./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_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/safe020_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 8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 20:31:55,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 20:31:55,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 20:31:55,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 20:31:55,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 20:31:55,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 20:31:55,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 20:31:55,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 20:31:55,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 20:31:55,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 20:31:55,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 20:31:55,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 20:31:55,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 20:31:55,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 20:31:55,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 20:31:55,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 20:31:55,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 20:31:55,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 20:31:55,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 20:31:55,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 20:31:55,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 20:31:55,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 20:31:55,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 20:31:55,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 20:31:55,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 20:31:55,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 20:31:55,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 20:31:55,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 20:31:55,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 20:31:55,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 20:31:55,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 20:31:55,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 20:31:55,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 20:31:55,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 20:31:55,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 20:31:55,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 20:31:55,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 20:31:55,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 20:31:55,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 20:31:55,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 20:31:55,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 20:31:55,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 20:31:55,539 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 20:31:55,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 20:31:55,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 20:31:55,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 20:31:55,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 20:31:55,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 20:31:55,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 20:31:55,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 20:31:55,544 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 20:31:55,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 20:31:55,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 20:31:55,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 20:31:55,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 20:31:55,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 20:31:55,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 20:31:55,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 20:31:55,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 20:31:55,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 20:31:55,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:31:55,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 20:31:55,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 20:31:55,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 20:31:55,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 20:31:55,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 20:31:55,548 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 20:31:55,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 20:31:55,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 20:31:55,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b [2022-02-20 20:31:55,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 20:31:55,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 20:31:55,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 20:31:55,774 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 20:31:55,775 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 20:31:55,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:31:55,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b68cb13/9df34892cde74ab3a0d969814100298e/FLAG403065e75 [2022-02-20 20:31:56,138 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 20:31:56,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:31:56,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b68cb13/9df34892cde74ab3a0d969814100298e/FLAG403065e75 [2022-02-20 20:31:56,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b68cb13/9df34892cde74ab3a0d969814100298e [2022-02-20 20:31:56,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 20:31:56,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 20:31:56,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 20:31:56,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 20:31:56,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 20:31:56,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:56,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167c0af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56, skipping insertion in model container [2022-02-20 20:31:56,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:56,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 20:31:56,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 20:31:56,746 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/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:31:56,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:31:56,920 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 20:31:56,936 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/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-02-20 20:31:56,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 20:31:56,996 INFO L208 MainTranslator]: Completed translation [2022-02-20 20:31:56,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56 WrapperNode [2022-02-20 20:31:56,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 20:31:56,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 20:31:56,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 20:31:56,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 20:31:57,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,053 INFO L137 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2022-02-20 20:31:57,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 20:31:57,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 20:31:57,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 20:31:57,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 20:31:57,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 20:31:57,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 20:31:57,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 20:31:57,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 20:31:57,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (1/1) ... [2022-02-20 20:31:57,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 20:31:57,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 20:31:57,124 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 20:31:57,148 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 20:31:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 20:31:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 20:31:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 20:31:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 20:31:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 20:31:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-20 20:31:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-20 20:31:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-20 20:31:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-20 20:31:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-20 20:31:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-20 20:31:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 20:31:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 20:31:57,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 20:31:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 20:31:57,173 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 20:31:57,257 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 20:31:57,259 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 20:31:57,384 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 20:31:57,389 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 20:31:57,390 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 20:31:57,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:31:57 BoogieIcfgContainer [2022-02-20 20:31:57,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 20:31:57,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 20:31:57,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 20:31:57,395 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 20:31:57,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:31:56" (1/3) ... [2022-02-20 20:31:57,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf2cf79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:31:57, skipping insertion in model container [2022-02-20 20:31:57,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:31:56" (2/3) ... [2022-02-20 20:31:57,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf2cf79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:31:57, skipping insertion in model container [2022-02-20 20:31:57,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:31:57" (3/3) ... [2022-02-20 20:31:57,397 INFO L111 eAbstractionObserver]: Analyzing ICFG safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-02-20 20:31:57,400 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 20:31:57,401 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 20:31:57,401 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 20:31:57,401 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 20:31:57,452 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,453 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,453 