./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe015_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/safe015_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 5350e4ca2594121b974c795f0a5f8bd0219ad1e56ba65ceaff14b5f6479d7178 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:30:16,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:30:16,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:30:16,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:30:16,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:30:16,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:30:16,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:30:16,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:30:16,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:30:16,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:30:16,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:30:16,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:30:16,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:30:16,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:30:16,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:30:16,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:30:16,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:30:16,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:30:16,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:30:16,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:30:16,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:30:16,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:30:16,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:30:16,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:30:16,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:30:16,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:30:16,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:30:16,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:30:16,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:30:16,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:30:16,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:30:16,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:30:16,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:30:16,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:30:16,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:30:16,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:30:16,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:30:16,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:30:16,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:30:16,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:30:16,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:30:16,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:30:16,770 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:30:16,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:30:16,771 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:30:16,771 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:30:16,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:30:16,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:30:16,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:30:16,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:30:16,773 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:30:16,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:30:16,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:30:16,775 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:30:16,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:30:16,775 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:30:16,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:30:16,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:30:16,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:30:16,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:30:16,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:30:16,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:30:16,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:30:16,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:30:16,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:30:16,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:30:16,778 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:30:16,778 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:30:16,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:30:16,778 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5350e4ca2594121b974c795f0a5f8bd0219ad1e56ba65ceaff14b5f6479d7178 [2022-02-20 20:30:16,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:30:16,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:30:16,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:30:16,968 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:30:16,969 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:30:16,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:30:17,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867ee9d22/c52c99dc93884d9a9953467de5b18faa/FLAG2a731cde3 [2022-02-20 20:30:17,419 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:30:17,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:30:17,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867ee9d22/c52c99dc93884d9a9953467de5b18faa/FLAG2a731cde3 [2022-02-20 20:30:17,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867ee9d22/c52c99dc93884d9a9953467de5b18faa [2022-02-20 20:30:17,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:30:17,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:30:17,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:30:17,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:30:17,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:30:17,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73bab899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17, skipping insertion in model container [2022-02-20 20:30:17,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:30:17,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:30:17,648 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/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:30:17,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:30:17,793 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:30:17,804 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/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:30:17,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:30:17,868 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:30:17,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17 WrapperNode [2022-02-20 20:30:17,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:30:17,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:30:17,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:30:17,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:30:17,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,925 INFO L137 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2022-02-20 20:30:17,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:30:17,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:30:17,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:30:17,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:30:17,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:30:17,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:30:17,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:30:17,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:30:17,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (1/1) ... [2022-02-20 20:30:17,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:30:17,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:30:17,990 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 20:30:18,005 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 20:30:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:30:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:30:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:30:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:30:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:30:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:30:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:30:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:30:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:30:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-20 20:30:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-20 20:30:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:30:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:30:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:30:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:30:18,016 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 20:30:18,092 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:30:18,093 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:30:18,206 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:30:18,210 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:30:18,211 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:30:18,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:30:18 BoogieIcfgContainer [2022-02-20 20:30:18,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:30:18,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:30:18,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:30:18,222 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:30:18,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:30:17" (1/3) ... [2022-02-20 20:30:18,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f3c389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:30:18, skipping insertion in model container [2022-02-20 20:30:18,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:30:17" (2/3) ... [2022-02-20 20:30:18,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f3c389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:30:18, skipping insertion in model container [2022-02-20 20:30:18,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:30:18" (3/3) ... [2022-02-20 20:30:18,243 INFO L111 eAbstractionObserver]: Analyzing ICFG safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:30:18,247 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:30:18,247 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:30:18,247 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 20:30:18,247 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:30:18,306 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,307 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,307 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,307 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,307 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,308 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,308 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,308 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,308 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,309 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,309 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,309 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,309 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,309 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,310 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,310 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,310 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,310 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,310 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,310 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,312 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,312 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,313 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,313 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,313 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,313 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,314 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,314 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,314 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,314 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,315 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,321 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,325 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,328 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,334 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,335 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,336 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,336 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:30:18,337 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:30:18,385 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:30:18,389 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 20:30:18,390 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 20:30:18,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 91 transitions, 197 flow [2022-02-20 20:30:18,425 INFO L129 PetriNetUnfolder]: 2/88 cut-off events. [2022-02-20 20:30:18,425 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:30:18,427 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 88 events. 2/88 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. 0/85 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2022-02-20 20:30:18,428 INFO L82 GeneralOperation]: Start removeDead. Operand has 99 places, 91 transitions, 197 flow [2022-02-20 20:30:18,430 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 74 transitions, 157 flow [2022-02-20 20:30:18,444 INFO L129 PetriNetUnfolder]: 1/73 cut-off events. [2022-02-20 20:30:18,444 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:30:18,445 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:18,445 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] [2022-02-20 20:30:18,445 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 20:30:18,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:18,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1788437869, now seen corresponding path program 1 times [2022-02-20 20:30:18,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:18,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351052136] [2022-02-20 20:30:18,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:18,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:18,874 INFO L290 TraceCheckUtils]: 0: Hoare triple {102#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:30:18,875 INFO L290 TraceCheckUtils]: 1: Hoare triple {102#true} [151] 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] {102#true} is VALID [2022-02-20 20:30:18,875 INFO L290 TraceCheckUtils]: 2: Hoare triple {102#true} [180] 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[] {102#true} is VALID [2022-02-20 20:30:18,875 INFO L290 TraceCheckUtils]: 3: Hoare triple {102#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {102#true} is VALID [2022-02-20 20:30:18,876 INFO L290 TraceCheckUtils]: 4: Hoare triple {102#true} [181] 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[] {102#true} is VALID [2022-02-20 20:30:18,876 INFO L290 TraceCheckUtils]: 5: Hoare triple {102#true} [121] 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[] {102#true} is VALID [2022-02-20 20:30:18,877 INFO L290 TraceCheckUtils]: 6: Hoare triple {102#true} [112] 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[] {102#true} is VALID [2022-02-20 20:30:18,877 INFO L290 TraceCheckUtils]: 7: Hoare triple {102#true} [135] 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[] {102#true} is VALID [2022-02-20 20:30:18,877 INFO L290 TraceCheckUtils]: 8: Hoare triple {102#true} [111] 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] {102#true} is VALID [2022-02-20 20:30:18,878 INFO L290 TraceCheckUtils]: 9: Hoare triple {102#true} [153] 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] {102#true} is VALID [2022-02-20 20:30:18,878 INFO L290 TraceCheckUtils]: 10: Hoare triple {102#true} [145] L713-->L714: 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] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:18,881 INFO L290 TraceCheckUtils]: 11: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:18,881 INFO L290 TraceCheckUtils]: 12: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:18,882 INFO L290 TraceCheckUtils]: 13: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {104#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:18,882 INFO L290 TraceCheckUtils]: 14: Hoare triple {104#(= ~__unbuffered_p2_EAX~0 0)} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,883 INFO L290 TraceCheckUtils]: 15: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,884 INFO L290 TraceCheckUtils]: 16: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,884 INFO L290 TraceCheckUtils]: 17: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [127] 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,885 INFO L290 TraceCheckUtils]: 18: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,886 INFO L290 TraceCheckUtils]: 19: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,890 INFO L290 TraceCheckUtils]: 20: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [167] L778-1-->L779: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,890 INFO L290 TraceCheckUtils]: 21: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,891 INFO L290 TraceCheckUtils]: 22: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,892 INFO L290 TraceCheckUtils]: 23: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [211] L779-2-->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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,893 INFO L290 TraceCheckUtils]: 24: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [120] L779-3-->L779-4: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,893 