 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2022-02-20 20:33:05,525 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:33:05,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2022-02-20 20:33:05,528 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 92 transitions, 199 flow [2022-02-20 20:33:05,531 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 84 places, 75 transitions, 159 flow [2022-02-20 20:33:05,554 INFO L129 PetriNetUnfolder]: 1/74 cut-off events. [2022-02-20 20:33:05,554 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:33:05,554 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:05,555 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] [2022-02-20 20:33:05,556 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:05,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:05,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1011825075, now seen corresponding path program 1 times [2022-02-20 20:33:05,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:05,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656666764] [2022-02-20 20:33:05,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:05,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:06,042 INFO L290 TraceCheckUtils]: 0: Hoare triple {103#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,042 INFO L290 TraceCheckUtils]: 1: Hoare triple {103#true} [158] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {103#true} is VALID [2022-02-20 20:33:06,042 INFO L290 TraceCheckUtils]: 2: Hoare triple {103#true} [181] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,042 INFO L290 TraceCheckUtils]: 3: Hoare triple {103#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,042 INFO L290 TraceCheckUtils]: 4: Hoare triple {103#true} [182] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,043 INFO L290 TraceCheckUtils]: 5: Hoare triple {103#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,043 INFO L290 TraceCheckUtils]: 6: Hoare triple {103#true} [117] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,043 INFO L290 TraceCheckUtils]: 7: Hoare triple {103#true} [140] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {103#true} is VALID [2022-02-20 20:33:06,043 INFO L290 TraceCheckUtils]: 8: Hoare triple {103#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {103#true} is VALID [2022-02-20 20:33:06,043 INFO L290 TraceCheckUtils]: 9: Hoare triple {103#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {103#true} is VALID [2022-02-20 20:33:06,044 INFO L290 TraceCheckUtils]: 10: Hoare triple {103#true} [152] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {105#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:06,059 INFO L290 TraceCheckUtils]: 11: Hoare triple {105#(= ~__unbuffered_p2_EAX~0 0)} [120] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {105#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:06,060 INFO L290 TraceCheckUtils]: 12: Hoare triple {105#(= ~__unbuffered_p2_EAX~0 0)} [166] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {105#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:06,060 INFO L290 TraceCheckUtils]: 13: Hoare triple {105#(= ~__unbuffered_p2_EAX~0 0)} [136] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {105#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:33:06,060 INFO L290 TraceCheckUtils]: 14: Hoare triple {105#(= ~__unbuffered_p2_EAX~0 0)} [105] L719-->L721: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,061 INFO L290 TraceCheckUtils]: 15: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,062 INFO L290 TraceCheckUtils]: 16: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,062 INFO L290 TraceCheckUtils]: 17: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [164] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,063 INFO L290 TraceCheckUtils]: 18: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,063 INFO L290 TraceCheckUtils]: 19: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [161] L-1-6-->L780: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_1|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_1|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2377~0#1.offset, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2375~0#1.offset, ULTIMATE.start_main_~#t2376~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2377~0#1.base, ULTIMATE.start_main_~#t2375~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t2376~0#1.offset] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,064 INFO L290 TraceCheckUtils]: 20: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [104] L780-->L780-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2375~0#1.base_2|) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 4) |v_#length_3|) (= |v_ULTIMATE.start_main_~#t2375~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2375~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2375~0#1.offset, #valid, ULTIMATE.start_main_~#t2375~0#1.base, #length] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,064 INFO L290 TraceCheckUtils]: 21: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [109] L780-1-->L781: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,065 INFO L290 TraceCheckUtils]: 22: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [145] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,066 INFO L290 TraceCheckUtils]: 23: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [122] L781-1-->L781-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_3|) |v_ULTIMATE.start_main_~#t2375~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,066 INFO L290 TraceCheckUtils]: 24: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [213] L781-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,067 INFO L290 TraceCheckUtils]: 25: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [125] L781-3-->L781-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,067 INFO L290 TraceCheckUtils]: 26: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [177] L781-4-->L782: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,068 INFO L290 TraceCheckUtils]: 27: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [176] L782-->L782-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2376~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2376~0#1.offset_2| 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 4) |v_#length_5|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2376~0#1.base_2|) 0) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2376~0#1.base, #valid, #length, ULTIMATE.start_main_~#t2376~0#1.offset] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,068 INFO L290 TraceCheckUtils]: 28: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [110] L782-1-->L783: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,069 INFO L290 TraceCheckUtils]: 29: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [118] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,070 INFO L290 TraceCheckUtils]: 30: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [172] L783-1-->L783-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_3|) |v_ULTIMATE.start_main_~#t2376~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_3|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_3|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,070 INFO L290 TraceCheckUtils]: 31: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [209] L783-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,071 