./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix051_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7724a2de Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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 ../../../trunk/examples/svcomp/pthread-wmm/mix051_tso.oepc.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 --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 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-27 17:27:49,342 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 17:27:49,418 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-27 17:27:49,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 17:27:49,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 17:27:49,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 17:27:49,457 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 17:27:49,457 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 17:27:49,458 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 17:27:49,463 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 17:27:49,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 17:27:49,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 17:27:49,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 17:27:49,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 17:27:49,467 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 17:27:49,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 17:27:49,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 17:27:49,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 17:27:49,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-27 17:27:49,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 17:27:49,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 17:27:49,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 17:27:49,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 17:27:49,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 17:27:49,469 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 17:27:49,470 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 17:27:49,470 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 17:27:49,470 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 17:27:49,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 17:27:49,471 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 17:27:49,472 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 17:27:49,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 17:27:49,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 17:27:49,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 17:27:49,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 17:27:49,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 17:27:49,474 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-27 17:27:49,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-27 17:27:49,475 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 17:27:49,475 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 17:27:49,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 17:27:49,475 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 17:27:49,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 17:27:49,476 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 [2024-06-27 17:27:49,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 17:27:49,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 17:27:49,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 17:27:49,770 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 17:27:49,771 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 17:27:49,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix051_tso.oepc.i [2024-06-27 17:27:50,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 17:27:51,231 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 17:27:51,232 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix051_tso.oepc.i [2024-06-27 17:27:51,246 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afe81c036/34c3b38dfdcb496697d3bdbf7692640c/FLAG4aff2e42e [2024-06-27 17:27:51,258 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afe81c036/34c3b38dfdcb496697d3bdbf7692640c [2024-06-27 17:27:51,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 17:27:51,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-06-27 17:27:51,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 17:27:51,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 17:27:51,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 17:27:51,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b93a435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51, skipping insertion in model container [2024-06-27 17:27:51,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 17:27:51,463 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix051_tso.oepc.i[949,962] [2024-06-27 17:27:51,723 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:27:51,736 INFO L202 MainTranslator]: Completed pre-run [2024-06-27 17:27:51,747 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix051_tso.oepc.i[949,962] [2024-06-27 17:27:51,784 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 17:27:51,831 INFO L206 MainTranslator]: Completed translation [2024-06-27 17:27:51,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51 WrapperNode [2024-06-27 17:27:51,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 17:27:51,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-27 17:27:51,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-27 17:27:51,834 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-27 17:27:51,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,920 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2024-06-27 17:27:51,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-27 17:27:51,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-27 17:27:51,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-27 17:27:51,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-27 17:27:51,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,957 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,973 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-06-27 17:27:51,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:51,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:52,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:52,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:52,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-27 17:27:52,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-27 17:27:52,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-27 17:27:52,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-27 17:27:52,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (1/1) ... [2024-06-27 17:27:52,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 17:27:52,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-27 17:27:52,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-06-27 17:27:52,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-06-27 17:27:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-06-27 17:27:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-27 17:27:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-06-27 17:27:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-06-27 17:27:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-06-27 17:27:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-06-27 17:27:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-06-27 17:27:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-06-27 17:27:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-06-27 17:27:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-06-27 17:27:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-27 17:27:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-06-27 17:27:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-27 17:27:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-27 17:27:52,113 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-27 17:27:52,315 INFO L244 CfgBuilder]: Building ICFG [2024-06-27 17:27:52,317 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-27 17:27:52,718 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-27 17:27:52,718 INFO L293 CfgBuilder]: Performing block encoding [2024-06-27 17:27:52,910 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-06-27 17:27:52,911 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-06-27 17:27:52,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.06 05:27:52 BoogieIcfgContainer [2024-06-27 17:27:52,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-06-27 17:27:52,914 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-06-27 17:27:52,914 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-06-27 17:27:52,917 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-06-27 17:27:52,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.06 05:27:51" (1/3) ... [2024-06-27 17:27:52,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d5dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.06 05:27:52, skipping insertion in model container [2024-06-27 17:27:52,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 05:27:51" (2/3) ... [2024-06-27 17:27:52,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d5dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.06 05:27:52, skipping insertion in model container [2024-06-27 17:27:52,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.06 05:27:52" (3/3) ... [2024-06-27 17:27:52,925 INFO L112 eAbstractionObserver]: Analyzing ICFG mix051_tso.oepc.i [2024-06-27 17:27:52,933 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-06-27 17:27:52,942 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-06-27 17:27:52,942 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-06-27 17:27:52,943 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-06-27 17:27:52,998 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-06-27 17:27:53,030 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 60 places, 48 transitions, 112 flow [2024-06-27 17:27:53,064 INFO L124 PetriNetUnfolderBase]: 1/44 cut-off events. [2024-06-27 17:27:53,065 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-27 17:27:53,070 INFO L83 FinitePrefix]: Finished finitePrefix Result has 57 conditions, 44 events. 1/44 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 92 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2024-06-27 17:27:53,071 INFO L82 GeneralOperation]: Start removeDead. Operand has 60 places, 48 transitions, 112 flow [2024-06-27 17:27:53,076 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 56 places, 44 transitions, 100 flow [2024-06-27 17:27:53,091 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-06-27 17:27:53,100 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@24813cf7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-06-27 17:27:53,101 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-06-27 17:27:53,110 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-06-27 17:27:53,110 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events. [2024-06-27 17:27:53,110 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-27 17:27:53,110 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:27:53,111 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-06-27 17:27:53,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:27:53,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:27:53,118 INFO L85 PathProgramCache]: Analyzing trace with hash -996313560, now seen corresponding path program 1 times [2024-06-27 17:27:53,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:27:53,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659428303] [2024-06-27 17:27:53,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:27:53,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:27:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:27:53,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:27:53,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:27:53,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659428303] [2024-06-27 17:27:53,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659428303] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:27:53,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:27:53,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-06-27 17:27:53,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640518554] [2024-06-27 17:27:53,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:27:53,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-27 17:27:53,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:27:53,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-27 17:27:53,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-27 17:27:53,654 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 23 out of 48 [2024-06-27 17:27:53,656 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 44 transitions, 100 flow. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2024-06-27 17:27:53,656 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:27:53,656 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 23 of 48 [2024-06-27 17:27:53,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:27:54,343 INFO L124 PetriNetUnfolderBase]: 2160/3608 cut-off events. [2024-06-27 17:27:54,344 INFO L125 PetriNetUnfolderBase]: For 36/36 co-relation queries the response was YES. [2024-06-27 17:27:54,380 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6737 conditions, 3608 events. 