INFO L290 TraceCheckUtils]: 25: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [168] L779-4-->L780: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,894 INFO L290 TraceCheckUtils]: 26: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,895 INFO L290 TraceCheckUtils]: 27: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [106] L780-1-->L781: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,895 INFO L290 TraceCheckUtils]: 28: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,896 INFO L290 TraceCheckUtils]: 29: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,897 INFO L290 TraceCheckUtils]: 30: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [207] L781-2-->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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,897 INFO L290 TraceCheckUtils]: 31: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [122] L781-3-->L781-4: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,903 INFO L290 TraceCheckUtils]: 32: Hoare triple {105#(or (not (= 2 ~y~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~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet6#1] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,904 INFO L290 TraceCheckUtils]: 33: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,904 INFO L290 TraceCheckUtils]: 34: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [107] L782-1-->L783: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,905 INFO L290 TraceCheckUtils]: 35: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,905 INFO L290 TraceCheckUtils]: 36: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,906 INFO L290 TraceCheckUtils]: 37: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [209] L783-2-->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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,907 INFO L290 TraceCheckUtils]: 38: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [141] L783-3-->L783-4: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,908 INFO L290 TraceCheckUtils]: 39: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [154] L783-4-->L784: 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,908 INFO L290 TraceCheckUtils]: 40: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [164] L784-->L786: 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$tmp_guard0~0] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,909 INFO L290 TraceCheckUtils]: 41: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,909 INFO L290 TraceCheckUtils]: 42: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,910 INFO L290 TraceCheckUtils]: 43: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [185] L787-1-->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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,911 INFO L290 TraceCheckUtils]: 44: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [100] 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] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,911 INFO L290 TraceCheckUtils]: 45: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [179] 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[] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,912 INFO L290 TraceCheckUtils]: 46: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:18,913 INFO L290 TraceCheckUtils]: 47: Hoare triple {105#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:18,913 INFO L290 TraceCheckUtils]: 48: Hoare triple {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:18,914 INFO L290 TraceCheckUtils]: 49: Hoare triple {106#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [152] L793-->L793-1: 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] {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:18,917 INFO L290 TraceCheckUtils]: 50: Hoare triple {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [136] L793-1-->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] {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:18,917 INFO L290 TraceCheckUtils]: 51: Hoare triple {107#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [137] 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] {108#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:18,918 INFO L290 TraceCheckUtils]: 52: Hoare triple {108#(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[] {103#false} is VALID [2022-02-20 20:30:18,918 INFO L290 TraceCheckUtils]: 53: Hoare triple {103#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#false} is VALID [2022-02-20 20:30:18,921 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 20:30:18,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:18,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351052136] [2022-02-20 20:30:18,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351052136] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:18,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:18,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:18,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831800764] [2022-02-20 20:30:18,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:18,935 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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 54 [2022-02-20 20:30:18,936 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:18,938 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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 20:30:18,990 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:18,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:18,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:19,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:19,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:19,009 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 91 [2022-02-20 20:30:19,015 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 74 transitions, 157 flow. Second operand has 7 states, 7 states have (on average 69.85714285714286) internal successors, (489), 7 states have internal predecessors, (489), 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 20:30:19,015 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:19,015 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 91 [2022-02-20 20:30:19,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:19,501 INFO L129 PetriNetUnfolder]: 555/1250 cut-off events. [2022-02-20 20:30:19,501 INFO L130 PetriNetUnfolder]: For 13/13 co-relation queries the response was YES. [2022-02-20 20:30:19,504 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2178 conditions, 1250 events. 555/1250 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 7557 event pairs, 43 based on Foata normal form. 42/1245 useless extension candidates. Maximal degree in co-relation 2141. Up to 248 conditions per place. [2022-02-20 20:30:19,508 INFO L132 encePairwiseOnDemand]: 79/91 looper letters, 25 selfloop transitions, 7 changer transitions 56/142 dead transitions. [2022-02-20 20:30:19,508 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 142 transitions, 469 flow [2022-02-20 20:30:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:30:19,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:30:19,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 978 transitions. [2022-02-20 20:30:19,528 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8267117497886729 [2022-02-20 20:30:19,528 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 978 transitions. [2022-02-20 20:30:19,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 978 transitions. [2022-02-20 20:30:19,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:19,530 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 978 transitions. [2022-02-20 20:30:19,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 75.23076923076923) internal successors, (978), 13 states have internal predecessors, (978), 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 20:30:19,537 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 91.0) internal successors, (1274), 14 states have internal predecessors, (1274), 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 20:30:19,538 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 91.0) internal successors, (1274), 14 states have internal predecessors, (1274), 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 20:30:19,539 INFO L186 Difference]: Start difference. First operand has 83 places, 74 transitions, 157 flow. Second operand 13 states and 978 transitions. [2022-02-20 20:30:19,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 142 transitions, 469 flow [2022-02-20 20:30:19,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 142 transitions, 466 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-02-20 20:30:19,544 INFO L242 Difference]: Finished difference. Result has 104 places, 78 transitions, 252 flow [2022-02-20 20:30:19,545 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=252, PETRI_PLACES=104, PETRI_TRANSITIONS=78} [2022-02-20 20:30:19,547 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 21 predicate places. [2022-02-20 20:30:19,547 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 104 places, 78 transitions, 252 flow [2022-02-20 20:30:19,810 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8694 states, 8689 states have (on average 3.3876165266428817) internal successors, (29435), 8693 states have internal predecessors, (29435), 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 20:30:19,838 INFO L78 Accepts]: Start accepts. Automaton has has 8694 states, 8689 states have (on average 3.3876165266428817) internal successors, (29435), 8693 states have internal predecessors, (29435), 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 54 [2022-02-20 20:30:19,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:19,839 INFO L470 AbstractCegarLoop]: Abstraction has has 104 places, 78 transitions, 252 flow [2022-02-20 20:30:19,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 69.85714285714286) internal successors, (489), 7 states have internal predecessors, (489), 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 20:30:19,839 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:19,839 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] [2022-02-20 20:30:19,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:30:19,840 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 20:30:19,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:19,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1408539500, now seen corresponding path program 1 times [2022-02-20 20:30:19,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:19,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679922051] [2022-02-20 20:30:19,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:19,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:19,955 INFO L290 TraceCheckUtils]: 0: Hoare triple {8833#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8833#true} is VALID [2022-02-20 20:30:19,957 INFO L290 TraceCheckUtils]: 1: Hoare triple {8833#true} [151] 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] {8833#true} is VALID [2022-02-20 20:30:19,957 INFO L290 TraceCheckUtils]: 2: Hoare triple {8833#true} [180] 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[] {8833#true} is VALID [2022-02-20 20:30:19,958 INFO L290 TraceCheckUtils]: 3: Hoare triple {8833#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {8833#true} is VALID [2022-02-20 20:30:19,958 INFO L290 TraceCheckUtils]: 4: Hoare triple {8833#true} [181] 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[] {8833#true} is VALID [2022-02-20 20:30:19,958 INFO L290 TraceCheckUtils]: 5: Hoare triple {8833#true} [121] 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[] {8833#true} is VALID [2022-02-20 20:30:19,959 INFO L290 TraceCheckUtils]: 6: Hoare triple {8833#true} [112] 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[] {8833#true} is VALID [2022-02-20 20:30:19,959 INFO L290 TraceCheckUtils]: 7: Hoare triple {8833#true} [135] 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[] {8833#true} is VALID [2022-02-20 20:30:19,959 INFO L290 TraceCheckUtils]: 8: Hoare triple {8833#true} [111] 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] {8833#true} is VALID [2022-02-20 20:30:19,959 INFO L290 TraceCheckUtils]: 9: Hoare triple {8833#true} [153] 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] {8833#true} is VALID [2022-02-20 20:30:19,959 INFO L290 TraceCheckUtils]: 10: Hoare triple {8833#true} [145] L713-->L714: 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] {8833#true} is VALID [2022-02-20 20:30:19,960 INFO L290 TraceCheckUtils]: 11: Hoare triple {8833#true} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {8833#true} is VALID [2022-02-20 20:30:19,960 INFO L290 TraceCheckUtils]: 12: Hoare triple {8833#true} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {8833#true} is VALID [2022-02-20 20:30:19,960 INFO L290 TraceCheckUtils]: 13: Hoare triple {8833#true} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,961 INFO L290 TraceCheckUtils]: 14: Hoare triple {8835#(= ~x~0 0)} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,961 INFO L290 TraceCheckUtils]: 15: Hoare triple {8835#(= ~x~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,961 INFO L290 TraceCheckUtils]: 16: Hoare triple {8835#(= ~x~0 0)} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,962 INFO L290 TraceCheckUtils]: 17: Hoare triple {8835#(= ~x~0 0)} [127] 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,962 INFO L290 TraceCheckUtils]: 18: Hoare triple {8835#(= ~x~0 0)} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,962 INFO L290 TraceCheckUtils]: 19: Hoare triple {8835#(= ~x~0 0)} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,963 INFO L290 TraceCheckUtils]: 20: Hoare triple {8835#(= ~x~0 0)} [167] L778-1-->L779: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,963 INFO L290 TraceCheckUtils]: 21: Hoare triple {8835#(= ~x~0 0)} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,964 INFO L290 TraceCheckUtils]: 22: Hoare triple {8835#(= ~x~0 0)} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,965 INFO L290 TraceCheckUtils]: 23: Hoare triple {8835#(= ~x~0 0)} [211] L779-2-->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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,967 INFO L290 TraceCheckUtils]: 24: Hoare triple {8835#(= ~x~0 0)} [120] L779-3-->L779-4: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,967 INFO L290 TraceCheckUtils]: 25: Hoare triple {8835#(= ~x~0 0)} [168] L779-4-->L780: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,968 INFO L290 TraceCheckUtils]: 26: Hoare triple {8835#(= ~x~0 0)} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,968 INFO L290 TraceCheckUtils]: 27: Hoare triple {8835#(= ~x~0 0)} [106] L780-1-->L781: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,969 INFO L290 TraceCheckUtils]: 28: Hoare triple {8835#(= ~x~0 0)} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,969 INFO L290 TraceCheckUtils]: 29: Hoare triple {8835#(= ~x~0 0)} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,969 INFO L290 TraceCheckUtils]: 30: Hoare triple {8835#(= ~x~0 0)} [207] L781-2-->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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,970 INFO L290 TraceCheckUtils]: 31: Hoare triple {8835#(= ~x~0 0)} [122] L781-3-->L781-4: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,970 INFO L290 TraceCheckUtils]: 32: Hoare triple {8835#(= ~x~0 0)} [177] L781-4-->L782: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,972 INFO L290 TraceCheckUtils]: 33: Hoare triple {8835#(= ~x~0 0)} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,972 INFO L290 TraceCheckUtils]: 34: Hoare triple {8835#(= ~x~0 0)} [107] L782-1-->L783: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,973 INFO L290 TraceCheckUtils]: 35: Hoare triple {8835#(= ~x~0 0)} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,973 INFO L290 TraceCheckUtils]: 36: Hoare triple {8835#(= ~x~0 0)} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,974 INFO L290 TraceCheckUtils]: 37: Hoare triple {8835#(= ~x~0 0)} [209] L783-2-->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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,974 INFO L290 TraceCheckUtils]: 38: Hoare triple {8835#(= ~x~0 0)} [200] P2ENTRY-->L754: 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] {8835#(= ~x~0 0)} is VALID [2022-02-20 20:30:19,975 INFO L290 TraceCheckUtils]: 39: Hoare triple {8835#(= ~x~0 0)} [201] L754-->L756: 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] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,975 INFO L290 TraceCheckUtils]: 40: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [141] L783-3-->L783-4: 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] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,975 INFO L290 TraceCheckUtils]: 41: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [154] L783-4-->L784: 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] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,976 INFO L290 TraceCheckUtils]: 42: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [164] L784-->L786: 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$tmp_guard0~0] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,976 INFO L290 TraceCheckUtils]: 43: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,976 INFO L290 TraceCheckUtils]: 44: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,977 INFO L290 TraceCheckUtils]: 45: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [185] L787-1-->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] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,977 INFO L290 TraceCheckUtils]: 