INFO L290 TraceCheckUtils]: 32: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [146] L783-3-->L783-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,071 INFO L290 TraceCheckUtils]: 33: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [160] L783-4-->L784: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,072 INFO L290 TraceCheckUtils]: 34: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [169] L784-->L784-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2377~0#1.offset_2| 0) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 1)) (not (= |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 0)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2377~0#1.base_2|) 0) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 4) |v_#length_7|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2377~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2377~0#1.offset, ULTIMATE.start_main_~#t2377~0#1.base, #valid, #length] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,072 INFO L290 TraceCheckUtils]: 35: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [157] L784-1-->L785: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,073 INFO L290 TraceCheckUtils]: 36: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [183] L785-->L785-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,073 INFO L290 TraceCheckUtils]: 37: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [139] L785-1-->L785-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_3|) |v_ULTIMATE.start_main_~#t2377~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_3|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_3|} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_3|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,074 INFO L290 TraceCheckUtils]: 38: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [211] L785-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,074 INFO L290 TraceCheckUtils]: 39: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [153] L785-3-->L785-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,075 INFO L290 TraceCheckUtils]: 40: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [141] L785-4-->L786: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,076 INFO L290 TraceCheckUtils]: 41: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [127] L786-->L788: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,076 INFO L290 TraceCheckUtils]: 42: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [188] L788-->L789: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,077 INFO L290 TraceCheckUtils]: 43: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [103] L789-->L789-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,077 INFO L290 TraceCheckUtils]: 44: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [178] L789-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,078 INFO L290 TraceCheckUtils]: 45: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [102] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,078 INFO L290 TraceCheckUtils]: 46: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [180] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,079 INFO L290 TraceCheckUtils]: 47: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [149] L2-1-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:06,080 INFO L290 TraceCheckUtils]: 48: Hoare triple {106#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [106] L790-->L794: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:06,080 INFO L290 TraceCheckUtils]: 49: Hoare triple {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [150] L794-->L795: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:06,082 INFO L290 TraceCheckUtils]: 50: Hoare triple {107#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [108] L795-->L795-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:06,082 INFO L290 TraceCheckUtils]: 51: Hoare triple {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [132] L795-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:06,083 INFO L290 TraceCheckUtils]: 52: Hoare triple {108#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [143] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {109#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:06,097 INFO L290 TraceCheckUtils]: 53: Hoare triple {109#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {104#false} is VALID [2022-02-20 20:33:06,097 INFO L290 TraceCheckUtils]: 54: Hoare triple {104#false} [162] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#false} is VALID [2022-02-20 20:33:06,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:06,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:06,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656666764] [2022-02-20 20:33:06,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656666764] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:06,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:06,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:06,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441816062] [2022-02-20 20:33:06,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:06,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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) Word has length 55 [2022-02-20 20:33:06,128 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:06,130 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:06,203 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:06,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:06,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:06,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:06,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:06,231 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:33:06,237 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 75 transitions, 159 flow. Second operand has 7 states, 7 states have (on average 71.85714285714286) internal successors, (503), 7 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:06,238 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:06,238 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:33:06,239 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:06,684 INFO L129 PetriNetUnfolder]: 348/836 cut-off events. [2022-02-20 20:33:06,684 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-02-20 20:33:06,687 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1450 conditions, 836 events. 