2160/3608 cut-off events. For 36/36 co-relation queries the response was YES. Maximal size of possible extension queue 229. Compared 24683 event pairs, 384 based on Foata normal form. 108/3632 useless extension candidates. Maximal degree in co-relation 6725. Up to 2416 conditions per place. [2024-06-27 17:27:54,399 INFO L140 encePairwiseOnDemand]: 44/48 looper letters, 35 selfloop transitions, 2 changer transitions 2/58 dead transitions. [2024-06-27 17:27:54,400 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 58 transitions, 212 flow [2024-06-27 17:27:54,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-27 17:27:54,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-27 17:27:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 111 transitions. [2024-06-27 17:27:54,411 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7708333333333334 [2024-06-27 17:27:54,413 INFO L175 Difference]: Start difference. First operand has 56 places, 44 transitions, 100 flow. Second operand 3 states and 111 transitions. [2024-06-27 17:27:54,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 58 transitions, 212 flow [2024-06-27 17:27:54,417 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 58 transitions, 206 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-06-27 17:27:54,423 INFO L231 Difference]: Finished difference. Result has 53 places, 41 transitions, 94 flow [2024-06-27 17:27:54,425 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=94, PETRI_PLACES=53, PETRI_TRANSITIONS=41} [2024-06-27 17:27:54,428 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, -3 predicate places. [2024-06-27 17:27:54,428 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 41 transitions, 94 flow [2024-06-27 17:27:54,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2024-06-27 17:27:54,428 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:27:54,429 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 17:27:54,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-06-27 17:27:54,429 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:27:54,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:27:54,431 INFO L85 PathProgramCache]: Analyzing trace with hash 998320935, now seen corresponding path program 1 times [2024-06-27 17:27:54,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:27:54,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456687549] [2024-06-27 17:27:54,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:27:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:27:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:27:54,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:27:54,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:27:54,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456687549] [2024-06-27 17:27:54,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456687549] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:27:54,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:27:54,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-27 17:27:54,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998872030] [2024-06-27 17:27:54,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:27:54,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-06-27 17:27:54,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:27:54,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-06-27 17:27:54,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-06-27 17:27:54,999 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 48 [2024-06-27 17:27:55,000 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 41 transitions, 94 flow. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 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) [2024-06-27 17:27:55,000 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:27:55,001 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 48 [2024-06-27 17:27:55,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:27:56,126 INFO L124 PetriNetUnfolderBase]: 4352/6772 cut-off events. [2024-06-27 17:27:56,127 INFO L125 PetriNetUnfolderBase]: For 392/392 co-relation queries the response was YES. [2024-06-27 17:27:56,136 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13343 conditions, 6772 events. 4352/6772 cut-off events. For 392/392 co-relation queries the response was YES. Maximal size of possible extension queue 430. Compared 45987 event pairs, 2231 based on Foata normal form. 0/6614 useless extension candidates. Maximal degree in co-relation 13333. Up to 3913 conditions per place. [2024-06-27 17:27:56,161 INFO L140 encePairwiseOnDemand]: 41/48 looper letters, 36 selfloop transitions, 3 changer transitions 48/103 dead transitions. [2024-06-27 17:27:56,161 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 103 transitions, 410 flow [2024-06-27 17:27:56,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-27 17:27:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-27 17:27:56,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 249 transitions. [2024-06-27 17:27:56,169 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6484375 [2024-06-27 17:27:56,169 INFO L175 Difference]: Start difference. First operand has 53 places, 41 transitions, 94 flow. Second operand 8 states and 249 transitions. [2024-06-27 17:27:56,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 103 transitions, 410 flow [2024-06-27 17:27:56,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 103 transitions, 394 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-06-27 17:27:56,175 INFO L231 Difference]: Finished difference. Result has 62 places, 42 transitions, 123 flow [2024-06-27 17:27:56,175 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=123, PETRI_PLACES=62, PETRI_TRANSITIONS=42} [2024-06-27 17:27:56,176 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 6 predicate places. [2024-06-27 17:27:56,176 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 42 transitions, 123 flow [2024-06-27 17:27:56,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 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) [2024-06-27 17:27:56,177 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:27:56,177 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 17:27:56,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-06-27 17:27:56,178 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:27:56,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:27:56,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1641187607, now seen corresponding path program 1 times [2024-06-27 17:27:56,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:27:56,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568614813] [2024-06-27 17:27:56,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:27:56,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:27:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:27:57,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:27:57,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:27:57,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568614813] [2024-06-27 17:27:57,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568614813] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:27:57,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:27:57,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-27 17:27:57,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923111714] [2024-06-27 17:27:57,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:27:57,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 17:27:57,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:27:57,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 17:27:57,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-06-27 17:27:57,477 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 48 [2024-06-27 17:27:57,479 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 42 transitions, 123 flow. Second operand has 7 states, 7 states have (on average 19.142857142857142) internal successors, (134), 7 states have internal predecessors, (134), 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) [2024-06-27 17:27:57,479 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:27:57,479 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 48 [2024-06-27 17:27:57,479 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:27:59,339 INFO L124 PetriNetUnfolderBase]: 8611/12902 cut-off events. [2024-06-27 17:27:59,340 INFO L125 PetriNetUnfolderBase]: For 8169/8169 co-relation queries the response was YES. [2024-06-27 17:27:59,365 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30678 conditions, 12902 events. 8611/12902 cut-off events. For 8169/8169 co-relation queries the response was YES. Maximal size of possible extension queue 673. Compared 88244 event pairs, 3585 based on Foata normal form. 314/13209 useless extension candidates. Maximal degree in co-relation 30663. Up to 9200 conditions per place. [2024-06-27 17:27:59,422 INFO L140 encePairwiseOnDemand]: 34/48 looper letters, 62 selfloop transitions, 26 changer transitions 46/147 dead transitions. [2024-06-27 17:27:59,423 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 147 transitions, 707 flow [2024-06-27 17:27:59,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-06-27 17:27:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-06-27 17:27:59,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 304 transitions. [2024-06-27 17:27:59,425 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6333333333333333 [2024-06-27 17:27:59,425 INFO L175 Difference]: Start difference. First operand has 62 places, 42 transitions, 123 flow. Second operand 10 states and 304 transitions. [2024-06-27 17:27:59,425 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 147 transitions, 707 flow [2024-06-27 17:27:59,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 147 transitions, 694 flow, removed 4 selfloop flow, removed 3 redundant places. [2024-06-27 17:27:59,530 INFO L231 Difference]: Finished difference. Result has 70 places, 68 transitions, 342 flow [2024-06-27 17:27:59,530 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=342, PETRI_PLACES=70, PETRI_TRANSITIONS=68} [2024-06-27 17:27:59,531 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 14 predicate places. [2024-06-27 17:27:59,531 INFO L495 AbstractCegarLoop]: Abstraction has has 70 places, 68 transitions, 342 flow [2024-06-27 17:27:59,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.142857142857142) internal successors, (134), 7 states have internal predecessors, (134), 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) [2024-06-27 17:27:59,532 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:27:59,532 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 17:27:59,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-06-27 17:27:59,532 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:27:59,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:27:59,533 INFO L85 PathProgramCache]: Analyzing trace with hash 404271845, now seen corresponding path program 2 times [2024-06-27 17:27:59,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:27:59,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252074292] [2024-06-27 17:27:59,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:27:59,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:27:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:27:59,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:27:59,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:27:59,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252074292] [2024-06-27 17:27:59,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252074292] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:27:59,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:27:59,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-06-27 17:27:59,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293729204] [2024-06-27 17:27:59,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:27:59,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-06-27 17:27:59,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:27:59,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-06-27 17:27:59,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-06-27 17:27:59,732 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 48 [2024-06-27 17:27:59,732 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 68 transitions, 342 flow. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 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) [2024-06-27 17:27:59,732 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:27:59,733 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 48 [2024-06-27 17:27:59,733 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:00,630 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][33], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 32#L811true, 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, 49#L856true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:00,630 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is not cut-off event [2024-06-27 17:28:00,630 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:00,630 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:00,631 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:00,631 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][33], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 32#L811true, 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), 10#L858true, Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:00,631 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,631 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,631 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,632 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,632 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][59], [30#L814true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, 49#L856true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:00,632 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,632 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,633 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,633 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:00,805 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][59], [30#L814true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), 10#L858true, Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:00,805 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,805 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,805 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,806 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,807 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][59], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, 49#L856true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, 48#P2EXITtrue, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:00,807 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,807 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,808 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,808 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,808 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][87], [30#L814true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 10#L858true, Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:00,808 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,808 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,809 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:00,809 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:01,156 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][59], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), 10#L858true, Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 48#P2EXITtrue, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,157 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,157 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,157 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,157 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,159 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][87], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 10#L858true, Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, 48#P2EXITtrue, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,159 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,159 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,160 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,160 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,161 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][87], [30#L814true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 34#L860true, 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,161 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,161 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,161 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,161 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:01,368 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][87], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 34#L860true, 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, 48#P2EXITtrue, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,368 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,369 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,369 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,369 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,632 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([345] L866-->L882: Formula: (let ((.cse8 (= (mod v_~x$r_buff1_thd0~0_84 256) 0)) (.cse5 (= (mod v_~x$r_buff0_thd0~0_80 256) 0))) (let ((.cse6 (not .cse5)) (.cse2 (and .cse8 .cse5)) (.cse9 (and (= (mod v_~x$w_buff1_used~0_151 256) 0) .cse5)) (.cse12 (= (mod v_~x$w_buff0_used~0_170 256) 0))) (let ((.cse10 (or .cse2 .cse9 .cse12)) (.cse11 (and .cse6 (not .cse12)))) (let ((.cse4 (= (mod v_~x$w_buff1_used~0_150 256) 0)) (.cse3 (= (mod v_~x$w_buff0_used~0_169 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_46 256) 0))) (.cse1 (ite .cse10 v_~x~0_114 (ite .cse11 v_~x$w_buff0~0_83 v_~x$w_buff1~0_72)))) (and (= v_~x~0_113 (ite .cse0 v_~x$mem_tmp~0_38 .cse1)) (or (= v_~weak$$choice0~0_23 0) (= v_~weak$$choice0~0_23 1)) (= v_~x$r_buff0_thd0~0_79 (ite .cse0 v_~x$r_buff0_thd0~0_80 (ite (or .cse2 .cse3 (and .cse4 .cse5)) v_~x$r_buff0_thd0~0_80 (ite (and .cse6 (not .cse3)) 0 v_~x$r_buff0_thd0~0_80)))) (= v_~x$flush_delayed~0_47 0) (= v_~x$w_buff0~0_83 v_~x$w_buff0~0_82) (= v_~x$r_buff1_thd0~0_83 (ite .cse0 v_~x$r_buff1_thd0~0_84 (ite (let ((.cse7 (= 0 (mod v_~x$r_buff0_thd0~0_79 256)))) (or (and .cse7 .cse8) (and .cse4 .cse7) .cse3)) v_~x$r_buff1_thd0~0_84 0))) (= v_~x$w_buff1~0_72 v_~x$w_buff1~0_71) (= (ite .cse0 v_~x$w_buff1_used~0_151 (ite (or .cse2 .cse9 .cse3) v_~x$w_buff1_used~0_151 0)) v_~x$w_buff1_used~0_150) (= (ite .cse0 v_~x$w_buff0_used~0_170 (ite .cse10 v_~x$w_buff0_used~0_170 (ite .cse11 0 v_~x$w_buff0_used~0_170))) v_~x$w_buff0_used~0_169) (or (= v_~weak$$choice2~0_46 0) (= v_~weak$$choice2~0_46 1)) (= v_~x$mem_tmp~0_38 v_~x~0_114) (= v_~main$tmp_guard1~0_36 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_26 0) (= v_~__unbuffered_p1_EAX~0_26 0) (= v_~__unbuffered_p3_EAX~0_24 0) (= 2 .cse1))) 1 0) 0) 0 1))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_83, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_80, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_26, ~x$w_buff1~0=v_~x$w_buff1~0_72, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_24, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_151, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_26, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_84, ~x~0=v_~x~0_114, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_170} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_82, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_79, ~x$flush_delayed~0=v_~x$flush_delayed~0_47, ~x$w_buff1~0=v_~x$w_buff1~0_71, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_150, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_36, ~x$mem_tmp~0=v_~x$mem_tmp~0_38, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_83, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_49|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_169, ~weak$$choice0~0=v_~weak$$choice0~0_23, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_41|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_26, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_24, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_26, ~weak$$choice2~0=v_~weak$$choice2~0_46, ~x~0=v_~x~0_113} AuxVars[] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, ~x$flush_delayed~0, ~x$w_buff1~0, ~x$w_buff1_used~0, ~main$tmp_guard1~0, ~x$mem_tmp~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~nondet12#1, ~x$w_buff0_used~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~nondet11#1, ~weak$$choice2~0, ~x~0][85], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), 30#L814true, Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 33#L882true, Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 17#L824true, Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), P0Thread1of1ForFork0InUse, 35#L754true, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,633 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,633 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,633 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,633 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,634 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][87], [30#L814true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 17#L824true, Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, 13#L866true, P1Thread1of1ForFork2InUse, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,634 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,634 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,634 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,634 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2024-06-27 17:28:01,816 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([345] L866-->L882: Formula: (let ((.cse8 (= (mod v_~x$r_buff1_thd0~0_84 256) 0)) (.cse5 (= (mod v_~x$r_buff0_thd0~0_80 256) 0))) (let ((.cse6 (not .cse5)) (.cse2 (and .cse8 .cse5)) (.cse9 (and (= (mod v_~x$w_buff1_used~0_151 256) 0) .cse5)) (.cse12 (= (mod v_~x$w_buff0_used~0_170 256) 0))) (let ((.cse10 (or .cse2 .cse9 .cse12)) (.cse11 (and .cse6 (not .cse12)))) (let ((.cse4 (= (mod v_~x$w_buff1_used~0_150 256) 0)) (.cse3 (= (mod v_~x$w_buff0_used~0_169 256) 0)) (.cse0 (not (= (mod v_~weak$$choice2~0_46 256) 0))) (.cse1 (ite .cse10 v_~x~0_114 (ite .cse11 v_~x$w_buff0~0_83 v_~x$w_buff1~0_72)))) (and (= v_~x~0_113 (ite .cse0 v_~x$mem_tmp~0_38 .cse1)) (or (= v_~weak$$choice0~0_23 0) (= v_~weak$$choice0~0_23 1)) (= v_~x$r_buff0_thd0~0_79 (ite .cse0 v_~x$r_buff0_thd0~0_80 (ite (or .cse2 .cse3 (and .cse4 .cse5)) v_~x$r_buff0_thd0~0_80 (ite (and .cse6 (not .cse3)) 0 v_~x$r_buff0_thd0~0_80)))) (= v_~x$flush_delayed~0_47 0) (= v_~x$w_buff0~0_83 v_~x$w_buff0~0_82) (= v_~x$r_buff1_thd0~0_83 (ite .cse0 v_~x$r_buff1_thd0~0_84 (ite (let ((.cse7 (= 0 (mod v_~x$r_buff0_thd0~0_79 256)))) (or (and .cse7 .cse8) (and .cse4 .cse7) .cse3)) v_~x$r_buff1_thd0~0_84 0))) (= v_~x$w_buff1~0_72 v_~x$w_buff1~0_71) (= (ite .cse0 v_~x$w_buff1_used~0_151 (ite (or .cse2 .cse9 .cse3) v_~x$w_buff1_used~0_151 0)) v_~x$w_buff1_used~0_150) (= (ite .cse0 v_~x$w_buff0_used~0_170 (ite .cse10 v_~x$w_buff0_used~0_170 (ite .cse11 0 v_~x$w_buff0_used~0_170))) v_~x$w_buff0_used~0_169) (or (= v_~weak$$choice2~0_46 0) (= v_~weak$$choice2~0_46 1)) (= v_~x$mem_tmp~0_38 v_~x~0_114) (= v_~main$tmp_guard1~0_36 (ite (= (ite (not (and (= v_~__unbuffered_p2_EAX~0_26 0) (= v_~__unbuffered_p1_EAX~0_26 0) (= v_~__unbuffered_p3_EAX~0_24 0) (= 2 .cse1))) 1 0) 0) 0 1))))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_83, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_80, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_26, ~x$w_buff1~0=v_~x$w_buff1~0_72, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_24, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_151, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_26, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_84, ~x~0=v_~x~0_114, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_170} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_82, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_79, ~x$flush_delayed~0=v_~x$flush_delayed~0_47, ~x$w_buff1~0=v_~x$w_buff1~0_71, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_150, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_36, ~x$mem_tmp~0=v_~x$mem_tmp~0_38, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_83, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_49|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_169, ~weak$$choice0~0=v_~weak$$choice0~0_23, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_41|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_26, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_24, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_26, ~weak$$choice2~0=v_~weak$$choice2~0_46, ~x~0=v_~x~0_113} AuxVars[] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd0~0, ~x$flush_delayed~0, ~x$w_buff1~0, ~x$w_buff1_used~0, ~main$tmp_guard1~0, ~x$mem_tmp~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~nondet12#1, ~x$w_buff0_used~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~nondet11#1, ~weak$$choice2~0, ~x~0][85], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 33#L882true, Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 17#L824true, Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), P0Thread1of1ForFork0InUse, 35#L754true, 31#L784true, P2Thread1of1ForFork3InUse, P1Thread1of1ForFork2InUse, 48#P2EXITtrue, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,816 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,816 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,816 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,816 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,817 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][87], [Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 96#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 87#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 105#true, Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 17#L824true, P0Thread1of1ForFork0InUse, 31#L784true, P2Thread1of1ForFork3InUse, 13#L866true, P1Thread1of1ForFork2InUse, 48#P2EXITtrue, 82#true, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:01,817 INFO L294 olderBase$Statistics]: this new event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,817 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,817 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-06-27 17:28:01,817 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2024-06-27 17:28:02,646 INFO L124 PetriNetUnfolderBase]: 15694/22568 cut-off events. [2024-06-27 17:28:02,646 INFO L125 PetriNetUnfolderBase]: For 47538/50280 co-relation queries the response was YES. [2024-06-27 17:28:02,732 INFO L83 FinitePrefix]: Finished finitePrefix Result has 71570 conditions, 22568 events. 