46: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [100] 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] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,979 INFO L290 TraceCheckUtils]: 47: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [179] 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[] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,979 INFO L290 TraceCheckUtils]: 48: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8836#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:30:19,980 INFO L290 TraceCheckUtils]: 49: Hoare triple {8836#(= ~__unbuffered_p2_EAX~0 0)} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {8837#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:19,980 INFO L290 TraceCheckUtils]: 50: Hoare triple {8837#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8837#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:19,981 INFO L290 TraceCheckUtils]: 51: Hoare triple {8837#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [152] L793-->L793-1: 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] {8838#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:19,983 INFO L290 TraceCheckUtils]: 52: Hoare triple {8838#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [136] L793-1-->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] {8838#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:19,983 INFO L290 TraceCheckUtils]: 53: Hoare triple {8838#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [137] 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] {8839#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:19,984 INFO L290 TraceCheckUtils]: 54: Hoare triple {8839#(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[] {8834#false} is VALID [2022-02-20 20:30:19,984 INFO L290 TraceCheckUtils]: 55: Hoare triple {8834#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {8834#false} is VALID [2022-02-20 20:30:19,984 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 20:30:19,985 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:19,985 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679922051] [2022-02-20 20:30:19,985 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679922051] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:19,985 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:19,985 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:19,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944560956] [2022-02-20 20:30:19,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:19,987 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2022-02-20 20:30:19,987 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:19,987 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:20,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:20,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:20,021 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:20,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:20,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:20,023 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 91 [2022-02-20 20:30:20,024 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 78 transitions, 252 flow. Second operand has 7 states, 7 states have (on average 73.71428571428571) internal successors, (516), 7 states have internal predecessors, (516), 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 20:30:20,024 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:20,024 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 91 [2022-02-20 20:30:20,024 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:20,487 INFO L129 PetriNetUnfolder]: 271/777 cut-off events. [2022-02-20 20:30:20,488 INFO L130 PetriNetUnfolder]: For 1947/2726 co-relation queries the response was YES. [2022-02-20 20:30:20,491 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2533 conditions, 777 events. 271/777 cut-off events. For 1947/2726 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 4768 event pairs, 62 based on Foata normal form. 48/772 useless extension candidates. Maximal degree in co-relation 2487. Up to 214 conditions per place. [2022-02-20 20:30:20,494 INFO L132 encePairwiseOnDemand]: 83/91 looper letters, 17 selfloop transitions, 4 changer transitions 37/118 dead transitions. [2022-02-20 20:30:20,495 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 118 transitions, 666 flow [2022-02-20 20:30:20,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 20:30:20,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-02-20 20:30:20,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 762 transitions. [2022-02-20 20:30:20,501 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8373626373626374 [2022-02-20 20:30:20,501 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 762 transitions. [2022-02-20 20:30:20,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 762 transitions. [2022-02-20 20:30:20,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:20,502 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 762 transitions. [2022-02-20 20:30:20,509 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 76.2) internal successors, (762), 10 states have internal predecessors, (762), 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 20:30:20,511 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 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 20:30:20,511 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 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 20:30:20,511 INFO L186 Difference]: Start difference. First operand has 104 places, 78 transitions, 252 flow. Second operand 10 states and 762 transitions. [2022-02-20 20:30:20,512 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 118 transitions, 666 flow [2022-02-20 20:30:24,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 118 transitions, 649 flow, removed 7 selfloop flow, removed 4 redundant places. [2022-02-20 20:30:24,494 INFO L242 Difference]: Finished difference. Result has 108 places, 77 transitions, 268 flow [2022-02-20 20:30:24,494 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=268, PETRI_PLACES=108, PETRI_TRANSITIONS=77} [2022-02-20 20:30:24,495 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 25 predicate places. [2022-02-20 20:30:24,495 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 108 places, 77 transitions, 268 flow [2022-02-20 20:30:24,687 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7092 states, 7087 states have (on average 3.3205869902638634) internal successors, (23533), 7091 states have internal predecessors, (23533), 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 20:30:24,701 INFO L78 Accepts]: Start accepts. Automaton has has 7092 states, 7087 states have (on average 3.3205869902638634) internal successors, (23533), 7091 states have internal predecessors, (23533), 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 56 [2022-02-20 20:30:24,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:24,701 INFO L470 AbstractCegarLoop]: Abstraction has has 108 places, 77 transitions, 268 flow [2022-02-20 20:30:24,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 73.71428571428571) internal successors, (516), 7 states have internal predecessors, (516), 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 20:30:24,702 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:24,702 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] [2022-02-20 20:30:24,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:30:24,703 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 20:30:24,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:24,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1236975693, now seen corresponding path program 1 times [2022-02-20 20:30:24,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:24,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120567860] [2022-02-20 20:30:24,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:24,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:24,831 INFO L290 TraceCheckUtils]: 0: Hoare triple {15956#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15956#true} is VALID [2022-02-20 20:30:24,831 INFO L290 TraceCheckUtils]: 1: Hoare triple {15956#true} [151] 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] {15956#true} is VALID [2022-02-20 20:30:24,832 INFO L290 TraceCheckUtils]: 2: Hoare triple {15956#true} [180] 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[] {15956#true} is VALID [2022-02-20 20:30:24,832 INFO L290 TraceCheckUtils]: 3: Hoare triple {15956#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {15956#true} is VALID [2022-02-20 20:30:24,833 INFO L290 TraceCheckUtils]: 4: Hoare triple {15956#true} [181] 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[] {15956#true} is VALID [2022-02-20 20:30:24,833 INFO L290 TraceCheckUtils]: 5: Hoare triple {15956#true} [121] 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[] {15956#true} is VALID [2022-02-20 20:30:24,833 INFO L290 TraceCheckUtils]: 6: Hoare triple {15956#true} [112] 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[] {15956#true} is VALID [2022-02-20 20:30:24,834 INFO L290 TraceCheckUtils]: 7: Hoare triple {15956#true} [135] 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[] {15956#true} is VALID [2022-02-20 20:30:24,834 INFO L290 TraceCheckUtils]: 8: Hoare triple {15956#true} [111] 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] {15956#true} is VALID [2022-02-20 20:30:24,840 INFO L290 TraceCheckUtils]: 9: Hoare triple {15956#true} [153] 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] {15956#true} is VALID [2022-02-20 20:30:24,842 INFO L290 TraceCheckUtils]: 10: Hoare triple {15956#true} [145] L713-->L714: 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] {15956#true} is VALID [2022-02-20 20:30:24,842 INFO L290 TraceCheckUtils]: 11: Hoare triple {15956#true} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {15956#true} is VALID [2022-02-20 20:30:24,842 INFO L290 TraceCheckUtils]: 12: Hoare triple {15956#true} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {15956#true} is VALID [2022-02-20 20:30:24,842 INFO L290 TraceCheckUtils]: 13: Hoare triple {15956#true} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {15956#true} is VALID [2022-02-20 20:30:24,843 INFO L290 TraceCheckUtils]: 14: Hoare triple {15956#true} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {15956#true} is VALID [2022-02-20 20:30:24,843 INFO L290 TraceCheckUtils]: 15: Hoare triple {15956#true} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15956#true} is VALID [2022-02-20 20:30:24,843 INFO L290 TraceCheckUtils]: 16: Hoare triple {15956#true} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15956#true} is VALID [2022-02-20 20:30:24,843 INFO L290 TraceCheckUtils]: 17: Hoare triple {15956#true} [127] 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] {15956#true} is VALID [2022-02-20 20:30:24,843 INFO L290 TraceCheckUtils]: 18: Hoare triple {15956#true} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {15956#true} is VALID [2022-02-20 20:30:24,844 INFO L290 TraceCheckUtils]: 19: Hoare triple {15956#true} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {15956#true} is VALID [2022-02-20 20:30:24,844 INFO L290 TraceCheckUtils]: 20: Hoare triple {15956#true} [167] L778-1-->L779: 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] {15956#true} is VALID [2022-02-20 20:30:24,844 INFO L290 TraceCheckUtils]: 21: Hoare triple {15956#true} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {15956#true} is VALID [2022-02-20 20:30:24,844 INFO L290 TraceCheckUtils]: 22: Hoare triple {15956#true} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {15956#true} is VALID [2022-02-20 20:30:24,844 INFO L290 TraceCheckUtils]: 23: Hoare triple {15956#true} [211] L779-2-->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] {15956#true} is VALID [2022-02-20 20:30:24,844 INFO L290 TraceCheckUtils]: 24: Hoare triple {15956#true} [120] L779-3-->L779-4: 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] {15956#true} is VALID [2022-02-20 20:30:24,845 INFO L290 TraceCheckUtils]: 25: Hoare triple {15956#true} [168] L779-4-->L780: 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] {15956#true} is VALID [2022-02-20 20:30:24,845 INFO L290 TraceCheckUtils]: 26: Hoare triple {15956#true} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {15956#true} is VALID [2022-02-20 20:30:24,845 INFO L290 TraceCheckUtils]: 27: Hoare triple {15956#true} [106] L780-1-->L781: 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] {15956#true} is VALID [2022-02-20 20:30:24,845 INFO L290 TraceCheckUtils]: 28: Hoare triple {15956#true} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {15956#true} is VALID [2022-02-20 20:30:24,845 INFO L290 TraceCheckUtils]: 29: Hoare triple {15956#true} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {15956#true} is VALID [2022-02-20 20:30:24,845 INFO L290 TraceCheckUtils]: 30: Hoare triple {15956#true} [207] L781-2-->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] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 31: Hoare triple {15956#true} [122] L781-3-->L781-4: 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] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 32: Hoare triple {15956#true} [177] L781-4-->L782: 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] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 33: Hoare triple {15956#true} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 34: Hoare triple {15956#true} [107] L782-1-->L783: 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] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 35: Hoare triple {15956#true} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 36: Hoare triple {15956#true} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {15956#true} is VALID [2022-02-20 20:30:24,846 INFO L290 TraceCheckUtils]: 37: Hoare triple {15956#true} [209] L783-2-->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] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 38: Hoare triple {15956#true} [141] L783-3-->L783-4: 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] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 39: Hoare triple {15956#true} [154] L783-4-->L784: 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] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 40: Hoare triple {15956#true} [164] L784-->L786: 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$tmp_guard0~0] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 41: Hoare triple {15956#true} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 42: Hoare triple {15956#true} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 43: Hoare triple {15956#true} [185] L787-1-->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] {15956#true} is VALID [2022-02-20 20:30:24,847 INFO L290 TraceCheckUtils]: 44: Hoare triple {15956#true} [100] 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] {15956#true} is VALID [2022-02-20 20:30:24,848 INFO L290 TraceCheckUtils]: 45: Hoare triple {15956#true} [179] 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[] {15956#true} is VALID [2022-02-20 20:30:24,848 INFO L290 TraceCheckUtils]: 46: Hoare triple {15956#true} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15956#true} is VALID [2022-02-20 20:30:24,848 INFO L290 TraceCheckUtils]: 47: Hoare triple {15956#true} [200] P2ENTRY-->L754: 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] {15956#true} is VALID [2022-02-20 20:30:24,850 INFO L290 TraceCheckUtils]: 48: Hoare triple {15956#true} [194] P1ENTRY-->L739: 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] {15956#true} is VALID [2022-02-20 20:30:24,850 INFO L290 TraceCheckUtils]: 49: Hoare triple {15956#true} [195] L739-->L741: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {15958#(= ~x~0 1)} is VALID [2022-02-20 20:30:24,851 INFO L290 TraceCheckUtils]: 50: Hoare triple {15958#(= ~x~0 1)} [201] L754-->L756: 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] {15959#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} is VALID [2022-02-20 20:30:24,851 INFO L290 TraceCheckUtils]: 51: Hoare triple {15959#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~__unbuffered_p2_EAX~0)))} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {15960#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:24,852 INFO L290 TraceCheckUtils]: 52: Hoare triple {15960#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15960#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:24,852 INFO L290 TraceCheckUtils]: 53: Hoare triple {15960#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [152] L793-->L793-1: 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] {15961#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:24,853 INFO L290 TraceCheckUtils]: 54: Hoare triple {15961#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [136] L793-1-->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] {15961#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:24,853 INFO L290 TraceCheckUtils]: 55: Hoare triple {15961#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [137] 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] {15962#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:24,854 INFO L290 TraceCheckUtils]: 56: Hoare triple {15962#(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[] {15957#false} is VALID [2022-02-20 20:30:24,854 INFO L290 TraceCheckUtils]: 57: Hoare triple {15957#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15957#false} is VALID [2022-02-20 20:30:24,854 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 20:30:24,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:24,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120567860] [2022-02-20 20:30:24,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120567860] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:24,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:24,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:24,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342956630] [2022-02-20 20:30:24,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:24,856 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2022-02-20 20:30:24,857 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:24,858 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:24,892 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:24,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:24,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:24,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:24,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:24,895 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 91 [2022-02-20 20:30:24,897 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 77 transitions, 268 flow. Second operand has 7 states, 7 states have (on average 70.14285714285714) internal successors, (491), 7 states have internal predecessors, (491), 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 20:30:24,897 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:24,897 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 91 [2022-02-20 20:30:24,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:27,407 INFO L129 PetriNetUnfolder]: 173/656 cut-off events. [2022-02-20 20:30:27,407 INFO L130 PetriNetUnfolder]: For 1782/1945 co-relation queries the response was YES. [2022-02-20 20:30:27,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2017 conditions, 656 events. 