348/836 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 4697 event pairs, 40 based on Foata normal form. 31/831 useless extension candidates. Maximal degree in co-relation 1412. Up to 176 conditions per place. [2022-02-20 20:33:06,690 INFO L132 encePairwiseOnDemand]: 81/92 looper letters, 23 selfloop transitions, 6 changer transitions 47/132 dead transitions. [2022-02-20 20:33:06,691 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 132 transitions, 425 flow [2022-02-20 20:33:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:33:06,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:33:06,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 992 transitions. [2022-02-20 20:33:06,733 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8294314381270903 [2022-02-20 20:33:06,733 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 992 transitions. [2022-02-20 20:33:06,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 992 transitions. [2022-02-20 20:33:06,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:06,736 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 992 transitions. [2022-02-20 20:33:06,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 76.3076923076923) internal successors, (992), 13 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:06,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:06,744 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:06,745 INFO L186 Difference]: Start difference. First operand has 84 places, 75 transitions, 159 flow. Second operand 13 states and 992 transitions. [2022-02-20 20:33:06,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 132 transitions, 425 flow [2022-02-20 20:33:06,748 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 132 transitions, 422 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-02-20 20:33:06,750 INFO L242 Difference]: Finished difference. Result has 105 places, 78 transitions, 240 flow [2022-02-20 20:33:06,751 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=240, PETRI_PLACES=105, PETRI_TRANSITIONS=78} [2022-02-20 20:33:06,753 INFO L334 CegarLoopForPetriNet]: 84 programPoint places, 21 predicate places. [2022-02-20 20:33:06,754 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 105 places, 78 transitions, 240 flow [2022-02-20 20:33:07,067 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8695 states, 8690 states have (on average 3.395627157652474) internal successors, (29508), 8694 states have internal predecessors, (29508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:07,124 INFO L78 Accepts]: Start accepts. Automaton has has 8695 states, 8690 states have (on average 3.395627157652474) internal successors, (29508), 8694 states have internal predecessors, (29508), 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) Word has length 55 [2022-02-20 20:33:07,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:07,124 INFO L470 AbstractCegarLoop]: Abstraction has has 105 places, 78 transitions, 240 flow [2022-02-20 20:33:07,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 71.85714285714286) internal successors, (503), 7 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:07,125 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:07,126 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] [2022-02-20 20:33:07,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:33:07,126 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:07,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:07,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1758137004, now seen corresponding path program 1 times [2022-02-20 20:33:07,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:07,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796735953] [2022-02-20 20:33:07,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:07,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:07,257 INFO L290 TraceCheckUtils]: 0: Hoare triple {8835#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,257 INFO L290 TraceCheckUtils]: 1: Hoare triple {8835#true} [158] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {8835#true} is VALID [2022-02-20 20:33:07,258 INFO L290 TraceCheckUtils]: 2: Hoare triple {8835#true} [181] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,258 INFO L290 TraceCheckUtils]: 3: Hoare triple {8835#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,258 INFO L290 TraceCheckUtils]: 4: Hoare triple {8835#true} [182] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,258 INFO L290 TraceCheckUtils]: 5: Hoare triple {8835#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,258 INFO L290 TraceCheckUtils]: 6: Hoare triple {8835#true} [117] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,259 INFO L290 TraceCheckUtils]: 7: Hoare triple {8835#true} [140] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {8835#true} is VALID [2022-02-20 20:33:07,259 INFO L290 TraceCheckUtils]: 8: Hoare triple {8835#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {8835#true} is VALID [2022-02-20 20:33:07,259 INFO L290 TraceCheckUtils]: 9: Hoare triple {8835#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {8835#true} is VALID [2022-02-20 20:33:07,259 INFO L290 TraceCheckUtils]: 10: Hoare triple {8835#true} [152] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {8835#true} is VALID [2022-02-20 20:33:07,260 INFO L290 TraceCheckUtils]: 11: Hoare triple {8835#true} [120] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {8835#true} is VALID [2022-02-20 20:33:07,261 INFO L290 TraceCheckUtils]: 12: Hoare triple {8835#true} [166] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {8835#true} is VALID [2022-02-20 20:33:07,261 INFO L290 TraceCheckUtils]: 13: Hoare triple {8835#true} [136] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {8835#true} is VALID [2022-02-20 20:33:07,261 INFO L290 TraceCheckUtils]: 14: Hoare triple {8835#true} [105] L719-->L721: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,262 INFO L290 TraceCheckUtils]: 15: Hoare triple {8837#(= ~x~0 0)} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,262 INFO L290 TraceCheckUtils]: 16: Hoare triple {8837#(= ~x~0 0)} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,262 INFO L290 TraceCheckUtils]: 17: Hoare triple {8837#(= ~x~0 0)} [164] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,263 INFO L290 TraceCheckUtils]: 18: Hoare triple {8837#(= ~x~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,263 INFO L290 TraceCheckUtils]: 19: Hoare triple {8837#(= ~x~0 0)} [161] L-1-6-->L780: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_1|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_1|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2377~0#1.offset, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2375~0#1.offset, ULTIMATE.start_main_~#t2376~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2377~0#1.base, ULTIMATE.start_main_~#t2375~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t2376~0#1.offset] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,264 INFO L290 TraceCheckUtils]: 20: Hoare triple {8837#(= ~x~0 0)} [104] L780-->L780-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2375~0#1.base_2|) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 4) |v_#length_3|) (= |v_ULTIMATE.start_main_~#t2375~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2375~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2375~0#1.offset, #valid, ULTIMATE.start_main_~#t2375~0#1.base, #length] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,266 INFO L290 TraceCheckUtils]: 21: Hoare triple {8837#(= ~x~0 0)} [109] L780-1-->L781: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,267 INFO L290 TraceCheckUtils]: 22: Hoare triple {8837#(= ~x~0 0)} [145] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,268 INFO L290 TraceCheckUtils]: 23: Hoare triple {8837#(= ~x~0 0)} [122] L781-1-->L781-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_3|) |v_ULTIMATE.start_main_~#t2375~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,270 INFO L290 TraceCheckUtils]: 24: Hoare triple {8837#(= ~x~0 0)} [213] L781-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,270 INFO L290 TraceCheckUtils]: 25: Hoare triple {8837#(= ~x~0 0)} [125] L781-3-->L781-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,271 INFO L290 TraceCheckUtils]: 26: Hoare triple {8837#(= ~x~0 0)} [177] L781-4-->L782: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,271 INFO L290 TraceCheckUtils]: 27: Hoare triple {8837#(= ~x~0 0)} [176] L782-->L782-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2376~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2376~0#1.offset_2| 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 4) |v_#length_5|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2376~0#1.base_2|) 0) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2376~0#1.base, #valid, #length, ULTIMATE.start_main_~#t2376~0#1.offset] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,272 INFO L290 TraceCheckUtils]: 28: Hoare triple {8837#(= ~x~0 0)} [110] L782-1-->L783: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,272 INFO L290 TraceCheckUtils]: 29: Hoare triple {8837#(= ~x~0 0)} [118] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,272 INFO L290 TraceCheckUtils]: 30: Hoare triple {8837#(= ~x~0 0)} [172] L783-1-->L783-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_3|) |v_ULTIMATE.start_main_~#t2376~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_3|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_3|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,273 INFO L290 TraceCheckUtils]: 31: Hoare triple {8837#(= ~x~0 0)} [209] L783-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,274 INFO L290 TraceCheckUtils]: 32: Hoare triple {8837#(= ~x~0 0)} [146] L783-3-->L783-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,277 INFO L290 TraceCheckUtils]: 33: Hoare triple {8837#(= ~x~0 0)} [160] L783-4-->L784: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,277 INFO L290 TraceCheckUtils]: 34: Hoare triple {8837#(= ~x~0 0)} [169] L784-->L784-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2377~0#1.offset_2| 0) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 1)) (not (= |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 0)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2377~0#1.base_2|) 0) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 4) |v_#length_7|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2377~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2377~0#1.offset, ULTIMATE.start_main_~#t2377~0#1.base, #valid, #length] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,278 INFO L290 TraceCheckUtils]: 35: Hoare triple {8837#(= ~x~0 0)} [157] L784-1-->L785: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,278 INFO L290 TraceCheckUtils]: 36: Hoare triple {8837#(= ~x~0 0)} [183] L785-->L785-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,279 INFO L290 TraceCheckUtils]: 37: Hoare triple {8837#(= ~x~0 0)} [139] L785-1-->L785-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_3|) |v_ULTIMATE.start_main_~#t2377~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_3|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_3|} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_3|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,279 INFO L290 TraceCheckUtils]: 38: Hoare triple {8837#(= ~x~0 0)} [211] L785-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,280 INFO L290 TraceCheckUtils]: 39: Hoare triple {8837#(= ~x~0 0)} [153] L785-3-->L785-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,280 INFO L290 TraceCheckUtils]: 40: Hoare triple {8837#(= ~x~0 0)} [141] L785-4-->L786: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,280 INFO L290 TraceCheckUtils]: 41: Hoare triple {8837#(= ~x~0 0)} [127] L786-->L788: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,281 INFO L290 TraceCheckUtils]: 42: Hoare triple {8837#(= ~x~0 0)} [188] L788-->L789: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,281 INFO L290 TraceCheckUtils]: 43: Hoare triple {8837#(= ~x~0 0)} [103] L789-->L789-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,281 INFO L290 TraceCheckUtils]: 44: Hoare triple {8837#(= ~x~0 0)} [178] L789-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,282 INFO L290 TraceCheckUtils]: 45: Hoare triple {8837#(= ~x~0 0)} [102] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,282 INFO L290 TraceCheckUtils]: 46: Hoare triple {8837#(= ~x~0 0)} [180] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,283 INFO L290 TraceCheckUtils]: 47: Hoare triple {8837#(= ~x~0 0)} [149] L2-1-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,283 INFO L290 TraceCheckUtils]: 48: Hoare triple {8837#(= ~x~0 0)} [202] P2ENTRY-->L756: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {8837#(= ~x~0 0)} is VALID [2022-02-20 20:33:07,283 INFO L290 TraceCheckUtils]: 49: Hoare triple {8837#(= ~x~0 0)} [203] L756-->L758: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_4) InVars {~x~0=v_~x~0_4} OutVars{~x~0=v_~x~0_4, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {8838#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:07,284 INFO L290 TraceCheckUtils]: 50: Hoare triple {8838#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [106] L790-->L794: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {8839#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:07,286 INFO L290 TraceCheckUtils]: 51: Hoare triple {8839#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [150] L794-->L795: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8839#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:07,287 INFO L290 TraceCheckUtils]: 52: Hoare triple {8839#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [108] L795-->L795-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {8840#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:07,287 INFO L290 TraceCheckUtils]: 53: Hoare triple {8840#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [132] L795-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {8840#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:07,288 INFO L290 TraceCheckUtils]: 54: Hoare triple {8840#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [143] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {8841#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:07,288 INFO L290 TraceCheckUtils]: 55: Hoare triple {8841#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {8836#false} is VALID [2022-02-20 20:33:07,289 INFO L290 TraceCheckUtils]: 56: Hoare triple {8836#false} [162] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8836#false} is VALID [2022-02-20 20:33:07,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:07,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:07,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796735953] [2022-02-20 20:33:07,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796735953] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:07,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:07,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:07,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150570990] [2022-02-20 20:33:07,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:07,291 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-02-20 20:33:07,292 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:07,292 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:07,323 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:07,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:07,323 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:07,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:07,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:07,326 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:33:07,327 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 78 transitions, 240 flow. Second operand has 7 states, 7 states have (on average 72.0) internal successors, (504), 7 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:07,327 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:07,327 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:33:07,328 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:08,310 INFO L129 PetriNetUnfolder]: 198/625 cut-off events. [2022-02-20 20:33:08,310 INFO L130 PetriNetUnfolder]: For 1383/1483 co-relation queries the response was YES. [2022-02-20 20:33:08,312 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1974 conditions, 625 events. 