15694/22568 cut-off events. For 47538/50280 co-relation queries the response was YES. Maximal size of possible extension queue 1202. Compared 148935 event pairs, 3007 based on Foata normal form. 747/22053 useless extension candidates. Maximal degree in co-relation 71548. Up to 11628 conditions per place. [2024-06-27 17:28:02,913 INFO L140 encePairwiseOnDemand]: 41/48 looper letters, 66 selfloop transitions, 6 changer transitions 0/95 dead transitions. [2024-06-27 17:28:02,914 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 95 transitions, 586 flow [2024-06-27 17:28:02,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-06-27 17:28:02,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-06-27 17:28:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 131 transitions. [2024-06-27 17:28:02,915 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6822916666666666 [2024-06-27 17:28:02,915 INFO L175 Difference]: Start difference. First operand has 70 places, 68 transitions, 342 flow. Second operand 4 states and 131 transitions. [2024-06-27 17:28:02,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 95 transitions, 586 flow [2024-06-27 17:28:03,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 95 transitions, 564 flow, removed 11 selfloop flow, removed 2 redundant places. [2024-06-27 17:28:03,096 INFO L231 Difference]: Finished difference. Result has 69 places, 68 transitions, 340 flow [2024-06-27 17:28:03,096 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=294, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=340, PETRI_PLACES=69, PETRI_TRANSITIONS=68} [2024-06-27 17:28:03,097 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 13 predicate places. [2024-06-27 17:28:03,097 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 68 transitions, 340 flow [2024-06-27 17:28:03,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 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) [2024-06-27 17:28:03,098 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:03,098 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 17:28:03,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-06-27 17:28:03,098 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:03,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:03,099 INFO L85 PathProgramCache]: Analyzing trace with hash 489537589, now seen corresponding path program 1 times [2024-06-27 17:28:03,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:03,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337837289] [2024-06-27 17:28:03,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:03,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:03,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:03,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337837289] [2024-06-27 17:28:03,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337837289] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:03,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:03,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-27 17:28:03,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869301941] [2024-06-27 17:28:03,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:03,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 17:28:03,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:03,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 17:28:03,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-06-27 17:28:03,731 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 48 [2024-06-27 17:28:03,732 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 68 transitions, 340 flow. Second operand has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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) [2024-06-27 17:28:03,732 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:03,732 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 48 [2024-06-27 17:28:03,732 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:05,718 INFO L124 PetriNetUnfolderBase]: 10888/16969 cut-off events. [2024-06-27 17:28:05,718 INFO L125 PetriNetUnfolderBase]: For 35631/37341 co-relation queries the response was YES. [2024-06-27 17:28:05,769 INFO L83 FinitePrefix]: Finished finitePrefix Result has 57662 conditions, 16969 events. 10888/16969 cut-off events. For 35631/37341 co-relation queries the response was YES. Maximal size of possible extension queue 927. Compared 124960 event pairs, 4005 based on Foata normal form. 367/16228 useless extension candidates. Maximal degree in co-relation 57638. Up to 10361 conditions per place. [2024-06-27 17:28:05,859 INFO L140 encePairwiseOnDemand]: 38/48 looper letters, 85 selfloop transitions, 21 changer transitions 0/133 dead transitions. [2024-06-27 17:28:05,859 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 133 transitions, 837 flow [2024-06-27 17:28:05,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-27 17:28:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-27 17:28:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 249 transitions. [2024-06-27 17:28:05,861 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6484375 [2024-06-27 17:28:05,861 INFO L175 Difference]: Start difference. First operand has 69 places, 68 transitions, 340 flow. Second operand 8 states and 249 transitions. [2024-06-27 17:28:05,861 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 133 transitions, 837 flow [2024-06-27 17:28:05,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 133 transitions, 827 flow, removed 4 selfloop flow, removed 1 redundant places. [2024-06-27 17:28:05,876 INFO L231 Difference]: Finished difference. Result has 78 places, 82 transitions, 519 flow [2024-06-27 17:28:05,876 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=519, PETRI_PLACES=78, PETRI_TRANSITIONS=82} [2024-06-27 17:28:05,879 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 22 predicate places. [2024-06-27 17:28:05,879 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 82 transitions, 519 flow [2024-06-27 17:28:05,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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) [2024-06-27 17:28:05,879 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:05,879 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-27 17:28:05,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-06-27 17:28:05,880 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:05,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:05,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1965071731, now seen corresponding path program 1 times [2024-06-27 17:28:05,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:05,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156783862] [2024-06-27 17:28:05,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:05,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:06,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:06,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:06,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156783862] [2024-06-27 17:28:06,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156783862] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:06,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:06,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-06-27 17:28:06,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116053533] [2024-06-27 17:28:06,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:06,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-06-27 17:28:06,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:06,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-06-27 17:28:06,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-06-27 17:28:06,218 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 48 [2024-06-27 17:28:06,219 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 82 transitions, 519 flow. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 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) [2024-06-27 17:28:06,219 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:06,219 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 48 [2024-06-27 17:28:06,219 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:06,891 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][33], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), 32#L811true, 137#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:06,891 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is not cut-off event [2024-06-27 17:28:06,891 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:06,891 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:06,891 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:06,891 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, 30#L814true, 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:06,892 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,892 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,892 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,892 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,892 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][33], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), 32#L811true, 137#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 10#L858true, Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:06,892 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,893 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,893 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,893 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:06,978 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 30#L814true, 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:06,978 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,978 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,978 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,978 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,979 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:06,979 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,979 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,979 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,980 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,980 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 30#L814true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 10#L858true, Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:06,980 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,980 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,980 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:06,980 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:07,079 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:07,080 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,080 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,080 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,080 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,082 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), 14#L761true, Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:07,082 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,082 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,082 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:07,082 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:08,269 INFO L124 PetriNetUnfolderBase]: 13380/19436 cut-off events. [2024-06-27 17:28:08,269 INFO L125 PetriNetUnfolderBase]: For 53863/56559 co-relation queries the response was YES. [2024-06-27 17:28:08,319 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69587 conditions, 19436 events. 