173/656 cut-off events. For 1782/1945 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 3972 event pairs, 2 based on Foata normal form. 20/661 useless extension candidates. Maximal degree in co-relation 1961. Up to 119 conditions per place. [2022-02-20 20:30:27,411 INFO L132 encePairwiseOnDemand]: 80/91 looper letters, 30 selfloop transitions, 11 changer transitions 52/147 dead transitions. [2022-02-20 20:30:27,411 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 147 transitions, 1008 flow [2022-02-20 20:30:27,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:30:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:30:27,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 962 transitions. [2022-02-20 20:30:27,419 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8131868131868132 [2022-02-20 20:30:27,419 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 962 transitions. [2022-02-20 20:30:27,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 962 transitions. [2022-02-20 20:30:27,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:27,420 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 962 transitions. [2022-02-20 20:30:27,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 74.0) internal successors, (962), 13 states have internal predecessors, (962), 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 20:30:27,423 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 91.0) internal successors, (1274), 14 states have internal predecessors, (1274), 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 20:30:27,423 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 91.0) internal successors, (1274), 14 states have internal predecessors, (1274), 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 20:30:27,423 INFO L186 Difference]: Start difference. First operand has 108 places, 77 transitions, 268 flow. Second operand 13 states and 962 transitions. [2022-02-20 20:30:27,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 147 transitions, 1008 flow [2022-02-20 20:30:31,445 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 147 transitions, 935 flow, removed 28 selfloop flow, removed 10 redundant places. [2022-02-20 20:30:31,447 INFO L242 Difference]: Finished difference. Result has 116 places, 84 transitions, 391 flow [2022-02-20 20:30:31,447 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=391, PETRI_PLACES=116, PETRI_TRANSITIONS=84} [2022-02-20 20:30:31,448 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 33 predicate places. [2022-02-20 20:30:31,448 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 116 places, 84 transitions, 391 flow [2022-02-20 20:30:31,655 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7255 states, 7250 states have (on average 3.3019310344827586) internal successors, (23939), 7254 states have internal predecessors, (23939), 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 20:30:31,669 INFO L78 Accepts]: Start accepts. Automaton has has 7255 states, 7250 states have (on average 3.3019310344827586) internal successors, (23939), 7254 states have internal predecessors, (23939), 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 58 [2022-02-20 20:30:31,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:31,669 INFO L470 AbstractCegarLoop]: Abstraction has has 116 places, 84 transitions, 391 flow [2022-02-20 20:30:31,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 70.14285714285714) internal successors, (491), 7 states have internal predecessors, (491), 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 20:30:31,670 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:31,670 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 20:30:31,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 20:30:31,670 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:30:31,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:31,671 INFO L85 PathProgramCache]: Analyzing trace with hash -673937015, now seen corresponding path program 1 times [2022-02-20 20:30:31,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:31,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795996776] [2022-02-20 20:30:31,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:31,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:31,745 INFO L290 TraceCheckUtils]: 0: Hoare triple {23248#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23248#true} is VALID [2022-02-20 20:30:31,746 INFO L290 TraceCheckUtils]: 1: Hoare triple {23248#true} [151] 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] {23248#true} is VALID [2022-02-20 20:30:31,746 INFO L290 TraceCheckUtils]: 2: Hoare triple {23248#true} [180] 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[] {23248#true} is VALID [2022-02-20 20:30:31,746 INFO L290 TraceCheckUtils]: 3: Hoare triple {23248#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {23248#true} is VALID [2022-02-20 20:30:31,746 INFO L290 TraceCheckUtils]: 4: Hoare triple {23248#true} [181] 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[] {23248#true} is VALID [2022-02-20 20:30:31,746 INFO L290 TraceCheckUtils]: 5: Hoare triple {23248#true} [121] 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[] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 6: Hoare triple {23248#true} [112] 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[] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 7: Hoare triple {23248#true} [135] 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[] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 8: Hoare triple {23248#true} [111] 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] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 9: Hoare triple {23248#true} [153] 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] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 10: Hoare triple {23248#true} [145] L713-->L714: 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] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 11: Hoare triple {23248#true} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 12: Hoare triple {23248#true} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {23248#true} is VALID [2022-02-20 20:30:31,747 INFO L290 TraceCheckUtils]: 13: Hoare triple {23248#true} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {23248#true} is VALID [2022-02-20 20:30:31,748 INFO L290 TraceCheckUtils]: 14: Hoare triple {23248#true} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,748 INFO L290 TraceCheckUtils]: 15: Hoare triple {23250#(= ~y~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,748 INFO L290 TraceCheckUtils]: 16: Hoare triple {23250#(= ~y~0 0)} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,749 INFO L290 TraceCheckUtils]: 17: Hoare triple {23250#(= ~y~0 0)} [127] 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,749 INFO L290 TraceCheckUtils]: 18: Hoare triple {23250#(= ~y~0 0)} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,749 INFO L290 TraceCheckUtils]: 19: Hoare triple {23250#(= ~y~0 0)} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,750 INFO L290 TraceCheckUtils]: 20: Hoare triple {23250#(= ~y~0 0)} [167] L778-1-->L779: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,750 INFO L290 TraceCheckUtils]: 21: Hoare triple {23250#(= ~y~0 0)} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,750 INFO L290 TraceCheckUtils]: 22: Hoare triple {23250#(= ~y~0 0)} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,751 INFO L290 TraceCheckUtils]: 23: Hoare triple {23250#(= ~y~0 0)} [211] L779-2-->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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,751 INFO L290 TraceCheckUtils]: 24: Hoare triple {23250#(= ~y~0 0)} [120] L779-3-->L779-4: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,751 INFO L290 TraceCheckUtils]: 25: Hoare triple {23250#(= ~y~0 0)} [168] L779-4-->L780: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,752 INFO L290 TraceCheckUtils]: 26: Hoare triple {23250#(= ~y~0 0)} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,752 INFO L290 TraceCheckUtils]: 27: Hoare triple {23250#(= ~y~0 0)} [106] L780-1-->L781: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,752 INFO L290 TraceCheckUtils]: 28: Hoare triple {23250#(= ~y~0 0)} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,752 INFO L290 TraceCheckUtils]: 29: Hoare triple {23250#(= ~y~0 0)} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,753 INFO L290 TraceCheckUtils]: 30: Hoare triple {23250#(= ~y~0 0)} [207] L781-2-->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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,753 INFO L290 TraceCheckUtils]: 31: Hoare triple {23250#(= ~y~0 0)} [194] P1ENTRY-->L739: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,753 INFO L290 TraceCheckUtils]: 32: Hoare triple {23250#(= ~y~0 0)} [195] L739-->L741: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,754 INFO L290 TraceCheckUtils]: 33: Hoare triple {23250#(= ~y~0 0)} [122] L781-3-->L781-4: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,754 INFO L290 TraceCheckUtils]: 34: Hoare triple {23250#(= ~y~0 0)} [177] L781-4-->L782: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,754 INFO L290 TraceCheckUtils]: 35: Hoare triple {23250#(= ~y~0 0)} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,757 INFO L290 TraceCheckUtils]: 36: Hoare triple {23250#(= ~y~0 0)} [107] L782-1-->L783: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,758 INFO L290 TraceCheckUtils]: 37: Hoare triple {23250#(= ~y~0 0)} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,758 INFO L290 TraceCheckUtils]: 38: Hoare triple {23250#(= ~y~0 0)} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,758 INFO L290 TraceCheckUtils]: 39: Hoare triple {23250#(= ~y~0 0)} [196] L741-->L744: Formula: (= 2 v_~x~0_3) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,758 INFO L290 TraceCheckUtils]: 40: Hoare triple {23250#(= ~y~0 0)} [209] L783-2-->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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,759 INFO L290 TraceCheckUtils]: 41: Hoare triple {23250#(= ~y~0 0)} [141] L783-3-->L783-4: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,759 INFO L290 TraceCheckUtils]: 42: Hoare triple {23250#(= ~y~0 0)} [154] L783-4-->L784: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,759 INFO L290 TraceCheckUtils]: 43: Hoare triple {23250#(= ~y~0 0)} [164] L784-->L786: 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$tmp_guard0~0] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,760 INFO L290 TraceCheckUtils]: 44: Hoare triple {23250#(= ~y~0 0)} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,760 INFO L290 TraceCheckUtils]: 45: Hoare triple {23250#(= ~y~0 0)} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,760 INFO L290 TraceCheckUtils]: 46: Hoare triple {23250#(= ~y~0 0)} [185] L787-1-->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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,761 INFO L290 TraceCheckUtils]: 47: Hoare triple {23250#(= ~y~0 0)} [100] 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,761 INFO L290 TraceCheckUtils]: 48: Hoare triple {23250#(= ~y~0 0)} [179] 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[] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,761 INFO L290 TraceCheckUtils]: 49: Hoare triple {23250#(= ~y~0 0)} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,762 INFO L290 TraceCheckUtils]: 50: Hoare triple {23250#(= ~y~0 0)} [200] P2ENTRY-->L754: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,762 INFO L290 TraceCheckUtils]: 51: Hoare triple {23250#(= ~y~0 0)} [201] L754-->L756: 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] {23250#(= ~y~0 0)} is VALID [2022-02-20 20:30:31,762 INFO L290 TraceCheckUtils]: 52: Hoare triple {23250#(= ~y~0 0)} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {23251#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:31,763 INFO L290 TraceCheckUtils]: 53: Hoare triple {23251#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23251#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:31,763 INFO L290 TraceCheckUtils]: 54: Hoare triple {23251#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [152] L793-->L793-1: 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] {23252#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:31,764 INFO L290 TraceCheckUtils]: 55: Hoare triple {23252#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [136] L793-1-->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] {23252#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:31,764 INFO L290 TraceCheckUtils]: 56: Hoare triple {23252#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [137] 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] {23253#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:31,764 INFO L290 TraceCheckUtils]: 57: Hoare triple {23253#(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[] {23249#false} is VALID [2022-02-20 20:30:31,764 INFO L290 TraceCheckUtils]: 58: Hoare triple {23249#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {23249#false} is VALID [2022-02-20 20:30:31,765 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 20:30:31,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:31,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795996776] [2022-02-20 20:30:31,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795996776] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:31,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:31,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:30:31,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590672990] [2022-02-20 20:30:31,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:31,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 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 20:30:31,768 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:31,768 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 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 20:30:31,806 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 20:30:31,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:30:31,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:31,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:30:31,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:30:31,810 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 91 [2022-02-20 20:30:31,811 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 84 transitions, 391 flow. Second operand has 6 states, 6 states have (on average 76.66666666666667) internal successors, (460), 6 states have internal predecessors, (460), 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 20:30:31,811 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:31,811 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 91 [2022-02-20 20:30:31,811 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:32,045 INFO L129 PetriNetUnfolder]: 67/330 cut-off events. [2022-02-20 20:30:32,046 INFO L130 PetriNetUnfolder]: For 1502/1704 co-relation queries the response was YES. [2022-02-20 20:30:32,047 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1166 conditions, 330 events. 