198/625 cut-off events. For 1383/1483 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 3446 event pairs, 23 based on Foata normal form. 21/625 useless extension candidates. Maximal degree in co-relation 1925. Up to 151 conditions per place. [2022-02-20 20:33:08,314 INFO L132 encePairwiseOnDemand]: 80/92 looper letters, 25 selfloop transitions, 11 changer transitions 43/135 dead transitions. [2022-02-20 20:33:08,314 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 135 transitions, 814 flow [2022-02-20 20:33:08,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:33:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:33:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 981 transitions. [2022-02-20 20:33:08,322 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8202341137123745 [2022-02-20 20:33:08,322 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 981 transitions. [2022-02-20 20:33:08,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 981 transitions. [2022-02-20 20:33:08,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:08,323 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 981 transitions. [2022-02-20 20:33:08,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 75.46153846153847) internal successors, (981), 13 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:08,328 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:08,329 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:08,329 INFO L186 Difference]: Start difference. First operand has 105 places, 78 transitions, 240 flow. Second operand 13 states and 981 transitions. [2022-02-20 20:33:08,330 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 135 transitions, 814 flow [2022-02-20 20:33:11,387 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 135 transitions, 786 flow, removed 12 selfloop flow, removed 4 redundant places. [2022-02-20 20:33:11,391 INFO L242 Difference]: Finished difference. Result has 116 places, 83 transitions, 355 flow [2022-02-20 20:33:11,391 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=92, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=355, PETRI_PLACES=116, PETRI_TRANSITIONS=83} [2022-02-20 20:33:11,392 INFO L334 CegarLoopForPetriNet]: 84 programPoint places, 32 predicate places. [2022-02-20 20:33:11,392 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 116 places, 83 transitions, 355 flow [2022-02-20 20:33:11,671 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8284 states, 8279 states have (on average 3.3648991424085035) internal successors, (27858), 8283 states have internal predecessors, (27858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:11,685 INFO L78 Accepts]: Start accepts. Automaton has has 8284 states, 8279 states have (on average 3.3648991424085035) internal successors, (27858), 8283 states have internal predecessors, (27858), 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) Word has length 57 [2022-02-20 20:33:11,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:33:11,686 INFO L470 AbstractCegarLoop]: Abstraction has has 116 places, 83 transitions, 355 flow [2022-02-20 20:33:11,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 72.0) internal successors, (504), 7 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:11,686 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:33:11,686 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] [2022-02-20 20:33:11,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:33:11,687 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:33:11,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:33:11,687 INFO L85 PathProgramCache]: Analyzing trace with hash -679041171, now seen corresponding path program 1 times [2022-02-20 20:33:11,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:33:11,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845701460] [2022-02-20 20:33:11,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:33:11,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:33:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:33:11,794 INFO L290 TraceCheckUtils]: 0: Hoare triple {17156#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,794 INFO L290 TraceCheckUtils]: 1: Hoare triple {17156#true} [158] L-1-->L-1-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {17156#true} is VALID [2022-02-20 20:33:11,794 INFO L290 TraceCheckUtils]: 2: Hoare triple {17156#true} [181] L-1-1-->L-1-2: Formula: (= (select |v_#valid_1| 0) 0) InVars {#valid=|v_#valid_1|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,795 INFO L290 TraceCheckUtils]: 3: Hoare triple {17156#true} [184] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,795 INFO L290 TraceCheckUtils]: 4: Hoare triple {17156#true} [182] L17-->L17-1: Formula: (and (= (select |v_#valid_2| 1) 1) (= 2 (select |v_#length_1| 1))) InVars {#length=|v_#length_1|, #valid=|v_#valid_2|} OutVars{#length=|v_#length_1|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,795 INFO L290 TraceCheckUtils]: 5: Hoare triple {17156#true} [124] L17-1-->L17-2: Formula: (= 48 (select (select |v_#memory_int_1| 1) 0)) InVars {#memory_int=|v_#memory_int_1|} OutVars{#memory_int=|v_#memory_int_1|} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,795 INFO L290 TraceCheckUtils]: 6: Hoare triple {17156#true} [117] L17-2-->L17-3: Formula: (= (select (select |v_#memory_int_2| 1) 1) 0) InVars {#memory_int=|v_#memory_int_2|} OutVars{#memory_int=|v_#memory_int_2|} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,795 INFO L290 TraceCheckUtils]: 7: Hoare triple {17156#true} [140] L17-3-->L17-4: Formula: (and (= 44 (select |v_#length_2| 2)) (= (select |v_#valid_3| 2) 1)) InVars {#length=|v_#length_2|, #valid=|v_#valid_3|} OutVars{#length=|v_#length_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,796 INFO L290 TraceCheckUtils]: 8: Hoare triple {17156#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {17156#true} is VALID [2022-02-20 20:33:11,796 INFO L290 TraceCheckUtils]: 9: Hoare triple {17156#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {17156#true} is VALID [2022-02-20 20:33:11,796 INFO L290 TraceCheckUtils]: 10: Hoare triple {17156#true} [152] L713-->L715: Formula: (= v_~__unbuffered_p2_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {17156#true} is VALID [2022-02-20 20:33:11,796 INFO L290 TraceCheckUtils]: 11: Hoare triple {17156#true} [120] L715-->L716: Formula: (= v_~__unbuffered_p2_EBX~0_2 0) InVars {} OutVars{~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_2} AuxVars[] AssignedVars[~__unbuffered_p2_EBX~0] {17156#true} is VALID [2022-02-20 20:33:11,796 INFO L290 TraceCheckUtils]: 12: Hoare triple {17156#true} [166] L716-->L717: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {17156#true} is VALID [2022-02-20 20:33:11,797 INFO L290 TraceCheckUtils]: 13: Hoare triple {17156#true} [136] L717-->L719: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {17156#true} is VALID [2022-02-20 20:33:11,797 INFO L290 TraceCheckUtils]: 14: Hoare triple {17156#true} [105] L719-->L721: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {17156#true} is VALID [2022-02-20 20:33:11,797 INFO L290 TraceCheckUtils]: 15: Hoare triple {17156#true} [129] L721-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {17156#true} is VALID [2022-02-20 20:33:11,797 INFO L290 TraceCheckUtils]: 16: Hoare triple {17156#true} [186] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,797 INFO L290 TraceCheckUtils]: 17: Hoare triple {17156#true} [164] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17156#true} is VALID [2022-02-20 20:33:11,797 INFO L290 TraceCheckUtils]: 18: Hoare triple {17156#true} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {17156#true} is VALID [2022-02-20 20:33:11,798 INFO L290 TraceCheckUtils]: 19: Hoare triple {17156#true} [161] L-1-6-->L780: Formula: true InVars {} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_1|, ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_1|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_1|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2377~0#1.offset, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2375~0#1.offset, ULTIMATE.start_main_~#t2376~0#1.base, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2377~0#1.base, ULTIMATE.start_main_~#t2375~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_#t~pre3#1, ULTIMATE.start_main_~#t2376~0#1.offset] {17156#true} is VALID [2022-02-20 20:33:11,798 INFO L290 TraceCheckUtils]: 20: Hoare triple {17156#true} [104] L780-->L780-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 1) |v_#valid_4|) (not (= |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 0)) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2375~0#1.base_2|) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_2| 4) |v_#length_3|) (= |v_ULTIMATE.start_main_~#t2375~0#1.offset_2| 0) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2375~0#1.base_2|) 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2375~0#1.offset, #valid, ULTIMATE.start_main_~#t2375~0#1.base, #length] {17156#true} is VALID [2022-02-20 20:33:11,798 INFO L290 TraceCheckUtils]: 21: Hoare triple {17156#true} [109] L780-1-->L781: Formula: (= |v_ULTIMATE.start_main_#t~pre3#1_2| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {17156#true} is VALID [2022-02-20 20:33:11,798 INFO L290 TraceCheckUtils]: 22: Hoare triple {17156#true} [145] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {17156#true} is VALID [2022-02-20 20:33:11,798 INFO L290 TraceCheckUtils]: 23: Hoare triple {17156#true} [122] L781-1-->L781-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2375~0#1.base_3|) |v_ULTIMATE.start_main_~#t2375~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre3#1_3|)) |v_#memory_int_3|) InVars {#memory_int=|v_#memory_int_4|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} OutVars{#memory_int=|v_#memory_int_3|, ULTIMATE.start_main_~#t2375~0#1.base=|v_ULTIMATE.start_main_~#t2375~0#1.base_3|, ULTIMATE.start_main_~#t2375~0#1.offset=|v_ULTIMATE.start_main_~#t2375~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {17156#true} is VALID [2022-02-20 20:33:11,798 INFO L290 TraceCheckUtils]: 24: Hoare triple {17156#true} [213] L781-2-->P0ENTRY: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_4| 0) (= v_P0Thread1of1ForFork2_thidvar1_2 0) (= |v_P0Thread1of1ForFork2_#in~arg.base_4| 0) (= |v_ULTIMATE.start_main_#t~pre3#1_6| v_P0Thread1of1ForFork2_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|} OutVars{P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_4|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_4, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_4|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_4|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_4|, P0Thread1of1ForFork2_thidvar0=v_P0Thread1of1ForFork2_thidvar0_2, P0Thread1of1ForFork2_thidvar1=v_P0Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_6|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_4} AuxVars[] AssignedVars[P0Thread1of1ForFork2_#in~arg.offset, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, P0Thread1of1ForFork2_#in~arg.base, P0Thread1of1ForFork2_#res.base, P0Thread1of1ForFork2_thidvar0, P0Thread1of1ForFork2_thidvar1, P0Thread1of1ForFork2_~arg.base] {17156#true} is VALID [2022-02-20 20:33:11,799 INFO L290 TraceCheckUtils]: 25: Hoare triple {17156#true} [125] L781-3-->L781-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre3#1] {17156#true} is VALID [2022-02-20 20:33:11,799 INFO L290 TraceCheckUtils]: 26: Hoare triple {17156#true} [177] L781-4-->L782: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet4#1] {17156#true} is VALID [2022-02-20 20:33:11,799 INFO L290 TraceCheckUtils]: 27: Hoare triple {17156#true} [176] L782-->L782-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 0)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2376~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2376~0#1.offset_2| 0) (= (store |v_#length_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 4) |v_#length_5|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2376~0#1.base_2|) 0) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2376~0#1.base_2| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_2|, #valid=|v_#valid_6|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2376~0#1.base, #valid, #length, ULTIMATE.start_main_~#t2376~0#1.offset] {17156#true} is VALID [2022-02-20 20:33:11,799 INFO L290 TraceCheckUtils]: 28: Hoare triple {17156#true} [110] L782-1-->L783: Formula: (= |v_ULTIMATE.start_main_#t~pre5#1_2| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_2|, #pthreadsForks=|v_#pthreadsForks_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {17156#true} is VALID [2022-02-20 20:33:11,799 INFO L290 TraceCheckUtils]: 29: Hoare triple {17156#true} [118] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {17156#true} is VALID [2022-02-20 20:33:11,799 INFO L290 TraceCheckUtils]: 30: Hoare triple {17156#true} [172] L783-1-->L783-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2376~0#1.base_3|) |v_ULTIMATE.start_main_~#t2376~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre5#1_3|)) |v_#memory_int_5|) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_6|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_3|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_3|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_3|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_~#t2376~0#1.base=|v_ULTIMATE.start_main_~#t2376~0#1.base_3|, ULTIMATE.start_main_~#t2376~0#1.offset=|v_ULTIMATE.start_main_~#t2376~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {17156#true} is VALID [2022-02-20 20:33:11,800 INFO L290 TraceCheckUtils]: 31: Hoare triple {17156#true} [209] L783-2-->P1ENTRY: Formula: (and (= v_P1Thread1of1ForFork0_thidvar2_2 0) (= |v_P1Thread1of1ForFork0_#in~arg.offset_4| 0) (= |v_P1Thread1of1ForFork0_#in~arg.base_4| 0) (= v_P1Thread1of1ForFork0_thidvar1_2 