13380/19436 cut-off events. For 53863/56559 co-relation queries the response was YES. Maximal size of possible extension queue 819. Compared 124147 event pairs, 2195 based on Foata normal form. 742/19157 useless extension candidates. Maximal degree in co-relation 69559. Up to 7521 conditions per place. [2024-06-27 17:28:08,411 INFO L140 encePairwiseOnDemand]: 41/48 looper letters, 98 selfloop transitions, 10 changer transitions 6/137 dead transitions. [2024-06-27 17:28:08,411 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 137 transitions, 1069 flow [2024-06-27 17:28:08,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-06-27 17:28:08,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-06-27 17:28:08,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 168 transitions. [2024-06-27 17:28:08,413 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7 [2024-06-27 17:28:08,413 INFO L175 Difference]: Start difference. First operand has 78 places, 82 transitions, 519 flow. Second operand 5 states and 168 transitions. [2024-06-27 17:28:08,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 137 transitions, 1069 flow [2024-06-27 17:28:08,534 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 137 transitions, 1027 flow, removed 21 selfloop flow, removed 0 redundant places. [2024-06-27 17:28:08,536 INFO L231 Difference]: Finished difference. Result has 84 places, 81 transitions, 507 flow [2024-06-27 17:28:08,536 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=495, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=507, PETRI_PLACES=84, PETRI_TRANSITIONS=81} [2024-06-27 17:28:08,537 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 28 predicate places. [2024-06-27 17:28:08,537 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 81 transitions, 507 flow [2024-06-27 17:28:08,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 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) [2024-06-27 17:28:08,538 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:08,538 INFO L208 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] [2024-06-27 17:28:08,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-06-27 17:28:08,538 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:08,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:08,539 INFO L85 PathProgramCache]: Analyzing trace with hash -160055579, now seen corresponding path program 1 times [2024-06-27 17:28:08,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:08,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862037708] [2024-06-27 17:28:08,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:08,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:08,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:08,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862037708] [2024-06-27 17:28:08,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862037708] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:08,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:08,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-06-27 17:28:08,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191553941] [2024-06-27 17:28:08,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:08,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-27 17:28:08,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:08,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-27 17:28:08,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-06-27 17:28:08,725 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 48 [2024-06-27 17:28:08,726 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 81 transitions, 507 flow. Second operand has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 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) [2024-06-27 17:28:08,726 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:08,726 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 48 [2024-06-27 17:28:08,726 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:09,378 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][33], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), 32#L811true, 137#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 149#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,378 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is not cut-off event [2024-06-27 17:28:09,378 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:09,378 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:09,378 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:09,379 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 30#L814true, 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,379 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][33], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), 32#L811true, 137#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 149#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 10#L858true, Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,379 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,379 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:09,473 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 30#L814true, 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,473 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,473 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,473 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,474 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,475 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 30#L814true, 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,475 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,475 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,476 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:09,570 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,570 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,570 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,570 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,571 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,572 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][62], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), Black: 127#(and (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), 113#true, Black: 125#(and (= 0 ~x$w_buff1~0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (or (= ~x~0 0) (= ~x~0 1)) (= ~x$r_buff1_thd1~0 0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 17#L824true, P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:09,572 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,572 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,572 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:09,572 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:10,159 INFO L124 PetriNetUnfolderBase]: 9769/14089 cut-off events. [2024-06-27 17:28:10,159 INFO L125 PetriNetUnfolderBase]: For 42448/44416 co-relation queries the response was YES. [2024-06-27 17:28:10,200 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53076 conditions, 14089 events. 9769/14089 cut-off events. For 42448/44416 co-relation queries the response was YES. Maximal size of possible extension queue 765. Compared 85886 event pairs, 1235 based on Foata normal form. 524/13641 useless extension candidates. Maximal degree in co-relation 53044. Up to 4576 conditions per place. [2024-06-27 17:28:10,246 INFO L140 encePairwiseOnDemand]: 41/48 looper letters, 107 selfloop transitions, 14 changer transitions 0/144 dead transitions. [2024-06-27 17:28:10,247 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 144 transitions, 1089 flow [2024-06-27 17:28:10,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-27 17:28:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-27 17:28:10,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 203 transitions. [2024-06-27 17:28:10,249 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7048611111111112 [2024-06-27 17:28:10,249 INFO L175 Difference]: Start difference. First operand has 84 places, 81 transitions, 507 flow. Second operand 6 states and 203 transitions. [2024-06-27 17:28:10,249 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 144 transitions, 1089 flow [2024-06-27 17:28:10,268 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 144 transitions, 1067 flow, removed 7 selfloop flow, removed 4 redundant places. [2024-06-27 17:28:10,270 INFO L231 Difference]: Finished difference. Result has 83 places, 85 transitions, 564 flow [2024-06-27 17:28:10,270 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=479, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=564, PETRI_PLACES=83, PETRI_TRANSITIONS=85} [2024-06-27 17:28:10,271 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 27 predicate places. [2024-06-27 17:28:10,271 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 85 transitions, 564 flow [2024-06-27 17:28:10,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 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) [2024-06-27 17:28:10,271 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:10,271 INFO L208 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] [2024-06-27 17:28:10,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-06-27 17:28:10,272 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:10,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:10,272 INFO L85 PathProgramCache]: Analyzing trace with hash 786847268, now seen corresponding path program 1 times [2024-06-27 17:28:10,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:10,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433663007] [2024-06-27 17:28:10,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:10,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:10,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:10,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:10,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433663007] [2024-06-27 17:28:10,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433663007] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:10,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:10,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-27 17:28:10,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812202527] [2024-06-27 17:28:10,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:10,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 17:28:10,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:10,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 17:28:10,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-06-27 17:28:10,647 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 48 [2024-06-27 17:28:10,647 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 85 transitions, 564 flow. Second operand has 7 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 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) [2024-06-27 17:28:10,647 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:10,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 48 [2024-06-27 17:28:10,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:12,612 INFO L124 PetriNetUnfolderBase]: 9578/15289 cut-off events. [2024-06-27 17:28:12,612 INFO L125 PetriNetUnfolderBase]: For 43831/49296 co-relation queries the response was YES. [2024-06-27 17:28:12,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55146 conditions, 15289 events. 9578/15289 cut-off events. For 43831/49296 co-relation queries the response was YES. Maximal size of possible extension queue 848. Compared 112998 event pairs, 1016 based on Foata normal form. 542/14528 useless extension candidates. Maximal degree in co-relation 55114. Up to 6650 conditions per place. [2024-06-27 17:28:12,732 INFO L140 encePairwiseOnDemand]: 38/48 looper letters, 112 selfloop transitions, 18 changer transitions 23/185 dead transitions. [2024-06-27 17:28:12,732 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 185 transitions, 1469 flow [2024-06-27 17:28:12,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-27 17:28:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-27 17:28:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 238 transitions. [2024-06-27 17:28:12,735 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6197916666666666 [2024-06-27 17:28:12,735 INFO L175 Difference]: Start difference. First operand has 83 places, 85 transitions, 564 flow. Second operand 8 states and 238 transitions. [2024-06-27 17:28:12,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 185 transitions, 1469 flow [2024-06-27 17:28:12,857 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 185 transitions, 1438 flow, removed 8 selfloop flow, removed 3 redundant places. [2024-06-27 17:28:12,859 INFO L231 Difference]: Finished difference. Result has 93 places, 101 transitions, 754 flow [2024-06-27 17:28:12,859 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=533, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=754, PETRI_PLACES=93, PETRI_TRANSITIONS=101} [2024-06-27 17:28:12,860 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 37 predicate places. [2024-06-27 17:28:12,860 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 101 transitions, 754 flow [2024-06-27 17:28:12,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 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) [2024-06-27 17:28:12,860 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:12,860 INFO L208 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] [2024-06-27 17:28:12,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-06-27 17:28:12,861 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:12,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:12,861 INFO L85 PathProgramCache]: Analyzing trace with hash -96871266, now seen corresponding path program 2 times [2024-06-27 17:28:12,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:12,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196815904] [2024-06-27 17:28:12,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:12,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:13,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:13,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:13,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196815904] [2024-06-27 17:28:13,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196815904] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:13,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:13,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-27 17:28:13,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31208815] [2024-06-27 17:28:13,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:13,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 17:28:13,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:13,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 17:28:13,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-06-27 17:28:13,287 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 48 [2024-06-27 17:28:13,287 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 101 transitions, 754 flow. Second operand has 7 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 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) [2024-06-27 17:28:13,288 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:13,288 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 48 [2024-06-27 17:28:13,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:14,384 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][36], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 