67/330 cut-off events. For 1502/1704 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1540 event pairs, 11 based on Foata normal form. 29/347 useless extension candidates. Maximal degree in co-relation 1110. Up to 81 conditions per place. [2022-02-20 20:30:32,048 INFO L132 encePairwiseOnDemand]: 84/91 looper letters, 17 selfloop transitions, 5 changer transitions 22/111 dead transitions. [2022-02-20 20:30:32,049 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 111 transitions, 739 flow [2022-02-20 20:30:32,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:30:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:30:32,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 712 transitions. [2022-02-20 20:30:32,056 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8693528693528694 [2022-02-20 20:30:32,056 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 712 transitions. [2022-02-20 20:30:32,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 712 transitions. [2022-02-20 20:30:32,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:32,057 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 712 transitions. [2022-02-20 20:30:32,058 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 79.11111111111111) internal successors, (712), 9 states have internal predecessors, (712), 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 20:30:32,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 91.0) internal successors, (910), 10 states have internal predecessors, (910), 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 20:30:32,059 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 91.0) internal successors, (910), 10 states have internal predecessors, (910), 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 20:30:32,059 INFO L186 Difference]: Start difference. First operand has 116 places, 84 transitions, 391 flow. Second operand 9 states and 712 transitions. [2022-02-20 20:30:32,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 111 transitions, 739 flow [2022-02-20 20:30:36,141 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 111 transitions, 693 flow, removed 21 selfloop flow, removed 4 redundant places. [2022-02-20 20:30:36,143 INFO L242 Difference]: Finished difference. Result has 118 places, 87 transitions, 452 flow [2022-02-20 20:30:36,144 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=369, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=452, PETRI_PLACES=118, PETRI_TRANSITIONS=87} [2022-02-20 20:30:36,144 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 35 predicate places. [2022-02-20 20:30:36,144 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 118 places, 87 transitions, 452 flow [2022-02-20 20:30:36,366 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 6975 states, 6970 states have (on average 3.2965566714490673) internal successors, (22977), 6974 states have internal predecessors, (22977), 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 20:30:36,377 INFO L78 Accepts]: Start accepts. Automaton has has 6975 states, 6970 states have (on average 3.2965566714490673) internal successors, (22977), 6974 states have internal predecessors, (22977), 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 20:30:36,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:36,378 INFO L470 AbstractCegarLoop]: Abstraction has has 118 places, 87 transitions, 452 flow [2022-02-20 20:30:36,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 76.66666666666667) internal successors, (460), 6 states have internal predecessors, (460), 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 20:30:36,378 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:36,378 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:30:36,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 20:30:36,379 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:30:36,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:36,379 INFO L85 PathProgramCache]: Analyzing trace with hash -579227907, now seen corresponding path program 1 times [2022-02-20 20:30:36,379 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:36,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356884701] [2022-02-20 20:30:36,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:36,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:36,446 INFO L290 TraceCheckUtils]: 0: Hoare triple {30248#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30248#true} is VALID [2022-02-20 20:30:36,446 INFO L290 TraceCheckUtils]: 1: Hoare triple {30248#true} [151] 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] {30248#true} is VALID [2022-02-20 20:30:36,446 INFO L290 TraceCheckUtils]: 2: Hoare triple {30248#true} [180] 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[] {30248#true} is VALID [2022-02-20 20:30:36,446 INFO L290 TraceCheckUtils]: 3: Hoare triple {30248#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {30248#true} is VALID [2022-02-20 20:30:36,446 INFO L290 TraceCheckUtils]: 4: Hoare triple {30248#true} [181] 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[] {30248#true} is VALID [2022-02-20 20:30:36,446 INFO L290 TraceCheckUtils]: 5: Hoare triple {30248#true} [121] 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[] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 6: Hoare triple {30248#true} [112] 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[] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 7: Hoare triple {30248#true} [135] 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[] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 8: Hoare triple {30248#true} [111] 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] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 9: Hoare triple {30248#true} [153] 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] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 10: Hoare triple {30248#true} [145] L713-->L714: 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] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 11: Hoare triple {30248#true} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {30248#true} is VALID [2022-02-20 20:30:36,447 INFO L290 TraceCheckUtils]: 12: Hoare triple {30248#true} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 13: Hoare triple {30248#true} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 14: Hoare triple {30248#true} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 15: Hoare triple {30248#true} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 16: Hoare triple {30248#true} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 17: Hoare triple {30248#true} [127] 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] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 18: Hoare triple {30248#true} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {30248#true} is VALID [2022-02-20 20:30:36,448 INFO L290 TraceCheckUtils]: 19: Hoare triple {30248#true} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 20: Hoare triple {30248#true} [167] L778-1-->L779: 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] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 21: Hoare triple {30248#true} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 22: Hoare triple {30248#true} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 23: Hoare triple {30248#true} [211] L779-2-->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] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 24: Hoare triple {30248#true} [120] L779-3-->L779-4: 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] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 25: Hoare triple {30248#true} [168] L779-4-->L780: 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] {30248#true} is VALID [2022-02-20 20:30:36,449 INFO L290 TraceCheckUtils]: 26: Hoare triple {30248#true} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 27: Hoare triple {30248#true} [106] L780-1-->L781: 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] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 28: Hoare triple {30248#true} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 29: Hoare triple {30248#true} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 30: Hoare triple {30248#true} [207] L781-2-->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] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 31: Hoare triple {30248#true} [122] L781-3-->L781-4: 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] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 32: Hoare triple {30248#true} [177] L781-4-->L782: 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] {30248#true} is VALID [2022-02-20 20:30:36,450 INFO L290 TraceCheckUtils]: 33: Hoare triple {30248#true} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {30248#true} is VALID [2022-02-20 20:30:36,451 INFO L290 TraceCheckUtils]: 34: Hoare triple {30248#true} [107] L782-1-->L783: 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] {30248#true} is VALID [2022-02-20 20:30:36,451 INFO L290 TraceCheckUtils]: 35: Hoare triple {30248#true} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {30248#true} is VALID [2022-02-20 20:30:36,451 INFO L290 TraceCheckUtils]: 36: Hoare triple {30248#true} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {30248#true} is VALID [2022-02-20 20:30:36,451 INFO L290 TraceCheckUtils]: 37: Hoare triple {30248#true} [209] L783-2-->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] {30248#true} is VALID [2022-02-20 20:30:36,451 INFO L290 TraceCheckUtils]: 38: Hoare triple {30248#true} [200] P2ENTRY-->L754: 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] {30248#true} is VALID [2022-02-20 20:30:36,451 INFO L290 TraceCheckUtils]: 39: Hoare triple {30248#true} [194] P1ENTRY-->L739: 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] {30248#true} is VALID [2022-02-20 20:30:36,452 INFO L290 TraceCheckUtils]: 40: Hoare triple {30248#true} [195] L739-->L741: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {30250#(= ~x~0 1)} is VALID [2022-02-20 20:30:36,452 INFO L290 TraceCheckUtils]: 41: Hoare triple {30250#(= ~x~0 1)} [201] L754-->L756: 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] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,452 INFO L290 TraceCheckUtils]: 42: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [202] L756-->L759: Formula: (= v_~y~0_2 1) InVars {} OutVars{~y~0=v_~y~0_2} AuxVars[] AssignedVars[~y~0] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,453 INFO L290 TraceCheckUtils]: 43: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [141] L783-3-->L783-4: 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] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,453 INFO L290 TraceCheckUtils]: 44: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [154] L783-4-->L784: 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] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,453 INFO L290 TraceCheckUtils]: 45: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [164] L784-->L786: 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$tmp_guard0~0] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,453 INFO L290 TraceCheckUtils]: 46: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,454 INFO L290 TraceCheckUtils]: 47: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,454 INFO L290 TraceCheckUtils]: 48: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [185] L787-1-->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] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,454 INFO L290 TraceCheckUtils]: 49: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [100] 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] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,455 INFO L290 TraceCheckUtils]: 50: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [179] 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[] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,455 INFO L290 TraceCheckUtils]: 51: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,455 INFO L290 TraceCheckUtils]: 52: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [196] L741-->L744: Formula: (= 2 v_~x~0_3) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {30251#(= ~__unbuffered_p2_EAX~0 1)} is VALID [2022-02-20 20:30:36,456 INFO L290 TraceCheckUtils]: 53: Hoare triple {30251#(= ~__unbuffered_p2_EAX~0 1)} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {30252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:36,456 INFO L290 TraceCheckUtils]: 54: Hoare triple {30252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:30:36,456 INFO L290 TraceCheckUtils]: 55: Hoare triple {30252#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [152] L793-->L793-1: 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] {30253#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:36,457 INFO L290 TraceCheckUtils]: 56: Hoare triple {30253#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [136] L793-1-->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] {30253#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:30:36,457 INFO L290 TraceCheckUtils]: 57: Hoare triple {30253#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [137] 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] {30254#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:30:36,458 INFO L290 TraceCheckUtils]: 58: Hoare triple {30254#(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[] {30249#false} is VALID [2022-02-20 20:30:36,458 INFO L290 TraceCheckUtils]: 59: Hoare triple {30249#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {30249#false} is VALID [2022-02-20 20:30:36,458 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 20:30:36,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:36,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356884701] [2022-02-20 20:30:36,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356884701] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:36,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:36,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:36,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360605237] [2022-02-20 20:30:36,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:36,459 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2022-02-20 20:30:36,459 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:36,459 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:36,490 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:36,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:36,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:36,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:36,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:36,491 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 91 [2022-02-20 20:30:36,491 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 87 transitions, 452 flow. Second operand has 7 states, 7 states have (on average 74.0) internal successors, (518), 7 states have internal predecessors, (518), 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 20:30:36,492 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:36,492 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 91 [2022-02-20 20:30:36,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:36,890 INFO L129 PetriNetUnfolder]: 77/384 cut-off events. [2022-02-20 20:30:36,891 INFO L130 PetriNetUnfolder]: For 1897/2613 co-relation queries the response was YES. [2022-02-20 20:30:36,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1415 conditions, 384 events. 77/384 cut-off events. For 1897/2613 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 2003 event pairs, 20 based on Foata normal form. 16/376 useless extension candidates. Maximal degree in co-relation 1364. Up to 83 conditions per place. [2022-02-20 20:30:36,893 INFO L132 encePairwiseOnDemand]: 84/91 looper letters, 18 selfloop transitions, 3 changer transitions 21/104 dead transitions. [2022-02-20 20:30:36,893 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 104 transitions, 697 flow [2022-02-20 20:30:36,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 20:30:36,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-02-20 20:30:36,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 605 transitions. [2022-02-20 20:30:36,898 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8310439560439561 [2022-02-20 20:30:36,899 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 605 transitions. [2022-02-20 20:30:36,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 605 transitions. [2022-02-20 20:30:36,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:36,899 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 605 transitions. [2022-02-20 20:30:36,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 75.625) internal successors, (605), 8 states have internal predecessors, (605), 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 20:30:36,902 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:36,902 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 91.0) internal successors, (819), 9 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:36,902 INFO L186 Difference]: Start difference. First operand has 118 places, 87 transitions, 452 flow. Second operand 8 states and 605 transitions. [2022-02-20 20:30:36,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 104 transitions, 697 flow [2022-02-20 20:30:45,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 104 transitions, 656 flow, removed 18 selfloop flow, removed 10 redundant places. [2022-02-20 20:30:45,711 INFO L242 Difference]: Finished difference. Result has 114 places, 81 transitions, 371 flow [2022-02-20 20:30:45,711 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=415, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=371, PETRI_PLACES=114, PETRI_TRANSITIONS=81} [2022-02-20 20:30:45,712 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 31 predicate places. [2022-02-20 20:30:45,712 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 114 places, 81 transitions, 371 flow [2022-02-20 20:30:45,852 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4774 states, 4771 states have (on average 3.257388388178579) internal successors, (15541), 4773 states have internal predecessors, (15541), 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 20:30:45,857 INFO L78 Accepts]: Start accepts. Automaton has has 4774 states, 4771 states have (on average 3.257388388178579) internal successors, (15541), 4773 states have internal