0) (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_P1Thread1of1ForFork0_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_4, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_4, P1Thread1of1ForFork0_thidvar1=v_P1Thread1of1ForFork0_thidvar1_2, P1Thread1of1ForFork0_thidvar0=v_P1Thread1of1ForFork0_thidvar0_2, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_4|, P1Thread1of1ForFork0_thidvar2=v_P1Thread1of1ForFork0_thidvar2_2, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_4|, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_4|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_4|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base, P1Thread1of1ForFork0_thidvar1, P1Thread1of1ForFork0_thidvar0, P1Thread1of1ForFork0_#in~arg.base, P1Thread1of1ForFork0_thidvar2, P1Thread1of1ForFork0_#in~arg.offset, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] {17156#true} is VALID [2022-02-20 20:33:11,800 INFO L290 TraceCheckUtils]: 32: Hoare triple {17156#true} [196] P1ENTRY-->L741: Formula: (and (= v_P1Thread1of1ForFork0_~arg.offset_1 |v_P1Thread1of1ForFork0_#in~arg.offset_1|) (= v_P1Thread1of1ForFork0_~arg.base_1 |v_P1Thread1of1ForFork0_#in~arg.base_1|)) InVars {P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} OutVars{P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_1|, P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_1, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_1, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_1|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, P1Thread1of1ForFork0_~arg.base] {17156#true} is VALID [2022-02-20 20:33:11,800 INFO L290 TraceCheckUtils]: 33: Hoare triple {17156#true} [197] L741-->L743: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,801 INFO L290 TraceCheckUtils]: 34: Hoare triple {17158#(= ~x~0 1)} [146] L783-3-->L783-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,801 INFO L290 TraceCheckUtils]: 35: Hoare triple {17158#(= ~x~0 1)} [160] L783-4-->L784: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,801 INFO L290 TraceCheckUtils]: 36: Hoare triple {17158#(= ~x~0 1)} [169] L784-->L784-1: Formula: (and (= |v_ULTIMATE.start_main_~#t2377~0#1.offset_2| 0) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 1)) (not (= |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 0)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2377~0#1.base_2|) 0) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_2| 4) |v_#length_7|) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2377~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2377~0#1.offset, ULTIMATE.start_main_~#t2377~0#1.base, #valid, #length] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,802 INFO L290 TraceCheckUtils]: 37: Hoare triple {17158#(= ~x~0 1)} [157] L784-1-->L785: Formula: (= |v_ULTIMATE.start_main_#t~pre7#1_2| |v_#pthreadsForks_7|) InVars {#pthreadsForks=|v_#pthreadsForks_7|} OutVars{#pthreadsForks=|v_#pthreadsForks_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,802 INFO L290 TraceCheckUtils]: 38: Hoare triple {17158#(= ~x~0 1)} [183] L785-->L785-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,802 INFO L290 TraceCheckUtils]: 39: Hoare triple {17158#(= ~x~0 1)} [139] L785-1-->L785-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2377~0#1.base_3|) |v_ULTIMATE.start_main_~#t2377~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_3|, #memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_3|} OutVars{ULTIMATE.start_main_~#t2377~0#1.offset=|v_ULTIMATE.start_main_~#t2377~0#1.offset_3|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2377~0#1.base=|v_ULTIMATE.start_main_~#t2377~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,803 INFO L290 TraceCheckUtils]: 40: Hoare triple {17158#(= ~x~0 1)} [211] L785-2-->P2ENTRY: Formula: (and (= |v_P2Thread1of1ForFork1_#in~arg.offset_4| 0) (= v_P2Thread1of1ForFork1_thidvar1_2 0) (= |v_P2Thread1of1ForFork1_#in~arg.base_4| 0) (= v_P2Thread1of1ForFork1_thidvar2_2 0) (= v_P2Thread1of1ForFork1_thidvar3_2 0) (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_P2Thread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_4|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_4, P2Thread1of1ForFork1_#res.base=|v_P2Thread1of1ForFork1_#res.base_4|, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_4, P2Thread1of1ForFork1_thidvar3=v_P2Thread1of1ForFork1_thidvar3_2, P2Thread1of1ForFork1_thidvar2=v_P2Thread1of1ForFork1_thidvar2_2, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_4|, P2Thread1of1ForFork1_#res.offset=|v_P2Thread1of1ForFork1_#res.offset_4|, P2Thread1of1ForFork1_thidvar1=v_P2Thread1of1ForFork1_thidvar1_2, P2Thread1of1ForFork1_thidvar0=v_P2Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#in~arg.offset, P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_#res.base, P2Thread1of1ForFork1_~arg.base, P2Thread1of1ForFork1_thidvar3, P2Thread1of1ForFork1_thidvar2, P2Thread1of1ForFork1_#in~arg.base, P2Thread1of1ForFork1_#res.offset, P2Thread1of1ForFork1_thidvar1, P2Thread1of1ForFork1_thidvar0] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,803 INFO L290 TraceCheckUtils]: 41: Hoare triple {17158#(= ~x~0 1)} [202] P2ENTRY-->L756: Formula: (and (= v_P2Thread1of1ForFork1_~arg.base_1 |v_P2Thread1of1ForFork1_#in~arg.base_1|) (= v_P2Thread1of1ForFork1_~arg.offset_1 |v_P2Thread1of1ForFork1_#in~arg.offset_1|)) InVars {P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|} OutVars{P2Thread1of1ForFork1_#in~arg.offset=|v_P2Thread1of1ForFork1_#in~arg.offset_1|, P2Thread1of1ForFork1_#in~arg.base=|v_P2Thread1of1ForFork1_#in~arg.base_1|, P2Thread1of1ForFork1_~arg.offset=v_P2Thread1of1ForFork1_~arg.offset_1, P2Thread1of1ForFork1_~arg.base=v_P2Thread1of1ForFork1_~arg.base_1} AuxVars[] AssignedVars[P2Thread1of1ForFork1_~arg.offset, P2Thread1of1ForFork1_~arg.base] {17158#(= ~x~0 1)} is VALID [2022-02-20 20:33:11,803 INFO L290 TraceCheckUtils]: 42: Hoare triple {17158#(= ~x~0 1)} [203] L756-->L758: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_4) InVars {~x~0=v_~x~0_4} OutVars{~x~0=v_~x~0_4, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,804 INFO L290 TraceCheckUtils]: 43: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [153] L785-3-->L785-4: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre7#1] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,804 INFO L290 TraceCheckUtils]: 44: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [141] L785-4-->L786: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet8#1] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,805 INFO L290 TraceCheckUtils]: 45: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [127] L786-->L788: Formula: (= v_~main$tmp_guard0~0_2 (ite (= (ite (= v_~__unbuffered_cnt~0_8 3) 1 0) 0) 0 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_8, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_2} AuxVars[] AssignedVars[~main$tmp_guard0~0] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,805 INFO L290 TraceCheckUtils]: 46: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [188] L788-->L789: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,806 INFO L290 TraceCheckUtils]: 47: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [103] L789-->L789-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$tmp_guard0~0_3 256)) InVars {~main$tmp_guard0~0=v_~main$tmp_guard0~0_3} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_3, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_#in~cond#1] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,806 