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,453 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,454 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,454 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,454 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,455 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,455 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,455 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,455 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,456 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,456 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,457 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,457 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,458 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,458 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,458 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,458 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,459 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,459 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,459 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,459 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,459 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,460 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,461 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,463 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,464 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,464 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,464 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,468 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,468 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,468 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,468 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,469 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,469 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,470 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,470 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 20:31:57,470 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 20:31:57,501 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 20:31:57,519 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 20:31:57,520 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 20:31:57,528 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 90 transitions, 195 flow [2022-02-20 20:31:57,580 INFO L129 PetriNetUnfolder]: 2/87 cut-off events. [2022-02-20 20:31:57,582 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:31:57,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 87 events. 2/87 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 45 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2022-02-20 20:31:57,587 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 90 transitions, 195 flow [2022-02-20 20:31:57,590 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 82 places, 73 transitions, 155 flow [2022-02-20 20:31:57,617 INFO L129 PetriNetUnfolder]: 1/72 cut-off events. [2022-02-20 20:31:57,617 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-02-20 20:31:57,618 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:31:57,618 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 20:31:57,619 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 20:31:57,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:31:57,625 INFO L85 PathProgramCache]: Analyzing trace with hash -36302498, now seen corresponding path program 1 times [2022-02-20 20:31:57,633 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:31:57,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645348815] [2022-02-20 20:31:57,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:31:57,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:31:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:31:58,091 INFO L290 TraceCheckUtils]: 0: Hoare triple {101#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:31:58,092 INFO L290 TraceCheckUtils]: 1: Hoare triple {101#true} [157] 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] {101#true} is VALID [2022-02-20 20:31:58,092 INFO L290 TraceCheckUtils]: 2: Hoare triple {101#true} [179] 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[] {101#true} is VALID [2022-02-20 20:31:58,092 INFO L290 TraceCheckUtils]: 3: Hoare triple {101#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {101#true} is VALID [2022-02-20 20:31:58,092 INFO L290 TraceCheckUtils]: 4: Hoare triple {101#true} [180] 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[] {101#true} is VALID [2022-02-20 20:31:58,093 INFO L290 TraceCheckUtils]: 5: Hoare triple {101#true} [125] 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[] {101#true} is VALID [2022-02-20 20:31:58,093 INFO L290 TraceCheckUtils]: 6: Hoare triple {101#true} [116] 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[] {101#true} is VALID [2022-02-20 20:31:58,094 INFO L290 TraceCheckUtils]: 7: Hoare triple {101#true} [136] 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[] {101#true} is VALID [2022-02-20 20:31:58,094 INFO L290 TraceCheckUtils]: 8: Hoare triple {101#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {101#true} is VALID [2022-02-20 20:31:58,094 INFO L290 TraceCheckUtils]: 9: Hoare triple {101#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {101#true} is VALID [2022-02-20 20:31:58,095 INFO L290 TraceCheckUtils]: 10: Hoare triple {101#true} [148] 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] {101#true} is VALID [2022-02-20 20:31:58,097 INFO L290 TraceCheckUtils]: 11: Hoare triple {101#true} [112] 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$tmp_guard0~0] {101#true} is VALID [2022-02-20 20:31:58,097 INFO L290 TraceCheckUtils]: 12: Hoare triple {101#true} [120] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {101#true} is VALID [2022-02-20 20:31:58,097 INFO L290 TraceCheckUtils]: 13: Hoare triple {101#true} [133] L717-->L719: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {101#true} is VALID [2022-02-20 20:31:58,099 INFO L290 TraceCheckUtils]: 14: Hoare triple {101#true} [103] L719-->L-1-3: Formula: (= v_~y~0_3 0) InVars {} OutVars{~y~0=v_~y~0_3} AuxVars[] AssignedVars[~y~0] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,099 INFO L290 TraceCheckUtils]: 15: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,101 INFO L290 TraceCheckUtils]: 16: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [163] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,101 INFO L290 TraceCheckUtils]: 17: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,102 INFO L290 TraceCheckUtils]: 18: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [160] L-1-6-->L775: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_1|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_1|, ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2263~0#1.base, ULTIMATE.start_main_~#t2265~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2263~0#1.offset, ULTIMATE.start_main_~#t2265~0#1.base, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2264~0#1.base, ULTIMATE.start_main_#t~pre3#1] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,102 INFO L290 TraceCheckUtils]: 19: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [132] L775-->L775-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) 0) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 1)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 4)) (= |v_ULTIMATE.start_main_~#t2263~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2263~0#1.base, #valid, ULTIMATE.start_main_~#t2263~0#1.offset, #length] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,106 INFO L290 TraceCheckUtils]: 20: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [166] L775-1-->L776: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,106 INFO L290 TraceCheckUtils]: 21: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [144] L776-->L776-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,107 INFO L290 TraceCheckUtils]: 22: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [107] L776-1-->L776-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3|) |v_ULTIMATE.start_main_~#t2263~0#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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,108 INFO L290 TraceCheckUtils]: 23: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [208] L776-2-->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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,108 INFO L290 TraceCheckUtils]: 24: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [114] L776-3-->L776-4: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,109 INFO L290 TraceCheckUtils]: 25: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [155] L776-4-->L777: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,110 INFO L290 TraceCheckUtils]: 26: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [137] L777-->L777-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2264~0#1.offset_2| 0) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_2|, #length=|v_#length_5|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_~#t2264~0#1.base, #length] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,111 INFO L290 TraceCheckUtils]: 27: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [135] L777-1-->L778: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,111 INFO L290 TraceCheckUtils]: 28: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [122] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,112 INFO L290 TraceCheckUtils]: 29: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [169] L778-1-->L778-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3|) |v_ULTIMATE.start_main_~#t2264~0#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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,112 INFO L290 TraceCheckUtils]: 30: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [204] L778-2-->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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,113 INFO L290 TraceCheckUtils]: 31: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [143] L778-3-->L778-4: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,113 INFO L290 TraceCheckUtils]: 32: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [149] L778-4-->L779: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,114 INFO L290 TraceCheckUtils]: 33: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [111] L779-->L779-1: Formula: (and (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2265~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 0)) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 1)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2265~0#1.offset, #valid, ULTIMATE.start_main_~#t2265~0#1.base, #length] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,114 INFO L290 TraceCheckUtils]: 34: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [106] L779-1-->L780: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,115 INFO L290 TraceCheckUtils]: 35: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [102] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,116 INFO L290 TraceCheckUtils]: 36: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [108] L780-1-->L780-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3|) |v_ULTIMATE.start_main_~#t2265~0#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_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,116 INFO L290 TraceCheckUtils]: 37: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [206] L780-2-->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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,117 INFO L290 TraceCheckUtils]: 38: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [128] L780-3-->L780-4: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,118 INFO L290 TraceCheckUtils]: 39: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [175] L780-4-->L781: 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,118 INFO L290 TraceCheckUtils]: 40: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [142] L781-->L783: 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$tmp_guard0~0] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,119 INFO L290 TraceCheckUtils]: 41: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [117] L783-->L784: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,119 INFO L290 TraceCheckUtils]: 42: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [168] L784-->L784-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,120 INFO L290 TraceCheckUtils]: 43: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [156] L784-1-->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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,120 INFO L290 TraceCheckUtils]: 44: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [99] 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] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,121 INFO L290 TraceCheckUtils]: 45: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [178] 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[] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,121 INFO L290 TraceCheckUtils]: 46: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [145] L2-1-->L785: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:58,122 INFO L290 TraceCheckUtils]: 47: Hoare triple {103#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [181] L785-->L789: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0] {104#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:31:58,122 INFO L290 TraceCheckUtils]: 48: Hoare triple {104#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [101] L789-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {104#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:31:58,123 INFO L290 TraceCheckUtils]: 49: Hoare triple {104#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [104] L790-->L790-1: 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] {105#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:31:58,126 INFO L290 TraceCheckUtils]: 50: Hoare triple {105#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [158] L790-1-->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] {105#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:31:58,126 INFO L290 TraceCheckUtils]: 51: Hoare triple {105#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {106#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:31:58,127 INFO L290 TraceCheckUtils]: 52: Hoare triple {106#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [172] 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[] {102#false} is VALID [2022-02-20 20:31:58,127 INFO L290 TraceCheckUtils]: 53: Hoare triple {102#false} [161] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {102#false} is VALID [2022-02-20 20:31:58,129 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 20:31:58,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:31:58,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645348815] [2022-02-20 20:31:58,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645348815] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:31:58,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:31:58,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:31:58,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583376925] [2022-02-20 20:31:58,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:31:58,146 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 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 20:31:58,148 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:31:58,150 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 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 20:31:58,202 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 20:31:58,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:31:58,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:31:58,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:31:58,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:31:58,224 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 90 [2022-02-20 20:31:58,230 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 73 transitions, 155 flow. Second operand has 6 states, 6 states have (on average 72.0) internal successors, (432), 6 states have internal predecessors, (432), 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 20:31:58,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:31:58,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 90 [2022-02-20 20:31:58,232 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:31:58,524 INFO L129 PetriNetUnfolder]: 104/398 cut-off events. [2022-02-20 20:31:58,525 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-02-20 20:31:58,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 636 conditions, 398 events. 104/398 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1945 event pairs, 34 based on Foata normal form. 15/400 useless extension candidates. Maximal degree in co-relation 600. Up to 95 conditions per place. [2022-02-20 20:31:58,528 INFO L132 encePairwiseOnDemand]: 80/90 looper letters, 20 selfloop transitions, 5 changer transitions 28/109 dead transitions. [2022-02-20 20:31:58,529 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 109 transitions, 339 flow [2022-02-20 20:31:58,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:31:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:31:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 687 transitions. [2022-02-20 20:31:58,547 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8481481481481481 [2022-02-20 20:31:58,547 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 687 transitions. [2022-02-20 20:31:58,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 687 transitions. [2022-02-20 20:31:58,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:31:58,549 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 687 transitions. [2022-02-20 20:31:58,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 76.33333333333333) internal successors, (687), 9 states have internal predecessors, (687), 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 20:31:58,556 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 90.0) internal successors, (900), 10 states have internal predecessors, (900), 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 20:31:58,557 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 90.0) internal successors, (900), 10 states have internal predecessors, (900), 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 20:31:58,558 INFO L186 Difference]: Start difference. First operand has 82 places, 73 transitions, 155 flow. Second operand 9 states and 687 transitions. [2022-02-20 20:31:58,559 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 109 transitions, 339 flow [2022-02-20 20:31:58,561 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 109 transitions, 334 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-02-20 20:31:58,563 INFO L242 Difference]: Finished difference. Result has 94 places, 75 transitions, 209 flow [2022-02-20 20:31:58,564 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=209, PETRI_PLACES=94, PETRI_TRANSITIONS=75} [2022-02-20 20:31:58,574 INFO L334 CegarLoopForPetriNet]: 82 programPoint places, 12 predicate places. [2022-02-20 20:31:58,574 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 75 transitions, 209 flow [2022-02-20 20:31:58,802 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7651 states, 7646 states have (on average 3.369343447554277) internal successors, (25762), 7650 states have internal predecessors, (25762), 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 20:31:58,826 INFO L78 Accepts]: Start accepts. Automaton has has 7651 states, 7646 states have (on average 3.369343447554277) internal successors, (25762), 7650 states have internal predecessors, (25762), 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 20:31:58,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:31:58,827 INFO L470 AbstractCegarLoop]: Abstraction has has 94 places, 75 transitions, 209 flow [2022-02-20 20:31:58,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 72.0) internal successors, (432), 6 states have internal predecessors, (432), 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 20:31:58,828 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:31:58,828 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 20:31:58,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 20:31:58,828 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 20:31:58,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:31:58,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1861666273, now seen corresponding path program 1 times [2022-02-20 20:31:58,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:31:58,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914677819] [2022-02-20 20:31:58,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:31:58,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:31:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:31:58,914 INFO L290 TraceCheckUtils]: 0: Hoare triple {7777#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7777#true} is VALID [2022-02-20 20:31:58,915 INFO L290 TraceCheckUtils]: 1: Hoare triple {7777#true} [157] 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] {7777#true} is VALID [2022-02-20 20:31:58,915 INFO L290 TraceCheckUtils]: 2: Hoare triple {7777#true} [179] 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[] {7777#true} is VALID [2022-02-20 20:31:58,915 INFO L290 TraceCheckUtils]: 3: Hoare triple {7777#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {7777#true} is VALID [2022-02-20 20:31:58,915 INFO L290 TraceCheckUtils]: 4: Hoare triple {7777#true} [180] 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[] {7777#true} is VALID [2022-02-20 20:31:58,915 INFO L290 TraceCheckUtils]: 5: Hoare triple {7777#true} [125] 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[] {7777#true} is VALID [2022-02-20 20:31:58,915 INFO L290 TraceCheckUtils]: 6: Hoare triple {7777#true} [116] 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[] {7777#true} is VALID [2022-02-20 20:31:58,916 INFO L290 TraceCheckUtils]: 7: Hoare triple {7777#true} [136] 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[] {7777#true} is VALID [2022-02-20 20:31:58,916 INFO L290 TraceCheckUtils]: 8: Hoare triple {7777#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {7777#true} is VALID [2022-02-20 20:31:58,916 INFO L290 TraceCheckUtils]: 9: Hoare triple {7777#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {7777#true} is VALID [2022-02-20 20:31:58,917 INFO L290 TraceCheckUtils]: 10: Hoare triple {7777#true} [148] 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,917 INFO L290 TraceCheckUtils]: 11: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [112] 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$tmp_guard0~0] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,917 INFO L290 TraceCheckUtils]: 12: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [120] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,918 INFO L290 TraceCheckUtils]: 13: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [133] L717-->L719: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,918 INFO L290 TraceCheckUtils]: 14: Hoare triple {7779#(= ~__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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,918 INFO L290 TraceCheckUtils]: 15: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,919 INFO L290 TraceCheckUtils]: 16: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [163] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,919 INFO L290 TraceCheckUtils]: 17: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,919 INFO L290 TraceCheckUtils]: 18: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [160] L-1-6-->L775: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_1|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_1|, ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2263~0#1.base, ULTIMATE.start_main_~#t2265~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2263~0#1.offset, ULTIMATE.start_main_~#t2265~0#1.base, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2264~0#1.base, ULTIMATE.start_main_#t~pre3#1] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,920 INFO L290 TraceCheckUtils]: 19: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [132] L775-->L775-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) 0) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 1)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 4)) (= |v_ULTIMATE.start_main_~#t2263~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2263~0#1.base, #valid, ULTIMATE.start_main_~#t2263~0#1.offset, #length] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,920 INFO L290 TraceCheckUtils]: 20: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [166] L775-1-->L776: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,921 INFO L290 TraceCheckUtils]: 21: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [144] L776-->L776-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,921 INFO L290 TraceCheckUtils]: 22: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [107] L776-1-->L776-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3|) |v_ULTIMATE.start_main_~#t2263~0#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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,922 INFO L290 TraceCheckUtils]: 23: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [208] L776-2-->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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,924 INFO L290 TraceCheckUtils]: 24: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [186] 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,925 INFO L290 TraceCheckUtils]: 25: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [187] L722-->L724: Formula: (= 2 v_~y~0_1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,925 INFO L290 TraceCheckUtils]: 26: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [114] L776-3-->L776-4: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,925 INFO L290 TraceCheckUtils]: 27: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [155] L776-4-->L777: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,926 INFO L290 TraceCheckUtils]: 28: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [137] L777-->L777-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2264~0#1.offset_2| 0) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_2|, #length=|v_#length_5|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_~#t2264~0#1.base, #length] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,926 INFO L290 TraceCheckUtils]: 29: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [135] L777-1-->L778: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,927 INFO L290 TraceCheckUtils]: 30: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [122] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,927 INFO L290 TraceCheckUtils]: 31: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [169] L778-1-->L778-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3|) |v_ULTIMATE.start_main_~#t2264~0#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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,927 INFO L290 TraceCheckUtils]: 32: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [204] L778-2-->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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,928 INFO L290 TraceCheckUtils]: 33: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [143] L778-3-->L778-4: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,929 INFO L290 TraceCheckUtils]: 34: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [149] L778-4-->L779: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,929 INFO L290 TraceCheckUtils]: 35: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [111] L779-->L779-1: Formula: (and (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2265~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 0)) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 1)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2265~0#1.offset, #valid, ULTIMATE.start_main_~#t2265~0#1.base, #length] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,930 INFO L290 TraceCheckUtils]: 36: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [106] L779-1-->L780: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,930 INFO L290 TraceCheckUtils]: 37: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [102] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,931 INFO L290 TraceCheckUtils]: 38: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [108] L780-1-->L780-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3|) |v_ULTIMATE.start_main_~#t2265~0#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_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,931 INFO L290 TraceCheckUtils]: 39: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [206] L780-2-->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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,931 INFO L290 TraceCheckUtils]: 40: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [128] L780-3-->L780-4: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,932 INFO L290 TraceCheckUtils]: 41: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [175] L780-4-->L781: 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,932 INFO L290 TraceCheckUtils]: 42: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [142] L781-->L783: 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$tmp_guard0~0] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,933 INFO L290 TraceCheckUtils]: 43: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [117] L783-->L784: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,933 INFO L290 TraceCheckUtils]: 44: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [168] L784-->L784-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,933 INFO L290 TraceCheckUtils]: 45: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [156] L784-1-->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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,934 INFO L290 TraceCheckUtils]: 46: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [99] 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] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,936 INFO L290 TraceCheckUtils]: 47: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [178] 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[] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,937 INFO L290 TraceCheckUtils]: 48: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [145] L2-1-->L785: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7779#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:31:58,937 INFO L290 TraceCheckUtils]: 49: Hoare triple {7779#(= ~__unbuffered_p2_EAX~0 0)} [181] L785-->L789: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0] {7780#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:31:58,938 INFO L290 TraceCheckUtils]: 50: Hoare triple {7780#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [101] L789-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7780#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:31:58,938 INFO L290 TraceCheckUtils]: 51: Hoare triple {7780#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [104] L790-->L790-1: 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] {7781#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:31:58,939 INFO L290 TraceCheckUtils]: 52: Hoare triple {7781#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [158] L790-1-->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] {7781#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:31:58,941 INFO L290 TraceCheckUtils]: 53: Hoare triple {7781#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {7782#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:31:58,941 INFO L290 TraceCheckUtils]: 54: Hoare triple {7782#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [172] 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[] {7778#false} is VALID [2022-02-20 20:31:58,941 INFO L290 TraceCheckUtils]: 55: Hoare triple {7778#false} [161] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {7778#false} is VALID [2022-02-20 20:31:58,942 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 20:31:58,942 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:31:58,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914677819] [2022-02-20 20:31:58,942 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914677819] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:31:58,942 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:31:58,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 20:31:58,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018835433] [2022-02-20 20:31:58,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:31:58,944 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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 20:31:58,944 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:31:58,944 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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 20:31:58,981 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 20:31:58,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 20:31:58,981 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:31:58,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 20:31:58,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 20:31:58,983 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 90 [2022-02-20 20:31:58,983 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 75 transitions, 209 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 20:31:58,983 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:31:58,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 90 [2022-02-20 20:31:58,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:31:59,158 INFO L129 PetriNetUnfolder]: 29/207 cut-off events. [2022-02-20 20:31:59,158 INFO L130 PetriNetUnfolder]: For 257/289 co-relation queries the response was YES. [2022-02-20 20:31:59,159 INFO L84 FinitePrefix]: Finished finitePrefix Result has 472 conditions, 207 events. 29/207 cut-off events. For 257/289 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 834 event pairs, 16 based on Foata normal form. 4/198 useless extension candidates. Maximal degree in co-relation 432. Up to 47 conditions per place. [2022-02-20 20:31:59,160 INFO L132 encePairwiseOnDemand]: 84/90 looper letters, 9 selfloop transitions, 3 changer transitions 10/85 dead transitions. [2022-02-20 20:31:59,160 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 85 transitions, 315 flow [2022-02-20 20:31:59,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 20:31:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-02-20 20:31:59,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 698 transitions. [2022-02-20 20:31:59,167 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8617283950617284 [2022-02-20 20:31:59,167 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 698 transitions. [2022-02-20 20:31:59,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 698 transitions. [2022-02-20 20:31:59,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:31:59,168 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 698 transitions. [2022-02-20 20:31:59,169 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 77.55555555555556) internal successors, (698), 9 states have internal predecessors, (698), 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 20:31:59,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 90.0) internal successors, (900), 10 states have internal predecessors, (900), 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 20:31:59,171 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 90.0) internal successors, (900), 10 states have internal predecessors, (900), 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 20:31:59,171 INFO L186 Difference]: Start difference. First operand has 94 places, 75 transitions, 209 flow. Second operand 9 states and 698 transitions. [2022-02-20 20:31:59,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 85 transitions, 315 flow [2022-02-20 20:31:59,256 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 85 transitions, 296 flow, removed 7 selfloop flow, removed 4 redundant places. [2022-02-20 20:31:59,257 INFO L242 Difference]: Finished difference. Result has 99 places, 75 transitions, 221 flow [2022-02-20 20:31:59,257 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=221, PETRI_PLACES=99, PETRI_TRANSITIONS=75} [2022-02-20 20:31:59,258 INFO L334 CegarLoopForPetriNet]: 82 programPoint places, 17 predicate places. [2022-02-20 20:31:59,258 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 99 places, 75 transitions, 221 flow [2022-02-20 20:31:59,456 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7231 states, 7226 states have (on average 3.3539994464433986) internal successors, (24236), 7230 states have internal predecessors, (24236), 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 20:31:59,472 INFO L78 Accepts]: Start accepts. Automaton has has 7231 states, 7226 states have (on average 3.3539994464433986) internal successors, (24236), 7230 states have internal predecessors, (24236), 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 20:31:59,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:31:59,473 INFO L470 AbstractCegarLoop]: Abstraction has has 99 places, 75 transitions, 221 flow [2022-02-20 20:31:59,473 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 20:31:59,473 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:31:59,474 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] [2022-02-20 20:31:59,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 20:31:59,474 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 20:31:59,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:31:59,474 INFO L85 PathProgramCache]: Analyzing trace with hash 121104541, now seen corresponding path program 1 times [2022-02-20 20:31:59,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:31:59,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079830838] [2022-02-20 20:31:59,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:31:59,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:31:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:31:59,566 INFO L290 TraceCheckUtils]: 0: Hoare triple {15033#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15033#true} is VALID [2022-02-20 20:31:59,567 INFO L290 TraceCheckUtils]: 1: Hoare triple {15033#true} [157] 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] {15033#true} is VALID [2022-02-20 20:31:59,567 INFO L290 TraceCheckUtils]: 2: Hoare triple {15033#true} [179] 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[] {15033#true} is VALID [2022-02-20 20:31:59,567 INFO L290 TraceCheckUtils]: 3: Hoare triple {15033#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {15033#true} is VALID [2022-02-20 20:31:59,567 INFO L290 TraceCheckUtils]: 4: Hoare triple {15033#true} [180] 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[] {15033#true} is VALID [2022-02-20 20:31:59,567 INFO L290 TraceCheckUtils]: 5: Hoare triple {15033#true} [125] 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[] {15033#true} is VALID [2022-02-20 20:31:59,568 INFO L290 TraceCheckUtils]: 6: Hoare triple {15033#true} [116] 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[] {15033#true} is VALID [2022-02-20 20:31:59,568 INFO L290 TraceCheckUtils]: 7: Hoare triple {15033#true} [136] 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[] {15033#true} is VALID [2022-02-20 20:31:59,568 INFO L290 TraceCheckUtils]: 8: Hoare triple {15033#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {15033#true} is VALID [2022-02-20 20:31:59,568 INFO L290 TraceCheckUtils]: 9: Hoare triple {15033#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {15033#true} is VALID [2022-02-20 20:31:59,568 INFO L290 TraceCheckUtils]: 10: Hoare triple {15033#true} [148] 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] {15033#true} is VALID [2022-02-20 20:31:59,568 INFO L290 TraceCheckUtils]: 11: Hoare triple {15033#true} [112] 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$tmp_guard0~0] {15033#true} is VALID [2022-02-20 20:31:59,569 INFO L290 TraceCheckUtils]: 12: Hoare triple {15033#true} [120] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {15033#true} is VALID [2022-02-20 20:31:59,569 INFO L290 TraceCheckUtils]: 13: Hoare triple {15033#true} [133] L717-->L719: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,569 INFO L290 TraceCheckUtils]: 14: Hoare triple {15035#(= ~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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,570 INFO L290 TraceCheckUtils]: 15: Hoare triple {15035#(= ~x~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,570 INFO L290 TraceCheckUtils]: 16: Hoare triple {15035#(= ~x~0 0)} [163] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,570 INFO L290 TraceCheckUtils]: 17: Hoare triple {15035#(= ~x~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,571 INFO L290 TraceCheckUtils]: 18: Hoare triple {15035#(= ~x~0 0)} [160] L-1-6-->L775: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_1|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_1|, ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2263~0#1.base, ULTIMATE.start_main_~#t2265~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2263~0#1.offset, ULTIMATE.start_main_~#t2265~0#1.base, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2264~0#1.base, ULTIMATE.start_main_#t~pre3#1] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,571 INFO L290 TraceCheckUtils]: 19: Hoare triple {15035#(= ~x~0 0)} [132] L775-->L775-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) 0) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 1)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 4)) (= |v_ULTIMATE.start_main_~#t2263~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2263~0#1.base, #valid, ULTIMATE.start_main_~#t2263~0#1.offset, #length] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,571 INFO L290 TraceCheckUtils]: 20: Hoare triple {15035#(= ~x~0 0)} [166] L775-1-->L776: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,572 INFO L290 TraceCheckUtils]: 21: Hoare triple {15035#(= ~x~0 0)} [144] L776-->L776-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,572 INFO L290 TraceCheckUtils]: 22: Hoare triple {15035#(= ~x~0 0)} [107] L776-1-->L776-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3|) |v_ULTIMATE.start_main_~#t2263~0#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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,572 INFO L290 TraceCheckUtils]: 23: Hoare triple {15035#(= ~x~0 0)} [208] L776-2-->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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,573 INFO L290 TraceCheckUtils]: 24: Hoare triple {15035#(= ~x~0 0)} [114] L776-3-->L776-4: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,573 INFO L290 TraceCheckUtils]: 25: Hoare triple {15035#(= ~x~0 0)} [155] L776-4-->L777: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,573 INFO L290 TraceCheckUtils]: 26: Hoare triple {15035#(= ~x~0 0)} [137] L777-->L777-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2264~0#1.offset_2| 0) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_2|, #length=|v_#length_5|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_~#t2264~0#1.base, #length] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,574 INFO L290 TraceCheckUtils]: 27: Hoare triple {15035#(= ~x~0 0)} [135] L777-1-->L778: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,574 INFO L290 TraceCheckUtils]: 28: Hoare triple {15035#(= ~x~0 0)} [122] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,574 INFO L290 TraceCheckUtils]: 29: Hoare triple {15035#(= ~x~0 0)} [169] L778-1-->L778-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3|) |v_ULTIMATE.start_main_~#t2264~0#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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,575 INFO L290 TraceCheckUtils]: 30: Hoare triple {15035#(= ~x~0 0)} [204] L778-2-->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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,575 INFO L290 TraceCheckUtils]: 31: Hoare triple {15035#(= ~x~0 0)} [143] L778-3-->L778-4: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,575 INFO L290 TraceCheckUtils]: 32: Hoare triple {15035#(= ~x~0 0)} [149] L778-4-->L779: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,576 INFO L290 TraceCheckUtils]: 33: Hoare triple {15035#(= ~x~0 0)} [111] L779-->L779-1: Formula: (and (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2265~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 0)) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 1)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2265~0#1.offset, #valid, ULTIMATE.start_main_~#t2265~0#1.base, #length] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,576 INFO L290 TraceCheckUtils]: 34: Hoare triple {15035#(= ~x~0 0)} [106] L779-1-->L780: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,576 INFO L290 TraceCheckUtils]: 35: Hoare triple {15035#(= ~x~0 0)} [102] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,577 INFO L290 TraceCheckUtils]: 36: Hoare triple {15035#(= ~x~0 0)} [108] L780-1-->L780-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3|) |v_ULTIMATE.start_main_~#t2265~0#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_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,577 INFO L290 TraceCheckUtils]: 37: Hoare triple {15035#(= ~x~0 0)} [206] L780-2-->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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,577 INFO L290 TraceCheckUtils]: 38: Hoare triple {15035#(= ~x~0 0)} [128] L780-3-->L780-4: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,578 INFO L290 TraceCheckUtils]: 39: Hoare triple {15035#(= ~x~0 0)} [175] L780-4-->L781: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,578 INFO L290 TraceCheckUtils]: 40: Hoare triple {15035#(= ~x~0 0)} [142] L781-->L783: 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$tmp_guard0~0] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,578 INFO L290 TraceCheckUtils]: 41: Hoare triple {15035#(= ~x~0 0)} [117] L783-->L784: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,579 INFO L290 TraceCheckUtils]: 42: Hoare triple {15035#(= ~x~0 0)} [168] L784-->L784-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,579 INFO L290 TraceCheckUtils]: 43: Hoare triple {15035#(= ~x~0 0)} [156] L784-1-->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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,579 INFO L290 TraceCheckUtils]: 44: Hoare triple {15035#(= ~x~0 0)} [99] 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,580 INFO L290 TraceCheckUtils]: 45: Hoare triple {15035#(= ~x~0 0)} [178] 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[] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,580 INFO L290 TraceCheckUtils]: 46: Hoare triple {15035#(= ~x~0 0)} [145] L2-1-->L785: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,580 INFO L290 TraceCheckUtils]: 47: Hoare triple {15035#(= ~x~0 0)} [197] P2ENTRY-->L751: 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] {15035#(= ~x~0 0)} is VALID [2022-02-20 20:31:59,581 INFO L290 TraceCheckUtils]: 48: Hoare triple {15035#(= ~x~0 0)} [198] L751-->L753: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {15036#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:31:59,581 INFO L290 TraceCheckUtils]: 49: Hoare triple {15036#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [181] L785-->L789: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0] {15037#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:31:59,582 INFO L290 TraceCheckUtils]: 50: Hoare triple {15037#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [101] L789-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15037#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:31:59,582 INFO L290 TraceCheckUtils]: 51: Hoare triple {15037#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [104] L790-->L790-1: 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] {15038#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:31:59,589 INFO L290 TraceCheckUtils]: 52: Hoare triple {15038#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [158] L790-1-->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] {15038#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:31:59,590 INFO L290 TraceCheckUtils]: 53: Hoare triple {15038#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {15039#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:31:59,590 INFO L290 TraceCheckUtils]: 54: Hoare triple {15039#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [172] 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[] {15034#false} is VALID [2022-02-20 20:31:59,590 INFO L290 TraceCheckUtils]: 55: Hoare triple {15034#false} [161] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {15034#false} is VALID [2022-02-20 20:31:59,591 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 20:31:59,591 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:31:59,591 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079830838] [2022-02-20 20:31:59,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079830838] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:31:59,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:31:59,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-20 20:31:59,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979261993] [2022-02-20 20:31:59,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:31:59,592 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 20:31:59,592 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:31:59,592 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 20:31:59,626 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 20:31:59,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-20 20:31:59,626 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:31:59,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-20 20:31:59,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-20 20:31:59,628 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 90 [2022-02-20 20:31:59,628 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 75 transitions, 221 flow. Second operand has 7 states, 7 states have (on average 70.0) internal successors, (490), 7 states have internal predecessors, (490), 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 20:31:59,628 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:31:59,628 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 90 [2022-02-20 20:31:59,628 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:32:00,646 INFO L129 PetriNetUnfolder]: 234/756 cut-off events. [2022-02-20 20:32:00,646 INFO L130 PetriNetUnfolder]: For 1099/1271 co-relation queries the response was YES. [2022-02-20 20:32:00,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1923 conditions, 756 events. 234/756 cut-off events. For 1099/1271 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 4652 event pairs, 7 based on Foata normal form. 21/762 useless extension candidates. Maximal degree in co-relation 1875. Up to 133 conditions per place. [2022-02-20 20:32:00,651 INFO L132 encePairwiseOnDemand]: 79/90 looper letters, 35 selfloop transitions, 16 changer transitions 62/167 dead transitions. [2022-02-20 20:32:00,651 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 167 transitions, 1011 flow [2022-02-20 20:32:00,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-20 20:32:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-02-20 20:32:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1257 transitions. [2022-02-20 20:32:00,663 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8215686274509804 [2022-02-20 20:32:00,663 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1257 transitions. [2022-02-20 20:32:00,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1257 transitions. [2022-02-20 20:32:00,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:32:00,664 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1257 transitions. [2022-02-20 20:32:00,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 73.94117647058823) internal successors, (1257), 17 states have internal predecessors, (1257), 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 20:32:00,668 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 90.0) internal successors, (1620), 18 states have internal predecessors, (1620), 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 20:32:00,668 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 90.0) internal successors, (1620), 18 states have internal predecessors, (1620), 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 20:32:00,669 INFO L186 Difference]: Start difference. First operand has 99 places, 75 transitions, 221 flow. Second operand 17 states and 1257 transitions. [2022-02-20 20:32:00,669 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 167 transitions, 1011 flow [2022-02-20 20:32:35,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 167 transitions, 921 flow, removed 40 selfloop flow, removed 8 redundant places. [2022-02-20 20:32:35,550 INFO L242 Difference]: Finished difference. Result has 117 places, 86 transitions, 407 flow [2022-02-20 20:32:35,550 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=90, PETRI_DIFFERENCE_MINUEND_FLOW=203, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=407, PETRI_PLACES=117, PETRI_TRANSITIONS=86} [2022-02-20 20:32:35,551 INFO L334 CegarLoopForPetriNet]: 82 programPoint places, 35 predicate places. [2022-02-20 20:32:35,551 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 117 places, 86 transitions, 407 flow [2022-02-20 20:32:35,776 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7509 states, 7504 states have (on average 3.359674840085288) internal successors, (25211), 7508 states have internal predecessors, (25211), 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 20:32:35,795 INFO L78 Accepts]: Start accepts. Automaton has has 7509 states, 7504 states have (on average 3.359674840085288) internal successors, (25211), 7508 states have internal predecessors, (25211), 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 20:32:35,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 20:32:35,796 INFO L470 AbstractCegarLoop]: Abstraction has has 117 places, 86 transitions, 407 flow [2022-02-20 20:32:35,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 70.0) internal successors, (490), 7 states have internal predecessors, (490), 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 20:32:35,796 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-02-20 20:32:35,797 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 20:32:35,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 20:32:35,797 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 20:32:35,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 20:32:35,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1758235172, now seen corresponding path program 1 times [2022-02-20 20:32:35,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 20:32:35,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305465612] [2022-02-20 20:32:35,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 20:32:35,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 20:32:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 20:32:35,885 INFO L290 TraceCheckUtils]: 0: Hoare triple {22591#true} [171] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22591#true} is VALID [2022-02-20 20:32:35,885 INFO L290 TraceCheckUtils]: 1: Hoare triple {22591#true} [157] 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] {22591#true} is VALID [2022-02-20 20:32:35,885 INFO L290 TraceCheckUtils]: 2: Hoare triple {22591#true} [179] 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[] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 3: Hoare triple {22591#true} [182] L-1-2-->L17: Formula: (< 0 |v_#StackHeapBarrier_1|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|} AuxVars[] AssignedVars[] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 4: Hoare triple {22591#true} [180] 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[] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 5: Hoare triple {22591#true} [125] 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[] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 6: Hoare triple {22591#true} [116] 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[] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 7: Hoare triple {22591#true} [136] 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[] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 8: Hoare triple {22591#true} [115] L17-4-->L711: Formula: (= v_~__unbuffered_cnt~0_7 0) InVars {} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_7} AuxVars[] AssignedVars[~__unbuffered_cnt~0] {22591#true} is VALID [2022-02-20 20:32:35,886 INFO L290 TraceCheckUtils]: 9: Hoare triple {22591#true} [159] L711-->L713: Formula: (= v_~__unbuffered_p0_EAX~0_2 0) InVars {} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_2} AuxVars[] AssignedVars[~__unbuffered_p0_EAX~0] {22591#true} is VALID [2022-02-20 20:32:35,887 INFO L290 TraceCheckUtils]: 10: Hoare triple {22591#true} [148] 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] {22591#true} is VALID [2022-02-20 20:32:35,887 INFO L290 TraceCheckUtils]: 11: Hoare triple {22591#true} [112] 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$tmp_guard0~0] {22591#true} is VALID [2022-02-20 20:32:35,887 INFO L290 TraceCheckUtils]: 12: Hoare triple {22591#true} [120] L715-->L717: Formula: (= v_~main$tmp_guard1~0_1 0) InVars {} OutVars{~main$tmp_guard1~0=v_~main$tmp_guard1~0_1} AuxVars[] AssignedVars[~main$tmp_guard1~0] {22591#true} is VALID [2022-02-20 20:32:35,887 INFO L290 TraceCheckUtils]: 13: Hoare triple {22591#true} [133] L717-->L719: Formula: (= v_~x~0_4 0) InVars {} OutVars{~x~0=v_~x~0_4} AuxVars[] AssignedVars[~x~0] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,887 INFO L290 TraceCheckUtils]: 14: Hoare triple {22593#(= ~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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,888 INFO L290 TraceCheckUtils]: 15: Hoare triple {22593#(= ~x~0 0)} [184] L-1-3-->L-1-4: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,888 INFO L290 TraceCheckUtils]: 16: Hoare triple {22593#(= ~x~0 0)} [163] L-1-4-->L-1-5: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,888 INFO L290 TraceCheckUtils]: 17: Hoare triple {22593#(= ~x~0 0)} [130] L-1-5-->L-1-6: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,889 INFO L290 TraceCheckUtils]: 18: Hoare triple {22593#(= ~x~0 0)} [160] L-1-6-->L775: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet4#1=|v_ULTIMATE.start_main_#t~nondet4#1_1|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_1|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_1|, ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_1|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_1|, ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_1|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_1|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_1|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_1|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_1|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2263~0#1.base, ULTIMATE.start_main_~#t2265~0#1.offset, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_~#t2263~0#1.offset, ULTIMATE.start_main_~#t2265~0#1.base, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_#t~pre7#1, ULTIMATE.start_main_~#t2264~0#1.base, ULTIMATE.start_main_#t~pre3#1] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,889 INFO L290 TraceCheckUtils]: 19: Hoare triple {22593#(= ~x~0 0)} [132] L775-->L775-1: Formula: (and (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2|) 0) (= |v_#valid_4| (store |v_#valid_5| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 1)) (= |v_#length_3| (store |v_#length_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 4)) (= |v_ULTIMATE.start_main_~#t2263~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2263~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_main_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_2|, #valid=|v_#valid_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2263~0#1.base, #valid, ULTIMATE.start_main_~#t2263~0#1.offset, #length] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,889 INFO L290 TraceCheckUtils]: 20: Hoare triple {22593#(= ~x~0 0)} [166] L775-1-->L776: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,890 INFO L290 TraceCheckUtils]: 21: Hoare triple {22593#(= ~x~0 0)} [144] L776-->L776-1: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,892 INFO L290 TraceCheckUtils]: 22: Hoare triple {22593#(= ~x~0 0)} [107] L776-1-->L776-2: Formula: (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2263~0#1.base_3|) |v_ULTIMATE.start_main_~#t2263~0#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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_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_~#t2263~0#1.offset=|v_ULTIMATE.start_main_~#t2263~0#1.offset_3|, ULTIMATE.start_main_~#t2263~0#1.base=|v_ULTIMATE.start_main_~#t2263~0#1.base_3|, ULTIMATE.start_main_#t~pre3#1=|v_ULTIMATE.start_main_#t~pre3#1_3|} AuxVars[] AssignedVars[#memory_int] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,892 INFO L290 TraceCheckUtils]: 23: Hoare triple {22593#(= ~x~0 0)} [208] L776-2-->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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,892 INFO L290 TraceCheckUtils]: 24: Hoare triple {22593#(= ~x~0 0)} [186] 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,893 INFO L290 TraceCheckUtils]: 25: Hoare triple {22593#(= ~x~0 0)} [114] L776-3-->L776-4: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,893 INFO L290 TraceCheckUtils]: 26: Hoare triple {22593#(= ~x~0 0)} [155] L776-4-->L777: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,893 INFO L290 TraceCheckUtils]: 27: Hoare triple {22593#(= ~x~0 0)} [137] L777-->L777-1: Formula: (and (= |v_#length_5| (store |v_#length_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 4)) (< |v_#StackHeapBarrier_3| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) (= |v_ULTIMATE.start_main_~#t2264~0#1.offset_2| 0) (= (store |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 1) |v_#valid_6|) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t2264~0#1.base_2|) 0) (not (= |v_ULTIMATE.start_main_~#t2264~0#1.base_2| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #length=|v_#length_6|, #valid=|v_#valid_7|} OutVars{ULTIMATE.start_main_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_2|, #StackHeapBarrier=|v_#StackHeapBarrier_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_2|, #length=|v_#length_5|, #valid=|v_#valid_6|} AuxVars[] AssignedVars[#valid, ULTIMATE.start_main_~#t2264~0#1.offset, ULTIMATE.start_main_~#t2264~0#1.base, #length] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,894 INFO L290 TraceCheckUtils]: 28: Hoare triple {22593#(= ~x~0 0)} [135] L777-1-->L778: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,894 INFO L290 TraceCheckUtils]: 29: Hoare triple {22593#(= ~x~0 0)} [122] L778-->L778-1: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,894 INFO L290 TraceCheckUtils]: 30: Hoare triple {22593#(= ~x~0 0)} [169] L778-1-->L778-2: Formula: (= (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2264~0#1.base_3|) |v_ULTIMATE.start_main_~#t2264~0#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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_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_~#t2264~0#1.offset=|v_ULTIMATE.start_main_~#t2264~0#1.offset_3|, ULTIMATE.start_main_~#t2264~0#1.base=|v_ULTIMATE.start_main_~#t2264~0#1.base_3|} AuxVars[] AssignedVars[#memory_int] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,895 INFO L290 TraceCheckUtils]: 31: Hoare triple {22593#(= ~x~0 0)} [204] L778-2-->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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,895 INFO L290 TraceCheckUtils]: 32: Hoare triple {22593#(= ~x~0 0)} [143] L778-3-->L778-4: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,895 INFO L290 TraceCheckUtils]: 33: Hoare triple {22593#(= ~x~0 0)} [149] L778-4-->L779: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,895 INFO L290 TraceCheckUtils]: 34: Hoare triple {22593#(= ~x~0 0)} [111] L779-->L779-1: Formula: (and (= |v_#length_7| (store |v_#length_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 4)) (= (select |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|) 0) (= |v_ULTIMATE.start_main_~#t2265~0#1.offset_2| 0) (not (= |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 0)) (= |v_#valid_8| (store |v_#valid_9| |v_ULTIMATE.start_main_~#t2265~0#1.base_2| 1)) (< |v_#StackHeapBarrier_4| |v_ULTIMATE.start_main_~#t2265~0#1.base_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_8|, #valid=|v_#valid_9|} OutVars{ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_2|, #StackHeapBarrier=|v_#StackHeapBarrier_4|, #length=|v_#length_7|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_2|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2265~0#1.offset, #valid, ULTIMATE.start_main_~#t2265~0#1.base, #length] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,896 INFO L290 TraceCheckUtils]: 35: Hoare triple {22593#(= ~x~0 0)} [106] L779-1-->L780: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,896 INFO L290 TraceCheckUtils]: 36: Hoare triple {22593#(= ~x~0 0)} [102] L780-->L780-1: Formula: (= (+ 1 |v_#pthreadsForks_9|) |v_#pthreadsForks_8|) InVars {#pthreadsForks=|v_#pthreadsForks_9|} OutVars{#pthreadsForks=|v_#pthreadsForks_8|} AuxVars[] AssignedVars[#pthreadsForks] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,896 INFO L290 TraceCheckUtils]: 37: Hoare triple {22593#(= ~x~0 0)} [108] L780-1-->L780-2: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2265~0#1.base_3|) |v_ULTIMATE.start_main_~#t2265~0#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_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t2265~0#1.base=|v_ULTIMATE.start_main_~#t2265~0#1.base_3|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_3|, ULTIMATE.start_main_~#t2265~0#1.offset=|v_ULTIMATE.start_main_~#t2265~0#1.offset_3|} AuxVars[] AssignedVars[#memory_int] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,897 INFO L290 TraceCheckUtils]: 38: Hoare triple {22593#(= ~x~0 0)} [206] L780-2-->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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,899 INFO L290 TraceCheckUtils]: 39: Hoare triple {22593#(= ~x~0 0)} [197] P2ENTRY-->L751: 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] {22593#(= ~x~0 0)} is VALID [2022-02-20 20:32:35,900 INFO L290 TraceCheckUtils]: 40: Hoare triple {22593#(= ~x~0 0)} [198] L751-->L753: Formula: (= v_~__unbuffered_p2_EAX~0_1 v_~x~0_3) InVars {~x~0=v_~x~0_3} OutVars{~x~0=v_~x~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_1} AuxVars[] AssignedVars[~__unbuffered_p2_EAX~0] {22594#(= ~__unbuffered_p2_EAX~0 0)} is VALID [2022-02-20 20:32:35,900 INFO L290 TraceCheckUtils]: 41: Hoare triple {22594#(= ~__unbuffered_p2_EAX~0 0)} [187] L722-->L724: Formula: (= 2 v_~y~0_1) InVars {} OutVars{~y~0=v_~y~0_1} AuxVars[] AssignedVars[~y~0] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,901 INFO L290 TraceCheckUtils]: 42: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [128] L780-3-->L780-4: 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] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,901 INFO L290 TraceCheckUtils]: 43: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [175] L780-4-->L781: 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] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,901 INFO L290 TraceCheckUtils]: 44: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [142] L781-->L783: 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$tmp_guard0~0] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,902 INFO L290 TraceCheckUtils]: 45: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [117] L783-->L784: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,902 INFO L290 TraceCheckUtils]: 46: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [168] L784-->L784-1: Formula: (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_1| (mod v_~main$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] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,903 INFO L290 TraceCheckUtils]: 47: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [156] L784-1-->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] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,903 INFO L290 TraceCheckUtils]: 48: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [99] 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] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,903 INFO L290 TraceCheckUtils]: 49: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [178] 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[] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,904 INFO L290 TraceCheckUtils]: 50: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [145] L2-1-->L785: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} is VALID [2022-02-20 20:32:35,904 INFO L290 TraceCheckUtils]: 51: Hoare triple {22595#(or (not (= 2 ~y~0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 0)))} [181] L785-->L789: Formula: (= v_~main$tmp_guard1~0_2 (ite (= (ite (not (and (= 2 v_~y~0_4) (= v_~__unbuffered_p2_EAX~0_3 1) (= v_~__unbuffered_p0_EAX~0_3 0))) 1 0) 0) 0 1)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_3, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_2, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_3, ~y~0=v_~y~0_4} AuxVars[] AssignedVars[~main$tmp_guard1~0] {22596#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:32:35,905 INFO L290 TraceCheckUtils]: 52: Hoare triple {22596#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [101] L789-->L790: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22596#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} is VALID [2022-02-20 20:32:35,905 INFO L290 TraceCheckUtils]: 53: Hoare triple {22596#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0))} [104] L790-->L790-1: 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] {22597#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:32:35,906 INFO L290 TraceCheckUtils]: 54: Hoare triple {22597#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [158] L790-1-->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] {22597#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} is VALID [2022-02-20 20:32:35,906 INFO L290 TraceCheckUtils]: 55: Hoare triple {22597#(or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))} [139] 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] {22598#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} is VALID [2022-02-20 20:32:35,907 INFO L290 TraceCheckUtils]: 56: Hoare triple {22598#(or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0))} [172] 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[] {22592#false} is VALID [2022-02-20 20:32:35,907 INFO L290 TraceCheckUtils]: 57: Hoare triple {22592#false} [161] L18-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {22592#false} is VALID [2022-02-20 20:32:35,907 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 20:32:35,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 20:32:35,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305465612] [2022-02-20 20:32:35,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305465612] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 20:32:35,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 20:32:35,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 20:32:35,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766550412] [2022-02-20 20:32:35,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 20:32:35,908 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 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 20:32:35,909 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 20:32:35,909 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 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 20:32:35,944 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 20:32:35,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 20:32:35,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 20:32:35,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 20:32:35,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-02-20 20:32:35,949 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 90 [2022-02-20 20:32:35,949 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 86 transitions, 407 flow. Second operand has 8 states, 8 states have (on average 69.875) internal successors, (559), 8 states have internal predecessors, (559), 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 20:32:35,949 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-02-20 20:32:35,949 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 90 [2022-02-20 20:32:35,950 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-02-20 20:32:37,538 INFO L129 PetriNetUnfolder]: 126/456 cut-off events. [2022-02-20 20:32:37,538 INFO L130 PetriNetUnfolder]: For 3508/3995 co-relation queries the response was YES. [2022-02-20 20:32:37,539 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1924 conditions, 456 events. 126/456 cut-off events. For 3508/3995 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 2331 event pairs, 6 based on Foata normal form. 18/456 useless extension candidates. Maximal degree in co-relation 1864. Up to 96 conditions per place. [2022-02-20 20:32:37,541 INFO L132 encePairwiseOnDemand]: 79/90 looper letters, 22 selfloop transitions, 9 changer transitions 44/129 dead transitions. [2022-02-20 20:32:37,541 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 129 transitions, 1055 flow [2022-02-20 20:32:37,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 20:32:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-02-20 20:32:37,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 805 transitions. [2022-02-20 20:32:37,547 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8131313131313131 [2022-02-20 20:32:37,547 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 805 transitions. [2022-02-20 20:32:37,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 805 transitions. [2022-02-20 20:32:37,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-20 20:32:37,548 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 805 transitions. [2022-02-20 20:32:37,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 73.18181818181819) internal successors, (805), 11 states have internal predecessors, (805), 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 20:32:37,551 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 90.0) internal successors, (1080), 12 states have internal predecessors, (1080), 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 20:32:37,551 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 90.0) internal successors, (1080), 12 states have internal predecessors, (1080), 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 20:32:37,551 INFO L186 Difference]: Start difference. First operand has 117 places, 86 transitions, 407 flow. Second operand 11 states and 805 transitions. [2022-02-20 20:32:37,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 129 transitions, 1055 flow