predecessors, (15541), 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 60 [2022-02-20 20:30:45,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:45,858 INFO L470 AbstractCegarLoop]: Abstraction has has 114 places, 81 transitions, 371 flow [2022-02-20 20:30:45,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 74.0) internal successors, (518), 7 states have internal predecessors, (518), 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 20:30:45,858 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:45,858 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:30:45,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 20:30:45,858 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:30:45,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:45,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1487974662, now seen corresponding path program 1 times [2022-02-20 20:30:45,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:45,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781137396] [2022-02-20 20:30:45,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:45,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:45,923 INFO L290 TraceCheckUtils]: 0: Hoare triple {35044#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35044#true} is VALID [2022-02-20 20:30:45,923 INFO L290 TraceCheckUtils]: 1: Hoare triple {35044#true} [151] 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] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 2: Hoare triple {35044#true} [180] 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[] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 3: Hoare triple {35044#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 4: Hoare triple {35044#true} [181] 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[] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 5: Hoare triple {35044#true} [121] 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[] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 6: Hoare triple {35044#true} [112] 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[] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 7: Hoare triple {35044#true} [135] 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[] {35044#true} is VALID [2022-02-20 20:30:45,924 INFO L290 TraceCheckUtils]: 8: Hoare triple {35044#true} [111] 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,925 INFO L290 TraceCheckUtils]: 9: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [153] 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,925 INFO L290 TraceCheckUtils]: 10: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [145] L713-->L714: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,925 INFO L290 TraceCheckUtils]: 11: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,926 INFO L290 TraceCheckUtils]: 12: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,926 INFO L290 TraceCheckUtils]: 13: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,926 INFO L290 TraceCheckUtils]: 14: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,926 INFO L290 TraceCheckUtils]: 15: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,927 INFO L290 TraceCheckUtils]: 16: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,927 INFO L290 TraceCheckUtils]: 17: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [127] 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,927 INFO L290 TraceCheckUtils]: 18: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,928 INFO L290 TraceCheckUtils]: 19: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,928 INFO L290 TraceCheckUtils]: 20: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [167] L778-1-->L779: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,928 INFO L290 TraceCheckUtils]: 21: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,929 INFO L290 TraceCheckUtils]: 22: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,929 INFO L290 TraceCheckUtils]: 23: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [211] L779-2-->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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,929 INFO L290 TraceCheckUtils]: 24: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [188] P0ENTRY-->L722: Formula: (and (= v_P0Thread1of1ForFork2_~arg.base_1 |v_P0Thread1of1ForFork2_#in~arg.base_1|) (= v_P0Thread1of1ForFork2_~arg.offset_1 |v_P0Thread1of1ForFork2_#in~arg.offset_1|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|} OutVars{P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_1, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_1} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_~arg.base] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,930 INFO L290 TraceCheckUtils]: 25: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [189] L722-->L724: Formula: (= 2 v_~y~0_1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,930 INFO L290 TraceCheckUtils]: 26: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [120] L779-3-->L779-4: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,930 INFO L290 TraceCheckUtils]: 27: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [168] L779-4-->L780: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,930 INFO L290 TraceCheckUtils]: 28: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,931 INFO L290 TraceCheckUtils]: 29: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [106] L780-1-->L781: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,931 INFO L290 TraceCheckUtils]: 30: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,931 INFO L290 TraceCheckUtils]: 31: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,932 INFO L290 TraceCheckUtils]: 32: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [207] L781-2-->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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,932 INFO L290 TraceCheckUtils]: 33: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [194] P1ENTRY-->L739: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,932 INFO L290 TraceCheckUtils]: 34: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [122] L781-3-->L781-4: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,932 INFO L290 TraceCheckUtils]: 35: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [177] L781-4-->L782: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,933 INFO L290 TraceCheckUtils]: 36: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,933 INFO L290 TraceCheckUtils]: 37: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [107] L782-1-->L783: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,933 INFO L290 TraceCheckUtils]: 38: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,934 INFO L290 TraceCheckUtils]: 39: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,934 INFO L290 TraceCheckUtils]: 40: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [209] L783-2-->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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,934 INFO L290 TraceCheckUtils]: 41: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [195] L739-->L741: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,935 INFO L290 TraceCheckUtils]: 42: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [141] L783-3-->L783-4: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,935 INFO L290 TraceCheckUtils]: 43: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [154] L783-4-->L784: 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] {35046#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:45,935 INFO L290 TraceCheckUtils]: 44: Hoare triple {35046#(= ~__unbuffered_cnt~0 0)} [164] L784-->L786: 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$tmp_guard0~0] {35047#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:30:45,936 INFO L290 TraceCheckUtils]: 45: Hoare triple {35047#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35047#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:30:45,936 INFO L290 TraceCheckUtils]: 46: Hoare triple {35047#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {35048#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:30:45,936 INFO L290 TraceCheckUtils]: 47: Hoare triple {35048#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [185] L787-1-->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] {35048#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:30:45,937 INFO L290 TraceCheckUtils]: 48: Hoare triple {35048#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [100] 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] {35049#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} is VALID [2022-02-20 20:30:45,937 INFO L290 TraceCheckUtils]: 49: Hoare triple {35049#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} [179] 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[] {35045#false} is VALID [2022-02-20 20:30:45,938 INFO L290 TraceCheckUtils]: 50: Hoare triple {35045#false} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35045#false} is VALID [2022-02-20 20:30:45,938 INFO L290 TraceCheckUtils]: 51: Hoare triple {35045#false} [200] P2ENTRY-->L754: 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] {35045#false} is VALID [2022-02-20 20:30:45,938 INFO L290 TraceCheckUtils]: 52: Hoare triple {35045#false} [196] L741-->L744: Formula: (= 2 v_~x~0_3) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {35045#false} is VALID [2022-02-20 20:30:45,938 INFO L290 TraceCheckUtils]: 53: Hoare triple {35045#false} [201] L754-->L756: 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] {35045#false} is VALID [2022-02-20 20:30:45,938 INFO L290 TraceCheckUtils]: 54: Hoare triple {35045#false} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {35045#false} is VALID [2022-02-20 20:30:45,938 INFO L290 TraceCheckUtils]: 55: Hoare triple {35045#false} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35045#false} is VALID [2022-02-20 20:30:45,939 INFO L290 TraceCheckUtils]: 56: Hoare triple {35045#false} [152] L793-->L793-1: 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] {35045#false} is VALID [2022-02-20 20:30:45,939 INFO L290 TraceCheckUtils]: 57: Hoare triple {35045#false} [136] L793-1-->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] {35045#false} is VALID [2022-02-20 20:30:45,939 INFO L290 TraceCheckUtils]: 58: Hoare triple {35045#false} [137] 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] {35045#false} is VALID [2022-02-20 20:30:45,939 INFO L290 TraceCheckUtils]: 59: Hoare triple {35045#false} [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[] {35045#false} is VALID [2022-02-20 20:30:45,939 INFO L290 TraceCheckUtils]: 60: Hoare triple {35045#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35045#false} is VALID [2022-02-20 20:30:45,940 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 20:30:45,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:45,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781137396] [2022-02-20 20:30:45,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781137396] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:45,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:45,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:30:45,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740028667] [2022-02-20 20:30:45,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:45,941 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-02-20 20:30:45,941 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:45,941 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:45,974 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:45,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:30:45,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:45,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:30:45,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:30:45,975 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 91 [2022-02-20 20:30:45,976 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 81 transitions, 371 flow. Second operand has 6 states, 6 states have (on average 75.66666666666667) internal successors, (454), 6 states have internal predecessors, (454), 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 20:30:45,976 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:45,976 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 91 [2022-02-20 20:30:45,976 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:46,364 INFO L129 PetriNetUnfolder]: 277/832 cut-off events. [2022-02-20 20:30:46,364 INFO L130 PetriNetUnfolder]: For 1211/1299 co-relation queries the response was YES. [2022-02-20 20:30:46,367 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1946 conditions, 832 events. 277/832 cut-off events. For 1211/1299 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 5671 event pairs, 36 based on Foata normal form. 13/763 useless extension candidates. Maximal degree in co-relation 1888. Up to 191 conditions per place. [2022-02-20 20:30:46,369 INFO L132 encePairwiseOnDemand]: 81/91 looper letters, 29 selfloop transitions, 17 changer transitions 0/113 dead transitions. [2022-02-20 20:30:46,370 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 113 transitions, 531 flow [2022-02-20 20:30:46,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-20 20:30:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-02-20 20:30:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 788 transitions. [2022-02-20 20:30:46,375 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.865934065934066 [2022-02-20 20:30:46,375 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 788 transitions. [2022-02-20 20:30:46,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 788 transitions. [2022-02-20 20:30:46,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:46,376 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 788 transitions. [2022-02-20 20:30:46,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 78.8) internal successors, (788), 10 states have internal predecessors, (788), 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 20:30:46,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 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 20:30:46,378 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 91.0) internal successors, (1001), 11 states have internal predecessors, (1001), 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 20:30:46,378 INFO L186 Difference]: Start difference. First operand has 114 places, 81 transitions, 371 flow. Second operand 10 states and 788 transitions. [2022-02-20 20:30:46,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 113 transitions, 531 flow [2022-02-20 20:30:52,264 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 113 transitions, 506 flow, removed 8 selfloop flow, removed 7 redundant places. [2022-02-20 20:30:52,266 INFO L242 Difference]: Finished difference. Result has 117 places, 96 transitions, 466 flow [2022-02-20 20:30:52,267 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=466, PETRI_PLACES=117, PETRI_TRANSITIONS=96} [2022-02-20 20:30:52,269 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 34 predicate places. [2022-02-20 20:30:52,269 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 117 places, 96 transitions, 466 flow [2022-02-20 20:30:52,463 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 6150 states, 6146 states have (on average 3.2414578587699316) internal successors, (19922), 6149 states have internal predecessors, (19922), 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 20:30:52,473 INFO L78 Accepts]: Start accepts. Automaton has has 6150 states, 6146 states have (on average 3.2414578587699316) internal successors, (19922), 6149 states have internal predecessors, (19922), 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 61 [2022-02-20 20:30:52,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:52,474 INFO L470 AbstractCegarLoop]: Abstraction has has 117 places, 96 transitions, 466 flow [2022-02-20 20:30:52,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 75.66666666666667) internal successors, (454), 6 states have internal predecessors, (454), 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 20:30:52,474 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:52,474 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:30:52,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 20:30:52,475 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:30:52,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:52,476 INFO L85 PathProgramCache]: Analyzing trace with hash -679703055, now seen corresponding path program 1 times [2022-02-20 20:30:52,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:52,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310118317] [2022-02-20 20:30:52,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:52,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:52,619 INFO L290 TraceCheckUtils]: 0: Hoare triple {41218#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41218#true} is VALID [2022-02-20 20:30:52,619 INFO L290 TraceCheckUtils]: 1: Hoare triple {41218#true} [151] 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] {41218#true} is VALID [2022-02-20 20:30:52,620 INFO L290 TraceCheckUtils]: 2: Hoare triple {41218#true} [180] 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[] {41218#true} is VALID [2022-02-20 20:30:52,620 INFO L290 TraceCheckUtils]: 3: Hoare triple {41218#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {41218#true} is VALID [2022-02-20 20:30:52,620 INFO L290 TraceCheckUtils]: 4: Hoare triple {41218#true} [181] 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[] {41218#true} is VALID [2022-02-20 20:30:52,620 INFO L290 TraceCheckUtils]: 5: Hoare triple {41218#true} [121] 