113#true, 32#L811true, 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 82#true, 188#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 149#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,387 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is not cut-off event [2024-06-27 17:28:14,387 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:14,387 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:14,387 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is not cut-off event [2024-06-27 17:28:14,387 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][36], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 113#true, 32#L811true, 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 139#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1) (<= 0 ~main$tmp_guard0~0)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 82#true, 188#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 149#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), 10#L858true, Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,388 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][78], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 30#L814true, 113#true, 190#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,388 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,388 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2024-06-27 17:28:14,530 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][78], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 30#L814true, 113#true, 190#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,530 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,530 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,530 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,530 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,532 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][78], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 113#true, 190#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), 49#L856true, Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,532 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,532 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,532 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,532 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,532 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][78], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 30#L814true, 113#true, 190#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), 10#L858true, Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,532 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,532 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,533 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,533 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2024-06-27 17:28:14,686 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][78], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 113#true, 190#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), 10#L858true, Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,687 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,687 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,687 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,687 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,690 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([377] L754-->L761: Formula: (let ((.cse4 (not (= (mod v_~x$w_buff0_used~0_51 256) 0))) (.cse3 (not (= (mod v_~x$r_buff1_thd1~0_20 256) 0))) (.cse5 (not (= (mod v_~x$r_buff0_thd1~0_22 256) 0)))) (let ((.cse2 (and (not (= (mod v_~x$w_buff0_used~0_52 256) 0)) .cse5)) (.cse0 (and .cse3 (not (= (mod v_~x$w_buff1_used~0_43 256) 0)))) (.cse1 (and .cse4 .cse5))) (and (= v_~x$w_buff1_used~0_42 (ite (or .cse0 .cse1) 0 v_~x$w_buff1_used~0_43)) (= (ite .cse2 0 v_~x$w_buff0_used~0_52) v_~x$w_buff0_used~0_51) (= v_~x$r_buff1_thd1~0_19 (ite (or (and (not (= (mod v_~x$w_buff1_used~0_42 256) 0)) .cse3) (and .cse4 (not (= (mod v_~x$r_buff0_thd1~0_21 256) 0)))) 0 v_~x$r_buff1_thd1~0_20)) (= (ite .cse2 v_~x$w_buff0~0_12 (ite .cse0 v_~x$w_buff1~0_11 v_~x~0_20)) v_~x~0_19) (= v_~x$r_buff0_thd1~0_21 (ite .cse1 0 v_~x$r_buff0_thd1~0_22))))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_22, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_43, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_20, ~x~0=v_~x~0_20, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_52} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_12, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_21, ~x$w_buff1~0=v_~x$w_buff1~0_11, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_42, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_19, ~x~0=v_~x~0_19, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_51} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd1~0, ~x~0, ~x$w_buff0_used~0][78], [Black: 116#(and (= 0 ~x$w_buff1~0) (= 0 ~x$w_buff0~0) (= ~x~0 1) (= ~x$r_buff1_thd1~0 0)), 113#true, 190#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), 166#(and (= ~__unbuffered_p1_EAX~0 1) (= ~y~0 1)), Black: 135#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 72#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 74#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (= 0 ~x$w_buff0~0) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), Black: 68#(and (= 0 ~x$w_buff1~0) (= ~x~0 0) (= 0 ~x$w_buff0~0)), Black: 147#(< ~main$tmp_guard0~0 (+ 1 (* (div ~main$tmp_guard0~0 256) 256))), Black: 153#(and (<= ~__unbuffered_cnt~0 2) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256))), 48#P2EXITtrue, 82#true, Black: 90#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))), Black: 85#(and (= ~x~0 0) (= 0 ~x$r_buff0_thd0~0)), Black: 86#(or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))), Black: 84#(and (= ~x~0 0) (= 0 ~x$w_buff0~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd0~0)), 14#L761true, Black: 92#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 94#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)))) (and (or (not (= 2 ~x~0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0)))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= 2 ~x$w_buff1~0))) (or (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)))) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0))), 151#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= ~__unbuffered_cnt~0 1)), Black: 171#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (not (= |ULTIMATE.start___VERIFIER_assert_~expression#1| 0)) (= ~y~0 1)), Black: 110#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 164#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0))) (= ~y~0 1)), 10#L858true, Black: 160#(and (or (and (or (not (= ~__unbuffered_p1_EAX~0 0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p2_EAX~0 0)) (and (not (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256))) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))) (not (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0))) (not (= ~__unbuffered_p3_EAX~0 0))) (or (= ~x$w_buff1_used~0 (* (div ~x$w_buff1_used~0 256) 256)) (not (= ~__unbuffered_p1_EAX~0 0)) (= (* 256 (div ~x$r_buff1_thd0~0 256)) ~x$r_buff1_thd0~0) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~x$w_buff1~0)))) (and (not (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0)) (not (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256)))))) (or (not (= 2 ~x$w_buff0~0)) (not (= ~__unbuffered_p1_EAX~0 0)) (= ~x$w_buff0_used~0 (* 256 (div ~x$w_buff0_used~0 256))) (not (= ~__unbuffered_p2_EAX~0 0)) (= (* 256 (div ~x$r_buff0_thd0~0 256)) ~x$r_buff0_thd0~0) (not (= ~__unbuffered_p3_EAX~0 0)))), Black: 108#(and (<= ~main$tmp_guard0~0 (* (div ~main$tmp_guard0~0 256) 256)) (<= 0 ~main$tmp_guard0~0)), Black: 169#(and (= ~__unbuffered_p1_EAX~0 1) (not (= (* 256 (div ~main$tmp_guard1~0 256)) ~main$tmp_guard1~0)) (<= (div ~main$tmp_guard1~0 256) 0) (= ~y~0 1)), 17#L824true, Black: 158#(= ~y~0 1), P0Thread1of1ForFork0InUse, P2Thread1of1ForFork3InUse, 31#L784true, P1Thread1of1ForFork2InUse, P3Thread1of1ForFork1InUse]) [2024-06-27 17:28:14,690 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,690 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,690 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:14,690 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2024-06-27 17:28:15,733 INFO L124 PetriNetUnfolderBase]: 14499/20854 cut-off events. [2024-06-27 17:28:15,734 INFO L125 PetriNetUnfolderBase]: For 60727/63854 co-relation queries the response was YES. [2024-06-27 17:28:15,798 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77870 conditions, 20854 events. 14499/20854 cut-off events. For 60727/63854 co-relation queries the response was YES. Maximal size of possible extension queue 1241. Compared 134842 event pairs, 1731 based on Foata normal form. 373/19722 useless extension candidates. Maximal degree in co-relation 77832. Up to 7652 conditions per place. [2024-06-27 17:28:15,854 INFO L140 encePairwiseOnDemand]: 41/48 looper letters, 101 selfloop transitions, 18 changer transitions 5/157 dead transitions. [2024-06-27 17:28:15,854 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 157 transitions, 1274 flow [2024-06-27 17:28:15,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-27 17:28:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-27 17:28:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 218 transitions. [2024-06-27 17:28:15,856 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6488095238095238 [2024-06-27 17:28:15,856 INFO L175 Difference]: Start difference. First operand has 93 places, 101 transitions, 754 flow. Second operand 7 states and 218 transitions. [2024-06-27 17:28:15,856 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 157 transitions, 1274 flow [2024-06-27 17:28:16,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 157 transitions, 1209 flow, removed 24 selfloop flow, removed 5 redundant places. [2024-06-27 17:28:16,126 INFO L231 Difference]: Finished difference. Result has 94 places, 102 transitions, 759 flow [2024-06-27 17:28:16,126 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=696, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=759, PETRI_PLACES=94, PETRI_TRANSITIONS=102} [2024-06-27 17:28:16,127 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 38 predicate places. [2024-06-27 17:28:16,127 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 102 transitions, 759 flow [2024-06-27 17:28:16,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 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) [2024-06-27 17:28:16,127 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:16,127 INFO L208 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] [2024-06-27 17:28:16,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-06-27 17:28:16,128 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:16,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:16,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1387640493, now seen corresponding path program 1 times [2024-06-27 17:28:16,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:16,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124409097] [2024-06-27 17:28:16,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:16,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:16,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:16,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124409097] [2024-06-27 17:28:16,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124409097] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:16,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:16,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-06-27 17:28:16,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739008839] [2024-06-27 17:28:16,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:16,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-06-27 17:28:16,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:16,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-06-27 17:28:16,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-06-27 17:28:16,590 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 48 [2024-06-27 17:28:16,591 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 102 transitions, 759 flow. Second operand has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 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) [2024-06-27 17:28:16,591 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:16,591 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 48 [2024-06-27 17:28:16,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:19,327 INFO L124 PetriNetUnfolderBase]: 13766/23045 cut-off events. [2024-06-27 17:28:19,327 INFO L125 PetriNetUnfolderBase]: For 87172/93144 co-relation queries the response was YES. [2024-06-27 17:28:19,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 86974 conditions, 23045 events. 