INFO L290 TraceCheckUtils]: 48: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [178] L789-1-->L2: Formula: true InVars {} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,806 INFO L290 TraceCheckUtils]: 49: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [102] L2-->L3: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_2|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_assume_abort_if_not_~cond#1] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,807 INFO L290 TraceCheckUtils]: 50: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [180] L3-->L2-1: Formula: (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_4| 0)) InVars {ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} OutVars{ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_4|} AuxVars[] AssignedVars[] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,807 INFO L290 TraceCheckUtils]: 51: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [149] L2-1-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:33:11,808 INFO L290 TraceCheckUtils]: 52: Hoare triple {17159#(or (not (= ~__unbuffered_p2_EBX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [106] L790-->L794: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0) (= v_~__unbuffered_p2_EBX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~__unbuffered_p2_EBX~0=v_~__unbuffered_p2_EBX~0_3, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {17160#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:11,808 INFO L290 TraceCheckUtils]: 53: Hoare triple {17160#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [150] L794-->L795: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17160#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:33:11,809 INFO L290 TraceCheckUtils]: 54: Hoare triple {17160#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [108] L795-->L795-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1| (mod v_~main$tmp_guard1~0_3 256)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_1|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_3} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~expression#1] {17161#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:11,809 INFO L290 TraceCheckUtils]: 55: Hoare triple {17161#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [132] L795-1-->L18: Formula: true InVars {} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_1|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {17161#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:33:11,810 INFO L290 TraceCheckUtils]: 56: Hoare triple {17161#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [143] L18-->L18-1: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_2| |v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|} OutVars{ULTIMATE.start___VERIFIER_assert_#in~expression#1=|v_ULTIMATE.start___VERIFIER_assert_#in~expression#1_2|, ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_2|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression#1] {17162#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:33:11,810 INFO L290 TraceCheckUtils]: 57: Hoare triple {17162#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [173] L18-1-->L18-2: Formula: (= |v_ULTIMATE.start___VERIFIER_assert_~expression#1_3| 0) InVars {ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression#1=|v_ULTIMATE.start___VERIFIER_assert_~expression#1_3|} AuxVars[] AssignedVars[] {17157#false} is VALID [2022-02-20 20:33:11,810 INFO L290 TraceCheckUtils]: 58: Hoare triple {17157#false} [162] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {17157#false} is VALID [2022-02-20 20:33:11,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 20:33:11,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:33:11,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845701460] [2022-02-20 20:33:11,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845701460] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:33:11,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:33:11,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:33:11,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118912030] [2022-02-20 20:33:11,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:33:11,812 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) Word has length 59 [2022-02-20 20:33:11,812 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:33:11,812 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:11,845 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:33:11,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:33:11,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:33:11,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:33:11,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:33:11,846 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 92 [2022-02-20 20:33:11,847 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 83 transitions, 355 flow. Second operand has 7 states, 7 states have (on average 72.14285714285714) internal successors, (505), 7 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:11,847 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:33:11,847 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 92 [2022-02-20 20:33:11,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:33:14,158 INFO L129 PetriNetUnfolder]: 107/438 cut-off events. [2022-02-20 20:33:14,158 INFO L130 PetriNetUnfolder]: For 1790/1912 co-relation queries the response was YES. [2022-02-20 20:33:14,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1573 conditions, 438 events. 107/438 cut-off events. For 1790/1912 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2196 event pairs, 12 based on Foata normal form. 20/444 useless extension candidates. Maximal degree in co-relation 1510. Up to 94 conditions per place. [2022-02-20 20:33:14,166 INFO L132 encePairwiseOnDemand]: 80/92 looper letters, 24 selfloop transitions, 15 changer transitions 34/129 dead transitions. [2022-02-20 20:33:14,166 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 129 transitions, 937 flow [2022-02-20 20:33:14,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:33:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:33:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 972 transitions. [2022-02-20 20:33:14,184 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8127090301003345 [2022-02-20 20:33:14,184 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 972 transitions. [2022-02-20 20:33:14,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 972 transitions. [2022-02-20 20:33:14,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:33:14,185 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 972 transitions. [2022-02-20 20:33:14,187 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 74.76923076923077) internal successors, (972), 13 states have internal predecessors, (972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:14,188 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:14,188 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 92.0) internal successors, (1288), 14 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:33:14,188 INFO L186 Difference]: Start difference. First operand has 116 places, 83 transitions, 355 flow. Second operand 13 states and 972 transitions. [2022-02-20 20:33:14,189 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 129 transitions, 937 flow