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[] {41218#true} is VALID [2022-02-20 20:30:52,620 INFO L290 TraceCheckUtils]: 6: Hoare triple {41218#true} [112] 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[] {41218#true} is VALID [2022-02-20 20:30:52,620 INFO L290 TraceCheckUtils]: 7: Hoare triple {41218#true} [135] 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[] {41218#true} is VALID [2022-02-20 20:30:52,621 INFO L290 TraceCheckUtils]: 8: Hoare triple {41218#true} [111] 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,621 INFO L290 TraceCheckUtils]: 9: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [153] 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,621 INFO L290 TraceCheckUtils]: 10: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [145] L713-->L714: 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,622 INFO L290 TraceCheckUtils]: 11: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,622 INFO L290 TraceCheckUtils]: 12: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,631 INFO L290 TraceCheckUtils]: 13: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,631 INFO L290 TraceCheckUtils]: 14: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,632 INFO L290 TraceCheckUtils]: 15: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,632 INFO L290 TraceCheckUtils]: 16: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,632 INFO L290 TraceCheckUtils]: 17: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [127] 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,633 INFO L290 TraceCheckUtils]: 18: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,633 INFO L290 TraceCheckUtils]: 19: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,633 INFO L290 TraceCheckUtils]: 20: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [167] L778-1-->L779: 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,634 INFO L290 TraceCheckUtils]: 21: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,634 INFO L290 TraceCheckUtils]: 22: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,634 INFO L290 TraceCheckUtils]: 23: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [211] L779-2-->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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,635 INFO L290 TraceCheckUtils]: 24: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [188] P0ENTRY-->L722: Formula: (and (= v_P0Thread1of1ForFork2_~arg.base_1 |v_P0Thread1of1ForFork2_#in~arg.base_1|) (= v_P0Thread1of1ForFork2_~arg.offset_1 |v_P0Thread1of1ForFork2_#in~arg.offset_1|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|} OutVars{P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_1, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_1} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_~arg.base] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,635 INFO L290 TraceCheckUtils]: 25: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [189] L722-->L724: Formula: (= 2 v_~y~0_1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,635 INFO L290 TraceCheckUtils]: 26: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [120] L779-3-->L779-4: 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,636 INFO L290 TraceCheckUtils]: 27: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [168] L779-4-->L780: 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,636 INFO L290 TraceCheckUtils]: 28: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,636 INFO L290 TraceCheckUtils]: 29: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [106] L780-1-->L781: 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,637 INFO L290 TraceCheckUtils]: 30: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,637 INFO L290 TraceCheckUtils]: 31: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,638 INFO L290 TraceCheckUtils]: 32: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [207] L781-2-->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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,638 INFO L290 TraceCheckUtils]: 33: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [194] P1ENTRY-->L739: 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] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,638 INFO L290 TraceCheckUtils]: 34: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [195] L739-->L741: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,639 INFO L290 TraceCheckUtils]: 35: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [196] L741-->L744: Formula: (= 2 v_~x~0_3) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {41220#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:52,639 INFO L290 TraceCheckUtils]: 36: Hoare triple {41220#(= ~__unbuffered_cnt~0 0)} [197] L744-->L749: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,639 INFO L290 TraceCheckUtils]: 37: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [122] L781-3-->L781-4: 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] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,640 INFO L290 TraceCheckUtils]: 38: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [177] L781-4-->L782: 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] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,640 INFO L290 TraceCheckUtils]: 39: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,640 INFO L290 TraceCheckUtils]: 40: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [107] L782-1-->L783: 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] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,641 INFO L290 TraceCheckUtils]: 41: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,641 INFO L290 TraceCheckUtils]: 42: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,641 INFO L290 TraceCheckUtils]: 43: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [209] L783-2-->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] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,642 INFO L290 TraceCheckUtils]: 44: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [141] L783-3-->L783-4: 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] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,642 INFO L290 TraceCheckUtils]: 45: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [154] L783-4-->L784: 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] {41221#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:52,643 INFO L290 TraceCheckUtils]: 46: Hoare triple {41221#(<= ~__unbuffered_cnt~0 1)} [164] L784-->L786: 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$tmp_guard0~0] {41222#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:30:52,643 INFO L290 TraceCheckUtils]: 47: Hoare triple {41222#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41222#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:30:52,644 INFO L290 TraceCheckUtils]: 48: Hoare triple {41222#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {41223#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:30:52,644 INFO L290 TraceCheckUtils]: 49: Hoare triple {41223#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [185] L787-1-->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] {41223#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:30:52,645 INFO L290 TraceCheckUtils]: 50: Hoare triple {41223#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [100] 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] {41224#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} is VALID [2022-02-20 20:30:52,645 INFO L290 TraceCheckUtils]: 51: Hoare triple {41224#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} [179] 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[] {41219#false} is VALID [2022-02-20 20:30:52,645 INFO L290 TraceCheckUtils]: 52: Hoare triple {41219#false} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41219#false} is VALID [2022-02-20 20:30:52,645 INFO L290 TraceCheckUtils]: 53: Hoare triple {41219#false} [200] P2ENTRY-->L754: 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] {41219#false} is VALID [2022-02-20 20:30:52,645 INFO L290 TraceCheckUtils]: 54: Hoare triple {41219#false} [201] L754-->L756: 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] {41219#false} is VALID [2022-02-20 20:30:52,645 INFO L290 TraceCheckUtils]: 55: Hoare triple {41219#false} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {41219#false} is VALID [2022-02-20 20:30:52,646 INFO L290 TraceCheckUtils]: 56: Hoare triple {41219#false} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41219#false} is VALID [2022-02-20 20:30:52,646 INFO L290 TraceCheckUtils]: 57: Hoare triple {41219#false} [152] L793-->L793-1: 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] {41219#false} is VALID [2022-02-20 20:30:52,646 INFO L290 TraceCheckUtils]: 58: Hoare triple {41219#false} [136] L793-1-->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] {41219#false} is VALID [2022-02-20 20:30:52,646 INFO L290 TraceCheckUtils]: 59: Hoare triple {41219#false} [137] 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] {41219#false} is VALID [2022-02-20 20:30:52,646 INFO L290 TraceCheckUtils]: 60: Hoare triple {41219#false} [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[] {41219#false} is VALID [2022-02-20 20:30:52,646 INFO L290 TraceCheckUtils]: 61: Hoare triple {41219#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41219#false} is VALID [2022-02-20 20:30:52,647 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 20:30:52,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:52,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310118317] [2022-02-20 20:30:52,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310118317] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:52,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:52,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:30:52,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625620586] [2022-02-20 20:30:52,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:52,648 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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 62 [2022-02-20 20:30:52,648 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:52,648 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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 20:30:52,707 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:52,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:30:52,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:52,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:30:52,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:30:52,709 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 91 [2022-02-20 20:30:52,710 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 96 transitions, 466 flow. Second operand has 7 states, 7 states have (on average 75.57142857142857) internal successors, (529), 7 states have internal predecessors, (529), 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 20:30:52,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:52,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 91 [2022-02-20 20:30:52,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:53,073 INFO L129 PetriNetUnfolder]: 239/714 cut-off events. [2022-02-20 20:30:53,073 INFO L130 PetriNetUnfolder]: For 1768/2042 co-relation queries the response was YES. [2022-02-20 20:30:53,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2431 conditions, 714 events. 239/714 cut-off events. For 1768/2042 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 5014 event pairs, 3 based on Foata normal form. 73/738 useless extension candidates. Maximal degree in co-relation 2370. Up to 240 conditions per place. [2022-02-20 20:30:53,079 INFO L132 encePairwiseOnDemand]: 81/91 looper letters, 22 selfloop transitions, 32 changer transitions 13/134 dead transitions. [2022-02-20 20:30:53,079 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 134 transitions, 836 flow [2022-02-20 20:30:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-20 20:30:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-02-20 20:30:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1025 transitions. [2022-02-20 20:30:53,088 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8664412510566357 [2022-02-20 20:30:53,088 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1025 transitions. [2022-02-20 20:30:53,088 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1025 transitions. [2022-02-20 20:30:53,088 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:53,088 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1025 transitions. [2022-02-20 20:30:53,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 78.84615384615384) internal successors, (1025), 13 states have internal predecessors, (1025), 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 20:30:53,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 91.0) internal successors, (1274), 14 states have internal predecessors, (1274), 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 20:30:53,091 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 91.0) internal successors, (1274), 14 states have internal predecessors, (1274), 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 20:30:53,092 INFO L186 Difference]: Start difference. First operand has 117 places, 96 transitions, 466 flow. Second operand 13 states and 1025 transitions. [2022-02-20 20:30:53,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 134 transitions, 836 flow [2022-02-20 20:30:58,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 134 transitions, 810 flow, removed 12 selfloop flow, removed 4 redundant places. [2022-02-20 20:30:58,544 INFO L242 Difference]: Finished difference. Result has 129 places, 112 transitions, 643 flow [2022-02-20 20:30:58,545 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=440, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=643, PETRI_PLACES=129, PETRI_TRANSITIONS=112} [2022-02-20 20:30:58,545 INFO L334 CegarLoopForPetriNet]: 83 programPoint places, 46 predicate places. [2022-02-20 20:30:58,545 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 129 places, 112 transitions, 643 flow [2022-02-20 20:30:58,771 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5982 states, 5969 states have (on average 3.1449153962137713) internal successors, (18772), 5981 states have internal predecessors, (18772), 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 20:30:58,780 INFO L78 Accepts]: Start accepts. Automaton has has 5982 states, 5969 states have (on average 3.1449153962137713) internal successors, (18772), 5981 states have internal predecessors, (18772), 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 62 [2022-02-20 20:30:58,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:30:58,780 INFO L470 AbstractCegarLoop]: Abstraction has has 129 places, 112 transitions, 643 flow [2022-02-20 20:30:58,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 75.57142857142857) internal successors, (529), 7 states have internal predecessors, (529), 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 20:30:58,781 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:30:58,781 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 20:30:58,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 20:30:58,781 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 20:30:58,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:30:58,781 INFO L85 PathProgramCache]: Analyzing trace with hash -342785776, now seen corresponding path program 1 times [2022-02-20 20:30:58,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:30:58,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509544539] [2022-02-20 20:30:58,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:30:58,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:30:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:30:58,864 INFO L290 TraceCheckUtils]: 0: Hoare triple {47229#true} [170] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47229#true} is VALID [2022-02-20 20:30:58,864 INFO L290 TraceCheckUtils]: 1: Hoare triple {47229#true} [151] 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] {47229#true} is VALID [2022-02-20 20:30:58,864 INFO L290 TraceCheckUtils]: 2: Hoare triple {47229#true} [180] 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[] {47229#true} is VALID [2022-02-20 20:30:58,864 INFO L290 TraceCheckUtils]: 3: Hoare triple {47229#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {47229#true} is VALID [2022-02-20 20:30:58,864 INFO L290 TraceCheckUtils]: 4: Hoare triple {47229#true} [181] 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[] {47229#true} is VALID [2022-02-20 20:30:58,865 INFO L290 TraceCheckUtils]: 5: Hoare triple {47229#true} [121] 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[] {47229#true} is VALID [2022-02-20 20:30:58,865 INFO L290 TraceCheckUtils]: 6: Hoare triple {47229#true} [112] 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[] {47229#true} is VALID [2022-02-20 20:30:58,865 INFO L290 TraceCheckUtils]: 7: Hoare triple {47229#true} [135] 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[] {47229#true} is VALID [2022-02-20 20:30:58,865 INFO L290 TraceCheckUtils]: 8: Hoare triple {47229#true} [111] 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,866 INFO L290 TraceCheckUtils]: 9: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [153] 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,866 INFO L290 TraceCheckUtils]: 10: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [145] L713-->L714: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,866 INFO L290 TraceCheckUtils]: 11: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [110] L714-->L715: Formula: (= v_~main$tmp_guard0~0_1 0) InVars {} OutVars{~main$tmp_guard0~0=v_~main$tmp_guard0~0_1} AuxVars[] AssignedVars[~main$tmp_guard0~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,866 INFO L290 TraceCheckUtils]: 12: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [115] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,867 INFO L290 TraceCheckUtils]: 13: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [132] L717-->L719: Formula: (= v_~x~0_5 0) InVars {} OutVars{~x~0=v_~x~0_5} AuxVars[] AssignedVars[~x~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,867 INFO L290 TraceCheckUtils]: 14: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,867 INFO L290 TraceCheckUtils]: 15: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,868 INFO L290 TraceCheckUtils]: 16: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [158] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,868 INFO L290 TraceCheckUtils]: 17: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [127] 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,868 INFO L290 TraceCheckUtils]: 18: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [155] L-1-6-->L778: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_1|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_1|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_1|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, ULTIMATE.start_main_~#t2128~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2128~0#1.base, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2127~0#1.offset, ULTIMATE.start_main_#t~pre3#1] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,869 INFO L290 TraceCheckUtils]: 19: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [117] L778-->L778-1: Formula: (and (= (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 1) |v_#valid_4|) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2127~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2127~0#1.offset_2| 0) (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 4) |v_#length_3|) (not (= |v_ULTIMATE.start_main_~#t2127~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_2|, #length=|v_#length_3|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2127~0#1.base, ULTIMATE.start_main_~#t2127~0#1.offset, #length] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,869 INFO L290 TraceCheckUtils]: 20: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [167] L778-1-->L779: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,869 INFO L290 TraceCheckUtils]: 21: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [109] L779-->L779-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,870 INFO L290 TraceCheckUtils]: 22: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [105] L779-1-->L779-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2127~0#1.base_3|) |v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#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_~#t2127~0#1.base=|v_ULTIMATE.start_main_~#t2127~0#1.base_3|, ULTIMATE.start_main_~#t2127~0#1.offset=|v_ULTIMATE.start_main_~#t2127~0#1.offset_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,870 INFO L290 TraceCheckUtils]: 23: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [211] L779-2-->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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,870 INFO L290 TraceCheckUtils]: 24: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [120] L779-3-->L779-4: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,870 INFO L290 TraceCheckUtils]: 25: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [168] L779-4-->L780: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,871 INFO L290 TraceCheckUtils]: 26: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [102] L780-->L780-1: Formula: (and (not (= |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 0)) (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 4)) (= |v_#valid_6| (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2| 1)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2128~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2128~0#1.offset_2| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_5|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_2|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2128~0#1.offset, #valid, ULTIMATE.start_main_~#t2128~0#1.base, #length] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,871 INFO L290 TraceCheckUtils]: 27: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [106] L780-1-->L781: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,871 INFO L290 TraceCheckUtils]: 28: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [139] L781-->L781-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,872 INFO L290 TraceCheckUtils]: 29: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [118] L781-1-->L781-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2128~0#1.base_3|) |v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#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_~#t2128~0#1.base=|v_ULTIMATE.start_main_~#t2128~0#1.base_3|, ULTIMATE.start_main_~#t2128~0#1.offset=|v_ULTIMATE.start_main_~#t2128~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,872 INFO L290 TraceCheckUtils]: 30: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [207] L781-2-->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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,872 INFO L290 TraceCheckUtils]: 31: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [194] P1ENTRY-->L739: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,873 INFO L290 TraceCheckUtils]: 32: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [188] P0ENTRY-->L722: Formula: (and (= v_P0Thread1of1ForFork2_~arg.base_1 |v_P0Thread1of1ForFork2_#in~arg.base_1|) (= v_P0Thread1of1ForFork2_~arg.offset_1 |v_P0Thread1of1ForFork2_#in~arg.offset_1|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|} OutVars{P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_1, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_1|, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_1|, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_1} AuxVars[] AssignedVars[P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_~arg.base] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,873 INFO L290 TraceCheckUtils]: 33: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [189] L722-->L724: Formula: (= 2 v_~y~0_1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,873 INFO L290 TraceCheckUtils]: 34: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [190] L724-->L729: Formula: (= v_~__unbuffered_p0_EAX~0_1 v_~x~0_1) InVars {~x~0=v_~x~0_1} OutVars{~x~0=v_~x~0_1, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,873 INFO L290 TraceCheckUtils]: 35: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [195] L739-->L741: Formula: (= v_~x~0_2 1) InVars {} OutVars{~x~0=v_~x~0_2} AuxVars[] AssignedVars[~x~0] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,874 INFO L290 TraceCheckUtils]: 36: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [122] L781-3-->L781-4: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,874 INFO L290 TraceCheckUtils]: 37: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [177] L781-4-->L782: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,874 INFO L290 TraceCheckUtils]: 38: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [176] L782-->L782-1: Formula: (and (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2129~0#1.offset_2| 0) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2129~0#1.base_2|) (not (= |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 0)) (= (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 1) |v_#valid_8|) (= (store |v_#length_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_2| 4) |v_#length_7|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_2|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2129~0#1.base, ULTIMATE.start_main_~#t2129~0#1.offset, #valid, #length] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,875 INFO L290 TraceCheckUtils]: 39: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [107] L782-1-->L783: 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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,875 INFO L290 TraceCheckUtils]: 40: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [113] L783-->L783-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,875 INFO L290 TraceCheckUtils]: 41: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [171] L783-1-->L783-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2129~0#1.base_3|) |v_ULTIMATE.start_main_~#t2129~0#1.offset_3| |v_ULTIMATE.start_main_#t~pre7#1_3|)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2129~0#1.base=|v_ULTIMATE.start_main_~#t2129~0#1.base_3|, ULTIMATE.start_main_~#t2129~0#1.offset=|v_ULTIMATE.start_main_~#t2129~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,875 INFO L290 TraceCheckUtils]: 42: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [209] L783-2-->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] {47231#(= ~__unbuffered_cnt~0 0)} is VALID [2022-02-20 20:30:58,876 INFO L290 TraceCheckUtils]: 43: Hoare triple {47231#(= ~__unbuffered_cnt~0 0)} [191] L729-->L734: Formula: (= v_~__unbuffered_cnt~0_1 (+ v_~__unbuffered_cnt~0_2 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_2} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_1} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {47232#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:58,876 INFO L290 TraceCheckUtils]: 44: Hoare triple {47232#(<= ~__unbuffered_cnt~0 1)} [141] L783-3-->L783-4: 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] {47232#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:58,876 INFO L290 TraceCheckUtils]: 45: Hoare triple {47232#(<= ~__unbuffered_cnt~0 1)} [154] L783-4-->L784: 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] {47232#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:58,877 INFO L290 TraceCheckUtils]: 46: Hoare triple {47232#(<= ~__unbuffered_cnt~0 1)} [196] L741-->L744: Formula: (= 2 v_~x~0_3) InVars {} OutVars{~x~0=v_~x~0_3} AuxVars[] AssignedVars[~x~0] {47232#(<= ~__unbuffered_cnt~0 1)} is VALID [2022-02-20 20:30:58,877 INFO L290 TraceCheckUtils]: 47: Hoare triple {47232#(<= ~__unbuffered_cnt~0 1)} [197] L744-->L749: Formula: (= v_~__unbuffered_cnt~0_3 (+ v_~__unbuffered_cnt~0_4 1)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_4} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_3} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {47233#(<= ~__unbuffered_cnt~0 2)} is VALID [2022-02-20 20:30:58,878 INFO L290 TraceCheckUtils]: 48: Hoare triple {47233#(<= ~__unbuffered_cnt~0 2)} [164] L784-->L786: 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$tmp_guard0~0] {47234#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:30:58,878 INFO L290 TraceCheckUtils]: 49: Hoare triple {47234#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [125] L786-->L787: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47234#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} is VALID [2022-02-20 20:30:58,878 INFO L290 TraceCheckUtils]: 50: Hoare triple {47234#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0))} [172] L787-->L787-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {47235#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:30:58,879 INFO L290 TraceCheckUtils]: 51: Hoare triple {47235#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [185] L787-1-->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] {47235#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} is VALID [2022-02-20 20:30:58,879 INFO L290 TraceCheckUtils]: 52: Hoare triple {47235#(and (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|))} [100] 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] {47236#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 53: Hoare triple {47236#(and (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)))} [179] 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[] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 54: Hoare triple {47230#false} [142] L2-1-->L788: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 55: Hoare triple {47230#false} [200] P2ENTRY-->L754: 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] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 56: Hoare triple {47230#false} [201] L754-->L756: 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] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 57: Hoare triple {47230#false} [186] L788-->L792: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~x~0_6) (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 2) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4, ~x~0=v_~x~0_6} AuxVars[] AssignedVars[~main$tmp_guard1~0] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 58: Hoare triple {47230#false} [119] L792-->L793: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 59: Hoare triple {47230#false} [152] L793-->L793-1: 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] {47230#false} is VALID [2022-02-20 20:30:58,880 INFO L290 TraceCheckUtils]: 60: Hoare triple {47230#false} [136] L793-1-->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] {47230#false} is VALID [2022-02-20 20:30:58,881 INFO L290 TraceCheckUtils]: 61: Hoare triple {47230#false} [137] 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] {47230#false} is VALID [2022-02-20 20:30:58,881 INFO L290 TraceCheckUtils]: 62: Hoare triple {47230#false} [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[] {47230#false} is VALID [2022-02-20 20:30:58,881 INFO L290 TraceCheckUtils]: 63: Hoare triple {47230#false} [156] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {47230#false} is VALID [2022-02-20 20:30:58,881 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 20:30:58,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:30:58,881 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509544539] [2022-02-20 20:30:58,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509544539] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:30:58,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:30:58,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 20:30:58,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743189878] [2022-02-20 20:30:58,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:30:58,882 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-02-20 20:30:58,883 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:30:58,883 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 20:30:58,928 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 20:30:58,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 20:30:58,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:30:58,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 20:30:58,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-20 20:30:58,929 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 91 [2022-02-20 20:30:58,930 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 112 transitions, 643 flow. Second operand has 8 states, 8 states have (on average 75.5) internal successors, (604), 8 states have internal predecessors, (604), 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 20:30:58,930 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:30:58,930 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 91 [2022-02-20 20:30:58,930 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:30:59,536 INFO L129 PetriNetUnfolder]: 194/608 cut-off events. [2022-02-20 20:30:59,536 INFO L130 PetriNetUnfolder]: For 2486/2818 co-relation queries the response was YES. [2022-02-20 20:30:59,539 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2449 conditions, 608 events. 194/608 cut-off events. For 2486/2818 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 4373 event pairs, 0 based on Foata normal form. 69/630 useless extension candidates. Maximal degree in co-relation 2385. Up to 192 conditions per place. [2022-02-20 20:30:59,540 INFO L132 encePairwiseOnDemand]: 83/91 looper letters, 0 selfloop transitions, 0 changer transitions 119/119 dead transitions. [2022-02-20 20:30:59,540 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 119 transitions, 818 flow [2022-02-20 20:30:59,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-20 20:30:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2022-02-20 20:30:59,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1163 transitions. [2022-02-20 20:30:59,550 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.852014652014652 [2022-02-20 20:30:59,550 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1163 transitions. [2022-02-20 20:30:59,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1163 transitions. [2022-02-20 20:30:59,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:30:59,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1163 transitions. [2022-02-20 20:30:59,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 77.53333333333333) internal successors, (1163), 15 states have internal predecessors, (1163), 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 20:30:59,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 91.0) internal successors, (1456), 16 states have internal predecessors, (1456), 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 20:30:59,555 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 91.0) internal successors, (1456), 16 states have internal predecessors, (1456), 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 20:30:59,556 INFO L186 Difference]: Start difference. First operand has 129 places, 112 transitions, 643 flow. Second operand 15 states and 1163 transitions. [2022-02-20 20:30:59,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 119 transitions, 818 flow