13766/23045 cut-off events. For 87172/93144 co-relation queries the response was YES. Maximal size of possible extension queue 1614. Compared 191752 event pairs, 3265 based on Foata normal form. 389/21545 useless extension candidates. Maximal degree in co-relation 86937. Up to 8850 conditions per place. [2024-06-27 17:28:19,514 INFO L140 encePairwiseOnDemand]: 39/48 looper letters, 65 selfloop transitions, 7 changer transitions 95/201 dead transitions. [2024-06-27 17:28:19,514 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 201 transitions, 1680 flow [2024-06-27 17:28:19,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-06-27 17:28:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-06-27 17:28:19,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 225 transitions. [2024-06-27 17:28:19,515 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5859375 [2024-06-27 17:28:19,515 INFO L175 Difference]: Start difference. First operand has 94 places, 102 transitions, 759 flow. Second operand 8 states and 225 transitions. [2024-06-27 17:28:19,516 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 201 transitions, 1680 flow [2024-06-27 17:28:20,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 201 transitions, 1557 flow, removed 50 selfloop flow, removed 6 redundant places. [2024-06-27 17:28:20,248 INFO L231 Difference]: Finished difference. Result has 99 places, 84 transitions, 555 flow [2024-06-27 17:28:20,249 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=680, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=555, PETRI_PLACES=99, PETRI_TRANSITIONS=84} [2024-06-27 17:28:20,250 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 43 predicate places. [2024-06-27 17:28:20,250 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 84 transitions, 555 flow [2024-06-27 17:28:20,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 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) [2024-06-27 17:28:20,250 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:20,251 INFO L208 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] [2024-06-27 17:28:20,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-06-27 17:28:20,251 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:20,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:20,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1404688785, now seen corresponding path program 2 times [2024-06-27 17:28:20,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:20,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608351787] [2024-06-27 17:28:20,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:20,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:20,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:20,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608351787] [2024-06-27 17:28:20,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608351787] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:20,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:20,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-06-27 17:28:20,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348252846] [2024-06-27 17:28:20,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:20,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-06-27 17:28:20,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:20,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-06-27 17:28:20,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-06-27 17:28:20,476 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 48 [2024-06-27 17:28:20,476 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 84 transitions, 555 flow. Second operand has 6 states, 6 states have (on average 22.5) internal successors, (135), 6 states have internal predecessors, (135), 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) [2024-06-27 17:28:20,476 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:20,477 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 48 [2024-06-27 17:28:20,477 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:22,540 INFO L124 PetriNetUnfolderBase]: 10895/18900 cut-off events. [2024-06-27 17:28:22,540 INFO L125 PetriNetUnfolderBase]: For 31347/34360 co-relation queries the response was YES. [2024-06-27 17:28:22,890 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58172 conditions, 18900 events. 10895/18900 cut-off events. For 31347/34360 co-relation queries the response was YES. Maximal size of possible extension queue 1471. Compared 166664 event pairs, 2691 based on Foata normal form. 315/17178 useless extension candidates. Maximal degree in co-relation 58133. Up to 6588 conditions per place. [2024-06-27 17:28:22,913 INFO L140 encePairwiseOnDemand]: 43/48 looper letters, 67 selfloop transitions, 3 changer transitions 26/138 dead transitions. [2024-06-27 17:28:22,914 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 138 transitions, 1066 flow [2024-06-27 17:28:22,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-06-27 17:28:22,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-06-27 17:28:22,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 171 transitions. [2024-06-27 17:28:22,915 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.59375 [2024-06-27 17:28:22,915 INFO L175 Difference]: Start difference. First operand has 99 places, 84 transitions, 555 flow. Second operand 6 states and 171 transitions. [2024-06-27 17:28:22,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 138 transitions, 1066 flow [2024-06-27 17:28:23,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 138 transitions, 1015 flow, removed 21 selfloop flow, removed 4 redundant places. [2024-06-27 17:28:23,346 INFO L231 Difference]: Finished difference. Result has 100 places, 85 transitions, 556 flow [2024-06-27 17:28:23,346 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=556, PETRI_PLACES=100, PETRI_TRANSITIONS=85} [2024-06-27 17:28:23,347 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 44 predicate places. [2024-06-27 17:28:23,347 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 85 transitions, 556 flow [2024-06-27 17:28:23,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 6 states have internal predecessors, (135), 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) [2024-06-27 17:28:23,347 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:23,347 INFO L208 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] [2024-06-27 17:28:23,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-06-27 17:28:23,348 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:23,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:23,348 INFO L85 PathProgramCache]: Analyzing trace with hash -2145672803, now seen corresponding path program 3 times [2024-06-27 17:28:23,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:23,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561266515] [2024-06-27 17:28:23,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:23,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:24,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:24,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561266515] [2024-06-27 17:28:24,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561266515] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:24,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:24,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-06-27 17:28:24,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599444908] [2024-06-27 17:28:24,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:24,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-06-27 17:28:24,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:24,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-06-27 17:28:24,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-06-27 17:28:24,910 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 48 [2024-06-27 17:28:24,910 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 85 transitions, 556 flow. Second operand has 12 states, 12 states have (on average 21.666666666666668) internal successors, (260), 12 states have internal predecessors, (260), 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) [2024-06-27 17:28:24,911 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:24,911 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 48 [2024-06-27 17:28:24,911 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:27,366 INFO L124 PetriNetUnfolderBase]: 11355/20278 cut-off events. [2024-06-27 17:28:27,366 INFO L125 PetriNetUnfolderBase]: For 31786/34331 co-relation queries the response was YES. [2024-06-27 17:28:27,443 INFO L83 FinitePrefix]: Finished finitePrefix Result has 62222 conditions, 20278 events. 11355/20278 cut-off events. For 31786/34331 co-relation queries the response was YES. Maximal size of possible extension queue 1679. Compared 185575 event pairs, 4097 based on Foata normal form. 192/18209 useless extension candidates. Maximal degree in co-relation 62182. Up to 7223 conditions per place. [2024-06-27 17:28:27,466 INFO L140 encePairwiseOnDemand]: 40/48 looper letters, 50 selfloop transitions, 15 changer transitions 16/122 dead transitions. [2024-06-27 17:28:27,466 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 122 transitions, 855 flow [2024-06-27 17:28:27,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-06-27 17:28:27,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-06-27 17:28:27,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 202 transitions. [2024-06-27 17:28:27,467 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6011904761904762 [2024-06-27 17:28:27,467 INFO L175 Difference]: Start difference. First operand has 100 places, 85 transitions, 556 flow. Second operand 7 states and 202 transitions. [2024-06-27 17:28:27,468 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 122 transitions, 855 flow [2024-06-27 17:28:28,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 122 transitions, 848 flow, removed 3 selfloop flow, removed 3 redundant places. [2024-06-27 17:28:28,022 INFO L231 Difference]: Finished difference. Result has 105 places, 88 transitions, 629 flow [2024-06-27 17:28:28,022 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=629, PETRI_PLACES=105, PETRI_TRANSITIONS=88} [2024-06-27 17:28:28,023 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 49 predicate places. [2024-06-27 17:28:28,023 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 88 transitions, 629 flow [2024-06-27 17:28:28,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 21.666666666666668) internal successors, (260), 12 states have internal predecessors, (260), 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) [2024-06-27 17:28:28,023 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:28,023 INFO L208 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] [2024-06-27 17:28:28,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-06-27 17:28:28,023 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:28,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:28,024 INFO L85 PathProgramCache]: Analyzing trace with hash -2072546349, now seen corresponding path program 4 times [2024-06-27 17:28:28,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:28,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987283388] [2024-06-27 17:28:28,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:28,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-27 17:28:29,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-27 17:28:29,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-27 17:28:29,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987283388] [2024-06-27 17:28:29,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987283388] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-27 17:28:29,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-27 17:28:29,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-06-27 17:28:29,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785888956] [2024-06-27 17:28:29,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-27 17:28:29,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-06-27 17:28:29,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-27 17:28:29,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-06-27 17:28:29,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-06-27 17:28:29,674 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 48 [2024-06-27 17:28:29,674 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 88 transitions, 629 flow. Second operand has 12 states, 12 states have (on average 21.666666666666668) internal successors, (260), 12 states have internal predecessors, (260), 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) [2024-06-27 17:28:29,675 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-27 17:28:29,675 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 48 [2024-06-27 17:28:29,675 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-27 17:28:32,965 INFO L124 PetriNetUnfolderBase]: 15842/27545 cut-off events. [2024-06-27 17:28:32,966 INFO L125 PetriNetUnfolderBase]: For 57836/64318 co-relation queries the response was YES. [2024-06-27 17:28:33,173 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87710 conditions, 27545 events. 15842/27545 cut-off events. For 57836/64318 co-relation queries the response was YES. Maximal size of possible extension queue 2331. Compared 258255 event pairs, 6753 based on Foata normal form. 419/24286 useless extension candidates. Maximal degree in co-relation 87667. Up to 10380 conditions per place. [2024-06-27 17:28:33,200 INFO L140 encePairwiseOnDemand]: 40/48 looper letters, 69 selfloop transitions, 17 changer transitions 20/147 dead transitions. [2024-06-27 17:28:33,201 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 147 transitions, 1076 flow [2024-06-27 17:28:33,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-06-27 17:28:33,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-06-27 17:28:33,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 267 transitions. [2024-06-27 17:28:33,202 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6180555555555556 [2024-06-27 17:28:33,202 INFO L175 Difference]: Start difference. First operand has 105 places, 88 transitions, 629 flow. Second operand 9 states and 267 transitions. [2024-06-27 17:28:33,202 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 147 transitions, 1076 flow [2024-06-27 17:28:34,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 147 transitions, 1056 flow, removed 4 selfloop flow, removed 4 redundant places. [2024-06-27 17:28:34,141 INFO L231 Difference]: Finished difference. Result has 112 places, 91 transitions, 694 flow [2024-06-27 17:28:34,141 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=48, PETRI_DIFFERENCE_MINUEND_FLOW=612, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=694, PETRI_PLACES=112, PETRI_TRANSITIONS=91} [2024-06-27 17:28:34,142 INFO L281 CegarLoopForPetriNet]: 56 programPoint places, 56 predicate places. [2024-06-27 17:28:34,142 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 91 transitions, 694 flow [2024-06-27 17:28:34,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 21.666666666666668) internal successors, (260), 12 states have internal predecessors, (260), 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) [2024-06-27 17:28:34,142 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-27 17:28:34,142 INFO L208 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] [2024-06-27 17:28:34,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-06-27 17:28:34,143 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-06-27 17:28:34,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-27 17:28:34,143 INFO L85 PathProgramCache]: Analyzing trace with hash 304801305, now seen corresponding path program 5 times [2024-06-27 17:28:34,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-27 17:28:34,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994859382] [2024-06-27 17:28:34,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-27 17:28:34,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-27 17:28:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-06-27 17:28:34,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-06-27 17:28:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-06-27 17:28:34,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-06-27 17:28:34,290 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-06-27 17:28:34,291 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-06-27 17:28:34,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-06-27 17:28:34,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-06-27 17:28:34,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-06-27 17:28:34,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-06-27 17:28:34,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-06-27 17:28:34,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-06-27 17:28:34,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-06-27 17:28:34,294 INFO L445 BasicCegarLoop]: Path program histogram: [5, 2, 2, 1, 1, 1, 1, 1] [2024-06-27 17:28:34,300 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-06-27 17:28:34,300 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-06-27 17:28:34,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.06 05:28:34 BasicIcfg [2024-06-27 17:28:34,406 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-06-27 17:28:34,407 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-06-27 17:28:34,407 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-06-27 17:28:34,407 INFO L274 PluginConnector]: Witness Printer initialized [2024-06-27 17:28:34,408 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.06 05:27:52" (3/4) ... [2024-06-27 17:28:34,409 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2024-06-27 17:28:34,503 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-06-27 17:28:34,503 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-06-27 17:28:34,506 INFO L158 Benchmark]: Toolchain (without parser) took 43242.63ms. Allocated memory was 148.9MB in the beginning and 13.1GB in the end (delta: 12.9GB). Free memory was 116.5MB in the beginning and 10.9GB in the end (delta: -10.8GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-06-27 17:28:34,506 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 81.1MB in the end (delta: 90.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-27 17:28:34,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.04ms. Allocated memory is still 148.9MB. Free memory was 116.5MB in the beginning and 91.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-06-27 17:28:34,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.12ms. Allocated memory is still 148.9MB. Free memory was 91.3MB in the beginning and 88.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-27 17:28:34,507 INFO L158 Benchmark]: Boogie Preprocessor took 86.53ms. Allocated memory is still 148.9MB. Free memory was 88.4MB in the beginning and 85.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-06-27 17:28:34,507 INFO L158 Benchmark]: RCFGBuilder took 896.48ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 74.5MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-06-27 17:28:34,507 INFO L158 Benchmark]: TraceAbstraction took 41492.67ms. Allocated memory was 148.9MB in the beginning and 13.1GB in the end (delta: 12.9GB). Free memory was 73.5MB in the beginning and 10.9GB in the end (delta: -10.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-06-27 17:28:34,508 INFO L158 Benchmark]: Witness Printer took 96.62ms. Allocated memory is still 13.1GB. Free memory was 10.9GB in the beginning and 10.9GB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-06-27 17:28:34,510 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 81.1MB in the end (delta: 90.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.04ms. Allocated memory is still 148.9MB. Free memory was 116.5MB in the beginning and 91.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.12ms. Allocated memory is still 148.9MB. Free memory was 91.3MB in the beginning and 88.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.53ms. Allocated memory is still 148.9MB. Free memory was 88.4MB in the beginning and 85.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 896.48ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 74.5MB in the end (delta: 10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 41492.67ms. Allocated memory was 148.9MB in the beginning and 13.1GB in the end (delta: 12.9GB). Free memory was 73.5MB in the beginning and 10.9GB in the end (delta: -10.9GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Witness Printer took 96.62ms. Allocated memory is still 13.1GB. Free memory was 10.9GB in the beginning and 10.9GB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int a = 0; [L719] 0 _Bool main$tmp_guard0; [L720] 0 _Bool main$tmp_guard1; [L722] 0 int x = 0; [L723] 0 _Bool x$flush_delayed; [L724] 0 int x$mem_tmp; [L725] 0 _Bool x$r_buff0_thd0; [L726] 0 _Bool x$r_buff0_thd1; [L727] 0 _Bool x$r_buff0_thd2; [L728] 0 _Bool x$r_buff0_thd3; [L729] 0 _Bool x$r_buff0_thd4; [L730] 0 _Bool x$r_buff1_thd0; [L731] 0 _Bool x$r_buff1_thd1; [L732] 0 _Bool x$r_buff1_thd2; [L733] 0 _Bool x$r_buff1_thd3; [L734] 0 _Bool x$r_buff1_thd4; [L735] 0 _Bool x$read_delayed; [L736] 0 int *x$read_delayed_var; [L737] 0 int x$w_buff0; [L738] 0 _Bool x$w_buff0_used; [L739] 0 int x$w_buff1; [L740] 0 _Bool x$w_buff1_used; [L742] 0 int y = 0; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L848] 0 pthread_t t1377; [L849] FCALL, FORK 0 pthread_create(&t1377, ((void *)0), P0, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t1377=-2, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L850] 0 pthread_t t1378; [L851] FCALL, FORK 0 pthread_create(&t1378, ((void *)0), P1, ((void *)0)) VAL [\old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t1377=-2, t1378=-1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L852] 0 pthread_t t1379; [L853] FCALL, FORK 0 pthread_create(&t1379, ((void *)0), P2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t1377=-2, t1378=-1, t1379=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L854] 0 pthread_t t1380; [L855] FCALL, FORK 0 pthread_create(&t1380, ((void *)0), P3, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t1377=-2, t1378=-1, t1379=0, t1380=1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L770] 2 x$w_buff1 = x$w_buff0 [L771] 2 x$w_buff0 = 2 [L772] 2 x$w_buff1_used = x$w_buff0_used [L773] 2 x$w_buff0_used = (_Bool)1 [L774] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L774] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L775] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L776] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L777] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L778] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L779] 2 x$r_buff1_thd4 = x$r_buff0_thd4 [L780] 2 x$r_buff0_thd2 = (_Bool)1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L783] 2 __unbuffered_p1_EAX = y VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=0, z=0] [L800] 3 y = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L803] 3 __unbuffered_p2_EAX = z VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=0] [L820] 4 z = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1] [L823] 4 __unbuffered_p3_EAX = a VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1] [L750] 1 a = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=0, y=1, z=1] [L753] 1 x = 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1] [L756] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L757] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L758] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L759] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L760] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, x=1, y=1, z=1] [L786] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L787] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L788] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L789] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L790] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L806] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L807] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L808] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L809] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L810] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L763] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L813] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L826] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L827] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L828] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L829] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L830] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L833] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L857] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1377=-2, t1378=-1, t1379=0, t1380=1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L859] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) [L859] RET 0 assume_abort_if_not(main$tmp_guard0) [L861] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L862] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L863] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L864] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L865] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1377=-2, t1378=-1, t1379=0, t1380=1, weak$$choice0=0, weak$$choice2=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L868] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L869] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L870] 0 x$flush_delayed = weak$$choice2 [L871] 0 x$mem_tmp = x [L872] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L873] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L874] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L875] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L876] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L877] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L878] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L879] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 0) [L880] 0 x = x$flush_delayed ? x$mem_tmp : x [L881] 0 x$flush_delayed = (_Bool)0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1377=-2, t1378=-1, t1379=0, t1380=1, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L883] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] [L18] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice2=1, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, x=2, y=1, z=1] - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 849]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 81 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 41.3s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 32.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 953 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 919 mSDsluCounter, 338 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 280 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2474 IncrementalHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 58 mSDtfsCounter, 2474 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=759occurred in iteration=9, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 368 NumberOfCodeBlocks, 368 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 319 ConstructedInterpolants, 0 QuantifiedInterpolants, 3658 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-06-27 17:28:34,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE