./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/circular_buffer_ok.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/circular_buffer_ok.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-23 00:56:54,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 00:56:54,996 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 00:56:55,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 00:56:55,004 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 00:56:55,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 00:56:55,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 00:56:55,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 00:56:55,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 00:56:55,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 00:56:55,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 00:56:55,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 00:56:55,041 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 00:56:55,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 00:56:55,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 00:56:55,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 00:56:55,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 00:56:55,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 00:56:55,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 00:56:55,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 00:56:55,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 00:56:55,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 00:56:55,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 00:56:55,049 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 00:56:55,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 00:56:55,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 00:56:55,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 00:56:55,050 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 00:56:55,050 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 00:56:55,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 00:56:55,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:56:55,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 00:56:55,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 00:56:55,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 00:56:55,052 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 00:56:55,052 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 00:56:55,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 00:56:55,052 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 00:56:55,052 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 00:56:55,052 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 00:56:55,053 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 00:56:55,053 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-23 00:56:55,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 00:56:55,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 00:56:55,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 00:56:55,335 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 00:56:55,336 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 00:56:55,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i [2024-09-23 00:56:56,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 00:56:57,058 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 00:56:57,059 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i [2024-09-23 00:56:57,081 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5e0378ab9/78cf496491284d29bcb7438729ffb843/FLAG823bffa52 [2024-09-23 00:56:57,103 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5e0378ab9/78cf496491284d29bcb7438729ffb843 [2024-09-23 00:56:57,107 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 00:56:57,108 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 00:56:57,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/circular_buffer_ok.yml/witness.yml [2024-09-23 00:56:57,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 00:56:57,217 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 00:56:57,218 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 00:56:57,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 00:56:57,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 00:56:57,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:56:57" (1/2) ... [2024-09-23 00:56:57,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8512d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:56:57, skipping insertion in model container [2024-09-23 00:56:57,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:56:57" (1/2) ... [2024-09-23 00:56:57,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c9f9cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:56:57, skipping insertion in model container [2024-09-23 00:56:57,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:56:57" (2/2) ... [2024-09-23 00:56:57,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8512d5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57, skipping insertion in model container [2024-09-23 00:56:57,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:56:57" (2/2) ... [2024-09-23 00:56:57,289 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: Location invariant before [L765-L765] ((! multithreaded || (0 <= value && value <= 6)) && (! multithreaded || (m_locked || (0 <= value && value <= 7)))) && (! multithreaded || (m_locked || ((-1LL + (long long )receive) + (long long )send >= 0LL && (1LL - (long long )receive) - (long long )send >= 0LL))) [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: Location invariant before [L764-L764] ((! multithreaded || (0 <= value && value <= 6)) && (! multithreaded || (m_locked || (0 <= value && value <= 7)))) && (! multithreaded || (m_locked || ((-1LL + (long long )receive) + (long long )send >= 0LL && (1LL - (long long )receive) - (long long )send >= 0LL))) [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: ghost_variable m_locked = 0 [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: ghost_update [L745-L745] m_locked = 1; [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: ghost_update [L745-L745] m_locked = 1; [2024-09-23 00:56:57,291 INFO L1541 ArrayList]: ghost_update [L745-L745] m_locked = 1; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L745-L745] m_locked = 1; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L745-L745] m_locked = 1; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L745-L745] m_locked = 1; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L753-L753] m_locked = 0; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L753-L753] m_locked = 0; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L753-L753] m_locked = 0; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L753-L753] m_locked = 0; [2024-09-23 00:56:57,292 INFO L1541 ArrayList]: ghost_update [L753-L753] m_locked = 0; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L753-L753] m_locked = 0; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L727-L727] m_locked = 1; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L727-L727] m_locked = 1; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L727-L727] m_locked = 1; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L727-L727] m_locked = 1; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L727-L727] m_locked = 1; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L727-L727] m_locked = 1; [2024-09-23 00:56:57,293 INFO L1541 ArrayList]: ghost_update [L736-L736] m_locked = 0; [2024-09-23 00:56:57,294 INFO L1541 ArrayList]: ghost_update [L736-L736] m_locked = 0; [2024-09-23 00:56:57,294 INFO L1541 ArrayList]: ghost_update [L736-L736] m_locked = 0; [2024-09-23 00:56:57,294 INFO L1541 ArrayList]: ghost_update [L736-L736] m_locked = 0; [2024-09-23 00:56:57,294 INFO L1541 ArrayList]: ghost_update [L736-L736] m_locked = 0; [2024-09-23 00:56:57,294 INFO L1541 ArrayList]: ghost_update [L736-L736] m_locked = 0; [2024-09-23 00:56:57,294 INFO L1541 ArrayList]: ghost_update [L763-L763] multithreaded = 1; [2024-09-23 00:56:57,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 00:56:57,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:56:57,644 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-23 00:56:57,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:56:57,785 INFO L204 MainTranslator]: Completed translation [2024-09-23 00:56:57,785 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57 WrapperNode [2024-09-23 00:56:57,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 00:56:57,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 00:56:57,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 00:56:57,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 00:56:57,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,836 INFO L138 Inliner]: procedures = 168, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-09-23 00:56:57,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 00:56:57,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 00:56:57,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 00:56:57,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 00:56:57,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,852 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 00:56:57,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 00:56:57,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 00:56:57,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 00:56:57,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (1/1) ... [2024-09-23 00:56:57,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:56:57,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:56:57,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-23 00:56:57,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-23 00:56:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-23 00:56:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-09-23 00:56:57,974 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-09-23 00:56:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-09-23 00:56:57,974 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-09-23 00:56:57,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-23 00:56:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-23 00:56:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 00:56:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-09-23 00:56:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 00:56:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-23 00:56:57,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 00:56:57,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 00:56:57,977 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 00:56:58,153 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 00:56:58,157 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 00:56:58,503 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 00:56:58,504 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 00:56:58,745 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 00:56:58,745 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-23 00:56:58,745 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:56:58 BoogieIcfgContainer [2024-09-23 00:56:58,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 00:56:58,748 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 00:56:58,748 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 00:56:58,751 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 00:56:58,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 12:56:57" (1/4) ... [2024-09-23 00:56:58,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1cf6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:56:58, skipping insertion in model container [2024-09-23 00:56:58,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:56:57" (2/4) ... [2024-09-23 00:56:58,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1cf6e5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:56:58, skipping insertion in model container [2024-09-23 00:56:58,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:57" (3/4) ... [2024-09-23 00:56:58,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1cf6e5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:56:58, skipping insertion in model container [2024-09-23 00:56:58,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:56:58" (4/4) ... [2024-09-23 00:56:58,754 INFO L112 eAbstractionObserver]: Analyzing ICFG circular_buffer_ok.i [2024-09-23 00:56:58,770 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 00:56:58,770 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-09-23 00:56:58,770 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 00:56:58,825 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-23 00:56:58,951 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:56:58,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 00:56:58,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:56:58,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-23 00:56:58,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-23 00:56:58,983 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 00:56:58,996 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-23 00:56:59,003 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@5d564b63, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:56:59,004 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-23 00:56:59,097 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:56:59,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:56:59,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1100392114, now seen corresponding path program 1 times [2024-09-23 00:56:59,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:56:59,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735528541] [2024-09-23 00:56:59,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:56:59,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:56:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:56:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:56:59,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:56:59,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735528541] [2024-09-23 00:56:59,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735528541] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:56:59,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:56:59,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-23 00:56:59,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379509557] [2024-09-23 00:56:59,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:56:59,673 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-23 00:56:59,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:56:59,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-23 00:56:59,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-23 00:56:59,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:56:59,709 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:56:59,710 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-09-23 00:56:59,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:00,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:00,033 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 00:57:00,034 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:57:00,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:57:00,036 INFO L85 PathProgramCache]: Analyzing trace with hash -395241688, now seen corresponding path program 1 times [2024-09-23 00:57:00,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:57:00,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449673902] [2024-09-23 00:57:00,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:57:00,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:57:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:57:00,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:00,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:57:00,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449673902] [2024-09-23 00:57:00,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449673902] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:57:00,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:57:00,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-23 00:57:00,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206550307] [2024-09-23 00:57:00,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:57:00,440 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-23 00:57:00,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:57:00,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-23 00:57:00,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-09-23 00:57:00,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:00,443 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:57:00,443 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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) [2024-09-23 00:57:00,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:00,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:00,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:00,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:57:00,589 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-23 00:57:00,590 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:57:00,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:57:00,590 INFO L85 PathProgramCache]: Analyzing trace with hash 632410554, now seen corresponding path program 1 times [2024-09-23 00:57:00,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:57:00,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310396995] [2024-09-23 00:57:00,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:57:00,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:57:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:57:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:01,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:57:01,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310396995] [2024-09-23 00:57:01,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310396995] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:57:01,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:57:01,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-23 00:57:01,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278087525] [2024-09-23 00:57:01,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:57:01,174 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-23 00:57:01,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:57:01,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-23 00:57:01,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-23 00:57:01,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:01,176 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:57:01,177 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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) [2024-09-23 00:57:01,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:01,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-23 00:57:01,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:01,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:01,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:01,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:01,497 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-23 00:57:01,498 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:57:01,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:57:01,498 INFO L85 PathProgramCache]: Analyzing trace with hash -710839530, now seen corresponding path program 1 times [2024-09-23 00:57:01,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:57:01,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121900530] [2024-09-23 00:57:01,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:57:01,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:57:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:57:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:02,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:57:02,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121900530] [2024-09-23 00:57:02,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121900530] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:57:02,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:57:02,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-23 00:57:02,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072053283] [2024-09-23 00:57:02,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:57:02,185 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-23 00:57:02,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:57:02,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-23 00:57:02,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-09-23 00:57:02,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:02,187 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:57:02,187 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 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) [2024-09-23 00:57:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:02,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:02,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:57:02,537 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-23 00:57:02,537 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:57:02,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:57:02,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1864164271, now seen corresponding path program 2 times [2024-09-23 00:57:02,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:57:02,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135805369] [2024-09-23 00:57:02,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:57:02,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:57:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:57:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:03,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:57:03,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135805369] [2024-09-23 00:57:03,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135805369] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 00:57:03,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536928243] [2024-09-23 00:57:03,023 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-23 00:57:03,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:57:03,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:57:03,045 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 00:57:03,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-23 00:57:03,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-23 00:57:03,167 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 00:57:03,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-09-23 00:57:03,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 00:57:03,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:03,623 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 00:57:04,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:04,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536928243] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 00:57:04,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 00:57:04,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 20 [2024-09-23 00:57:04,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050521799] [2024-09-23 00:57:04,797 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 00:57:04,797 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-23 00:57:04,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:57:04,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-23 00:57:04,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-09-23 00:57:04,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:04,802 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:57:04,803 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.4285714285714284) internal successors, (72), 21 states have internal predecessors, (72), 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) [2024-09-23 00:57:04,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:04,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:04,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:04,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:57:04,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:05,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:57:05,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-23 00:57:05,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-23 00:57:05,521 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:57:05,522 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:57:05,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:57:05,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1954518547, now seen corresponding path program 3 times [2024-09-23 00:57:05,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:57:05,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139688918] [2024-09-23 00:57:05,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:57:05,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:57:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:57:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:06,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:57:06,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139688918] [2024-09-23 00:57:06,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139688918] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 00:57:06,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785075100] [2024-09-23 00:57:06,188 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-23 00:57:06,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:57:06,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:57:06,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 00:57:06,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-23 00:57:06,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-09-23 00:57:06,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 00:57:06,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-09-23 00:57:06,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 00:57:06,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:06,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:06,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:07,737 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 00:57:10,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2024-09-23 00:57:10,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 00:57:10,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 00:57:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:11,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [785075100] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 00:57:11,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 00:57:11,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 23 [2024-09-23 00:57:11,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900755043] [2024-09-23 00:57:11,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 00:57:11,085 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-09-23 00:57:11,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:57:11,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-09-23 00:57:11,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=436, Unknown=0, NotChecked=0, Total=600 [2024-09-23 00:57:11,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:11,089 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:57:11,089 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 3.125) internal successors, (75), 24 states have internal predecessors, (75), 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) [2024-09-23 00:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-09-23 00:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:57:14,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:57:14,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:57:14,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:57:14,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:57:14,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:57:14,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-09-23 00:57:14,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-09-23 00:57:14,918 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:57:14,919 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:57:14,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:57:14,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1328021406, now seen corresponding path program 4 times [2024-09-23 00:57:14,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:57:14,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190345960] [2024-09-23 00:57:14,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:57:14,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:57:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:57:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:17,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:57:17,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190345960] [2024-09-23 00:57:17,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190345960] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 00:57:17,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494193229] [2024-09-23 00:57:17,802 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-23 00:57:17,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:57:17,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:57:17,805 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 00:57:17,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-23 00:57:17,982 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-23 00:57:17,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 00:57:17,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-09-23 00:57:17,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 00:57:18,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:18,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:18,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:19,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:19,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:19,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:57:19,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 00:57:19,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:57:22,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:22,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:22,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:57:22,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:57:22,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 00:57:28,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:28,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:57:28,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 00:57:28,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:57:28,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:57:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:57:38,954 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 00:57:40,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 00:57:40,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 00:57:44,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 00:57:44,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 00:57:58,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 00:57:58,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 00:58:33,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2024-09-23 00:58:33,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 00:58:39,653 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:58:39,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494193229] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 00:58:39,653 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 00:58:39,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17, 17] total 48 [2024-09-23 00:58:39,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998195296] [2024-09-23 00:58:39,653 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 00:58:39,654 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-09-23 00:58:39,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:58:39,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-09-23 00:58:39,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=559, Invalid=1891, Unknown=0, NotChecked=0, Total=2450 [2024-09-23 00:58:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:58:39,656 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:58:39,657 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 49 states have (on average 3.36734693877551) internal successors, (165), 49 states have internal predecessors, (165), 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) [2024-09-23 00:58:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:58:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:58:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:58:39,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:58:39,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:58:39,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-09-23 00:58:39,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:59:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:59:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:59:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:59:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:59:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:59:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-23 00:59:05,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-09-23 00:59:05,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-23 00:59:05,572 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:59:05,573 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:59:05,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:59:05,573 INFO L85 PathProgramCache]: Analyzing trace with hash -396925975, now seen corresponding path program 5 times [2024-09-23 00:59:05,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:59:05,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699360017] [2024-09-23 00:59:05,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:59:05,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:59:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:59:06,083 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 207 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:59:06,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:59:06,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699360017] [2024-09-23 00:59:06,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699360017] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 00:59:06,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722138646] [2024-09-23 00:59:06,085 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-23 00:59:06,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:59:06,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:59:06,087 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 00:59:06,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-23 00:59:08,569 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-09-23 00:59:08,569 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-23 00:59:08,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-09-23 00:59:08,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 00:59:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:59:08,654 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 00:59:08,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1722138646] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:59:08,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 00:59:08,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 11 [2024-09-23 00:59:08,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455892711] [2024-09-23 00:59:08,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:59:08,655 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-23 00:59:08,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:59:08,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-23 00:59:08,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2024-09-23 00:59:08,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:59:08,658 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:59:08,658 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 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) [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-09-23 00:59:08,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:59:12,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-09-23 00:59:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:59:12,404 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-23 00:59:12,591 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-09-23 00:59:12,591 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:59:12,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:59:12,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1787831644, now seen corresponding path program 6 times [2024-09-23 00:59:12,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:59:12,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185447707] [2024-09-23 00:59:12,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:59:12,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:59:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:59:12,892 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-09-23 00:59:12,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:59:12,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185447707] [2024-09-23 00:59:12,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185447707] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:59:12,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:59:12,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-23 00:59:12,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263004293] [2024-09-23 00:59:12,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:59:12,894 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-23 00:59:12,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:59:12,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-23 00:59:12,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-23 00:59:12,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:59:12,897 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:59:12,897 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-23 00:59:12,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-09-23 00:59:12,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:59:12,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:59:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:59:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:59:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-23 00:59:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-23 00:59:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-23 00:59:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-09-23 00:59:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-09-23 00:59:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-23 00:59:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:59:12,974 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-23 00:59:12,975 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:59:12,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:59:12,975 INFO L85 PathProgramCache]: Analyzing trace with hash 690150288, now seen corresponding path program 7 times [2024-09-23 00:59:12,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:59:12,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477926089] [2024-09-23 00:59:12,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:59:12,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:59:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:59:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:59:16,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:59:16,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477926089] [2024-09-23 00:59:16,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477926089] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 00:59:16,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857209155] [2024-09-23 00:59:16,876 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-09-23 00:59:16,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:59:16,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:59:16,878 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 00:59:16,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-23 00:59:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:59:17,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-23 00:59:17,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 00:59:17,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:17,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:17,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:18,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:59:18,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:59:18,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 00:59:18,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:18,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:21,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:21,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:59:21,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:59:21,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 00:59:21,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:28,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:28,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:59:28,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:59:28,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 00:59:28,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:40,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:41,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-09-23 00:59:41,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 40 [2024-09-23 00:59:41,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2024-09-23 00:59:41,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-09-23 01:00:19,477 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 01:00:19,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-23 01:00:22,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 01:00:22,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:00:24,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:00:24,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 01:00:30,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:00:30,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 01:00:50,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 01:00:50,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:01:35,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-09-23 01:01:35,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:02:57,239 WARN L293 SmtUtils]: Spent 23.12s on a formula simplification. DAG size of input: 210 DAG size of output: 207 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-09-23 01:05:57,761 WARN L293 SmtUtils]: Spent 1.69m on a formula simplification. DAG size of input: 280 DAG size of output: 277 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-09-23 01:08:00,937 WARN L293 SmtUtils]: Spent 34.68s on a formula simplification that was a NOOP. DAG size: 278 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-09-23 01:08:25,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2024-09-23 01:08:26,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:08:26,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:08:28,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:08:29,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:08:29,853 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-09-23 01:08:33,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:08:33,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-09-23 01:09:41,586 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 01:09:41,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857209155] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-23 01:09:41,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-23 01:09:41,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 22, 22] total 62 [2024-09-23 01:09:41,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788160596] [2024-09-23 01:09:41,587 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-23 01:09:41,587 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-09-23 01:09:41,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 01:09:41,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-09-23 01:09:41,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=666, Invalid=3355, Unknown=11, NotChecked=0, Total=4032 [2024-09-23 01:09:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 01:09:41,592 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 01:09:41,593 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 63 states have (on average 3.5714285714285716) internal successors, (225), 63 states have internal predecessors, (225), 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) [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 01:09:41,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 01:09:43,729 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse46 (+ c_~next~0 1)) (.cse45 (mod c_~buffer_size~0 4294967296)) (.cse84 (mod c_~next~0 4294967296)) (.cse136 (mod c_~first~0 4294967296))) (let ((.cse118 (select |c_#memory_int| |c_~#buffer~0.base|)) (.cse135 (+ .cse136 1)) (.cse13 (< .cse45 (+ .cse84 1))) (.cse29 (< c_~buffer_size~0 1)) (.cse85 (mod c_~receive~0 256)) (.cse91 (+ c_~first~0 1)) (.cse92 (mod .cse46 4294967296))) (let ((.cse88 (mod .cse92 .cse45)) (.cse111 (+ .cse45 (* (div .cse91 4294967296) 4294967296))) (.cse134 (+ 2 c_~first~0)) (.cse9 (= .cse85 0)) (.cse63 (= (mod c_~send~0 256) 0)) (.cse95 (+ 2147483649 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse87 (+ |c_t1Thread1of1ForFork0_~i~0#1| 1)) (.cse133 (+ 2 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse34 (or .cse13 .cse29)) (.cse26 (not (= (+ c_~value~0 1) 0))) (.cse38 (< .cse45 .cse135)) (.cse12 (< .cse84 1)) (.cse48 (and (or (not (= c_~value~0 (select .cse118 (+ |c_~#buffer~0.offset| .cse136 (- 4294967296))))) (< .cse136 2147483648)) (or (< 2147483647 .cse136) (not (= c_~value~0 (select .cse118 (+ |c_~#buffer~0.offset| .cse136)))))))) (let ((.cse2 (< 2147483646 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse32 (and (or (and (<= 1 .cse84) (<= .cse135 .cse45)) .cse26) (or .cse38 .cse12 .cse48))) (.cse8 (< (+ c_~value~0 2147483648) 0)) (.cse10 (< 2147483647 c_~value~0)) (.cse4 (and (not (= .cse133 0)) .cse34)) (.cse5 (and (<= 0 .cse87) (<= |c_t1Thread1of1ForFork0_~i~0#1| 5))) (.cse6 (< .cse95 0)) (.cse35 (+ |c_t1Thread1of1ForFork0_~i~0#1| 3)) (.cse30 (not .cse63)) (.cse0 (not .cse9)) (.cse3 (= |c_#ghost~multithreaded| 0)) (.cse89 (+ 2147483650 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse72 (< .cse45 (+ (mod .cse134 4294967296) 1))) (.cse74 (< .cse111 .cse134)) (.cse27 (< 0 .cse84)) (.cse81 (< .cse45 (+ (mod .cse91 4294967296) 1))) (.cse96 (mod (mod (+ .cse88 1) 4294967296) .cse45)) (.cse90 (+ (* (div c_~first~0 4294967296) 4294967296) .cse45)) (.cse105 (+ .cse92 2))) (let ((.cse33 (and (<= |c_t1Thread1of1ForFork0_~i~0#1| 4) (<= 0 .cse133))) (.cse36 (< 2147483645 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse16 (and (forall ((|~#buffer~0.offset| Int) (v_z_236 Int) (v_y_236 Int) (v_y_226 Int)) (let ((.cse130 (* v_y_226 4294967296)) (.cse129 (* v_y_236 4294967296))) (or (< 4294967295 v_z_236) (< v_z_236 2147483649) (< (+ v_z_236 .cse129) 0) (< .cse45 (+ v_z_236 .cse129 4)) (not (= c_~value~0 (select .cse118 (+ |~#buffer~0.offset| v_z_236 (- 4294967297))))) (< (+ .cse130 v_z_236 .cse129) 0) (< .cse45 (+ .cse130 v_z_236 .cse129 1))))) (forall ((v_z_240 Int) (v_y_240 Int) (|~#buffer~0.offset| Int) (v_y_226 Int)) (let ((.cse131 (* v_y_240 4294967296))) (let ((.cse132 (+ .cse131 (* v_y_226 4294967296) v_z_240))) (or (< (+ .cse131 v_z_240) 0) (< 4294967295 .cse132) (< v_z_240 2147483649) (< 4294967295 v_z_240) (not (= (select .cse118 (+ |~#buffer~0.offset| v_z_240 (- 4294967297))) c_~value~0)) (< .cse132 0) (< .cse45 (+ .cse131 v_z_240 4)))))))) (.cse20 (and (forall ((v_y_194 Int) (|~#buffer~0.offset| Int) (v_y_180 Int) (v_z_194 Int)) (let ((.cse126 (* v_y_194 4294967296))) (let ((.cse125 (+ (* v_y_180 4294967296) v_z_194 .cse126))) (or (< 4294967295 .cse125) (< .cse125 0) (< .cse45 (+ v_z_194 .cse126 4)) (< (+ v_z_194 .cse126) 0) (< 2147483648 v_z_194) (= v_z_194 0) (not (= (select .cse118 (+ |~#buffer~0.offset| (- 1) v_z_194)) c_~value~0)) (< v_z_194 0))))) (forall ((v_z_188 Int) (|~#buffer~0.offset| Int) (v_y_180 Int) (v_y_188 Int)) (let ((.cse127 (* v_y_188 4294967296))) (let ((.cse128 (+ .cse127 (* v_y_180 4294967296) v_z_188))) (or (< (+ .cse127 v_z_188) 0) (not (= c_~value~0 (select .cse118 (+ |~#buffer~0.offset| (- 1) v_z_188)))) (= v_z_188 0) (< .cse45 (+ .cse127 v_z_188 4)) (< 2147483648 v_z_188) (< v_z_188 0) (< 4294967295 .cse128) (< .cse128 0))))))) (.cse19 (forall ((v_y_250 Int) (|~#buffer~0.offset| Int) (v_y_248 Int) (v_z_250 Int)) (let ((.cse124 (* v_y_250 4294967296))) (let ((.cse123 (+ v_z_250 (* v_y_248 4294967296) .cse124))) (or (< 4294967295 .cse123) (< v_z_250 2147483649) (< .cse45 (+ v_z_250 .cse124 4)) (< 4294967295 v_z_250) (not (= c_~value~0 (select .cse118 (+ |~#buffer~0.offset| v_z_250 (- 4294967297))))) (< (+ v_z_250 .cse124) 0) (< .cse123 0)))))) (.cse18 (and (forall ((|~#buffer~0.offset| Int) (v_y_216 Int) (v_z_216 Int) (v_y_204 Int)) (let ((.cse120 (* v_y_204 4294967296)) (.cse119 (* v_y_216 4294967296))) (or (not (= c_~value~0 (select .cse118 (+ |~#buffer~0.offset| (- 1) v_z_216)))) (< .cse45 (+ .cse119 v_z_216 4)) (< (+ .cse119 v_z_216) 0) (= v_z_216 0) (< 2147483648 v_z_216) (< .cse45 (+ .cse120 .cse119 v_z_216 1)) (< (+ .cse120 .cse119 v_z_216) 0) (< v_z_216 0)))) (forall ((|~#buffer~0.offset| Int) (v_z_211 Int) (v_y_204 Int) (v_y_211 Int)) (let ((.cse121 (* v_y_211 4294967296))) (let ((.cse122 (+ (* v_y_204 4294967296) v_z_211 .cse121))) (or (< .cse45 (+ v_z_211 .cse121 4)) (< (+ v_z_211 .cse121) 0) (< .cse122 0) (< v_z_211 0) (< 2147483648 v_z_211) (not (= c_~value~0 (select .cse118 (+ |~#buffer~0.offset| (- 1) v_z_211)))) (= v_z_211 0) (< 4294967295 .cse122))))))) (.cse21 (forall ((v_y_161 Int) (v_y_143 Int)) (let ((.cse117 (* v_y_161 4294967296)) (.cse116 (* v_y_143 4294967296))) (or (< (+ 4294967295 .cse116) .cse92) (< .cse92 (+ .cse117 .cse116)) (< (+ .cse117 4294967295 .cse116) .cse92) (< .cse92 .cse116) (< (mod (+ (mod (mod (+ (mod (+ (* v_y_143 (- 4294967296)) (* v_y_161 (- 4294967296)) .cse88 1) .cse45) 1) 4294967296) .cse45) 1) .cse45) 1))))) (.cse22 (< .cse45 3)) (.cse23 (= 3 .cse45)) (.cse24 (< .cse45 4)) (.cse25 (forall ((v_y_161 Int) (v_y_117 Int) (v_y_120 Int) (v_y_143 Int)) (let ((.cse115 (* v_y_120 4294967296)) (.cse113 (* v_y_161 4294967296)) (.cse114 (* v_y_117 4294967296)) (.cse112 (* v_y_143 4294967296))) (or (< (+ 4294967295 .cse112) .cse92) (< (mod (+ (* v_y_120 (- 4294967296)) (mod (mod (+ (mod (+ (* v_y_143 (- 4294967296)) (* v_y_161 (- 4294967296)) .cse88 1) .cse45) 1) 4294967296) .cse45) (* v_y_117 (- 4294967296)) 1) .cse45) 1) (< .cse92 (+ .cse113 .cse112)) (< (+ .cse113 4294967295 .cse112) .cse92) (< .cse92 .cse112) (< (+ .cse113 .cse114 .cse112 .cse115 4294967293) .cse92) (< .cse105 (+ .cse113 .cse114 .cse112 .cse115)) (< .cse105 (+ .cse113 .cse114 .cse112)) (< (+ .cse113 .cse114 .cse112 4294967293) .cse92))))) (.cse37 (< .cse111 (+ c_~first~0 4))) (.cse50 (< .cse90 (+ 3 c_~first~0))) (.cse17 (forall ((v_y_161 Int) (v_y_143 Int)) (let ((.cse110 (mod (+ (* v_y_143 (- 4294967296)) (* v_y_161 (- 4294967296)) .cse88 1) .cse45))) (let ((.cse108 (* v_y_161 4294967296)) (.cse109 (mod (mod (+ .cse110 1) 4294967296) .cse45)) (.cse107 (* v_y_143 4294967296))) (or (< (+ 4294967295 .cse107) .cse88) (< .cse92 (+ .cse108 .cse107)) (< (+ .cse108 4294967295 .cse107) .cse92) (= .cse88 .cse107) (< (mod (+ .cse109 1) .cse45) 1) (< .cse109 1) (< .cse110 1) (< .cse88 .cse107)))))) (.cse15 (forall ((v_y_161 Int) (v_y_117 Int) (v_y_120 Int) (v_y_143 Int)) (let ((.cse106 (mod (+ (* v_y_143 (- 4294967296)) (* v_y_161 (- 4294967296)) .cse88 1) .cse45))) (let ((.cse104 (* v_y_120 4294967296)) (.cse101 (mod (mod (+ .cse106 1) 4294967296) .cse45)) (.cse102 (* v_y_161 4294967296)) (.cse103 (* v_y_117 4294967296)) (.cse100 (* v_y_143 4294967296))) (or (< (+ 4294967295 .cse100) .cse88) (< (mod (+ (* v_y_120 (- 4294967296)) .cse101 (* v_y_117 (- 4294967296)) 1) .cse45) 1) (< .cse92 (+ .cse102 .cse100)) (< (+ .cse102 4294967295 .cse100) .cse92) (= .cse88 .cse100) (< (+ .cse102 .cse103 .cse100 .cse104 4294967293) .cse92) (< .cse105 (+ .cse102 .cse103 .cse100 .cse104)) (< .cse101 1) (< .cse105 (+ .cse102 .cse103 .cse100)) (< .cse106 1) (< .cse88 .cse100) (< (+ .cse102 .cse103 .cse100 4294967293) .cse92)))))) (.cse71 (forall ((v_y_117 Int) (v_y_120 Int)) (let ((.cse99 (* v_y_120 4294967296)) (.cse97 (+ .cse92 1)) (.cse98 (* v_y_117 4294967296))) (or (< (mod (+ (* v_y_120 (- 4294967296)) (* v_y_117 (- 4294967296)) .cse96 1) .cse45) 1) (< .cse97 (+ .cse98 .cse99)) (< (+ .cse98 4294967294 .cse99) .cse92) (< (+ .cse98 4294967294) .cse92) (< .cse97 .cse98))))) (.cse64 (< 2147483642 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse75 (< .cse96 1)) (.cse65 (and (<= 0 (+ 5 |c_t1Thread1of1ForFork0_~i~0#1|)) (<= |c_t1Thread1of1ForFork0_~i~0#1| 1))) (.cse7 (and (<= |c_t1Thread1of1ForFork0_~i~0#1| 0) (<= 0 (+ |c_t1Thread1of1ForFork0_~i~0#1| 6)))) (.cse11 (< 2147483641 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse62 (= .cse95 0)) (.cse73 (< 2147483643 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse77 (forall ((v_y_117 Int) (v_y_120 Int)) (let ((.cse93 (* v_y_117 4294967296)) (.cse94 (* v_y_120 4294967296))) (or (< .cse92 .cse93) (< (+ .cse93 4294967295 .cse94) .cse92) (< (mod (+ .cse88 (* v_y_120 (- 4294967296)) (* v_y_117 (- 4294967296)) 1) .cse45) 1) (< (+ .cse93 4294967295) .cse92) (< .cse92 (+ .cse93 .cse94)))))) (.cse78 (and (or .cse72 .cse74 .cse38 .cse12 .cse48) (or (< .cse90 .cse91) .cse26 .cse27 .cse81))) (.cse14 (= .cse89 0)) (.cse76 (and (<= 0 (+ |c_t1Thread1of1ForFork0_~i~0#1| 4)) (<= |c_t1Thread1of1ForFork0_~i~0#1| 2))) (.cse28 (< .cse89 0)) (.cse31 (or .cse0 .cse3)) (.cse1 (or .cse3 .cse30)) (.cse70 (< .cse88 1)) (.cse79 (and (<= 0 .cse35) (<= |c_t1Thread1of1ForFork0_~i~0#1| 3))) (.cse80 (< 2147483644 |c_t1Thread1of1ForFork0_~i~0#1|)) (.cse86 (or .cse2 .cse32 .cse8 .cse3 .cse10 .cse4 .cse5 .cse6)) (.cse66 (and .cse34 (not (= .cse87 0)))) (.cse67 (and (<= |c_t1Thread1of1ForFork0_~i~0#1| 6) (<= 0 |c_t1Thread1of1ForFork0_~i~0#1|))) (.cse68 (< (+ |c_t1Thread1of1ForFork0_~i~0#1| 2147483648) 0)) (.cse69 (< 2147483647 |c_t1Thread1of1ForFork0_~i~0#1|))) (and (or .cse0 (and .cse1 (or .cse2 .cse3 .cse4 .cse5 .cse6))) (or .cse7 .cse8 .cse3 .cse9 .cse10 .cse11 (and (or .cse12 (and (or .cse13 .cse14 .cse15 .cse16) (or .cse17 .cse13 .cse14 .cse18) (or .cse17 .cse13 .cse19 .cse14) (or .cse13 .cse20 .cse14 .cse15))) (or (and (or .cse21 .cse22 .cse23 .cse14) (or .cse24 .cse14 .cse25)) .cse26 .cse27)) .cse28 .cse29) (or .cse30 (and .cse31 (or .cse32 .cse33 .cse8 .cse3 (and .cse34 (not (= .cse35 0))) .cse10 .cse36 .cse28))) (or (let ((.cse56 (* (div (* (- 1) c_~next~0) 4294967296) 4294967296))) (let ((.cse55 (+ .cse56 c_~next~0)) (.cse49 (not (= (mod (* 4294967295 c_~next~0) 4294967296) 0)))) (and (or .cse8 .cse30 .cse10 (and (or .cse37 .cse38 (forall ((v_y_161 Int) (v_y_117 Int) (v_y_120 Int) (v_y_143 Int)) (let ((.cse47 (mod (+ (* v_y_143 (- 4294967296)) (* v_y_161 (- 4294967296)) c_~next~0 1) .cse45))) (let ((.cse43 (* v_y_120 4294967296)) (.cse44 (+ 2 c_~next~0)) (.cse41 (* v_y_117 4294967296)) (.cse40 (* v_y_161 4294967296)) (.cse42 (* v_y_143 4294967296)) (.cse39 (mod (mod (+ 1 .cse47) 4294967296) .cse45))) (or (< .cse39 1) (< (+ .cse40 .cse41 .cse42 .cse43 4294967293) c_~next~0) (< c_~next~0 (+ .cse40 .cse42)) (< .cse44 (+ .cse40 .cse41 .cse42 .cse43)) (< (+ .cse40 .cse41 .cse42 4294967293) c_~next~0) (< (+ .cse42 .cse45) .cse46) (= .cse42 c_~next~0) (< c_~next~0 .cse42) (< .cse47 1) (< .cse44 (+ .cse40 .cse41 .cse42)) (< (+ .cse40 4294967295 .cse42) c_~next~0) (< (mod (+ .cse39 (* v_y_120 (- 4294967296)) (* v_y_117 (- 4294967296)) 1) .cse45) 1))))) .cse48) (or .cse49 .cse50 (forall ((v_y_161 Int) (v_y_117 Int) (v_y_120 Int)) (let ((.cse51 (+ .cse56 2 c_~next~0)) (.cse54 (* v_y_120 4294967296)) (.cse53 (* v_y_117 4294967296)) (.cse52 (* v_y_161 4294967296))) (or (< .cse51 (+ .cse52 .cse53 .cse54)) (< .cse51 (+ .cse52 .cse53)) (< (+ .cse52 .cse53 .cse54 4294967293) .cse55) (< (+ .cse52 .cse53 4294967293) .cse55) (< (mod (+ (mod (mod (+ (mod (+ (* v_y_161 (- 4294967296)) .cse56 c_~next~0 1) .cse45) 1) 4294967296) .cse45) (* v_y_120 (- 4294967296)) (* v_y_117 (- 4294967296)) 1) .cse45) 1) (< (+ .cse52 4294967295) .cse55) (< .cse55 .cse52)))) .cse26))) (or .cse8 .cse30 (and (or .cse37 .cse38 (forall ((v_y_161 Int) (v_y_143 Int)) (let ((.cse60 (mod (+ (* v_y_143 (- 4294967296)) (* v_y_161 (- 4294967296)) c_~next~0 1) .cse45))) (let ((.cse57 (mod (mod (+ 1 .cse60) 4294967296) .cse45)) (.cse58 (* v_y_161 4294967296)) (.cse59 (* v_y_143 4294967296))) (or (< .cse57 1) (< (mod (+ .cse57 1) .cse45) 1) (< c_~next~0 (+ .cse58 .cse59)) (< (+ .cse59 .cse45) .cse46) (= .cse59 c_~next~0) (< c_~next~0 .cse59) (< .cse60 1) (< (+ .cse58 4294967295 .cse59) c_~next~0))))) .cse48) (or (forall ((v_y_161 Int)) (let ((.cse61 (* v_y_161 4294967296))) (or (< (mod (+ (mod (mod (+ (mod (+ (* v_y_161 (- 4294967296)) .cse56 c_~next~0 1) .cse45) 1) 4294967296) .cse45) 1) .cse45) 1) (< (+ .cse61 4294967295) .cse55) (< .cse55 .cse61)))) .cse49 .cse50 .cse26)) .cse10) (or .cse17 .cse37 .cse62 .cse13 .cse38 .cse63) (or .cse37 .cse62 .cse13 .cse38 .cse63 .cse15)))) .cse3 .cse64 .cse65 .cse6 .cse29) (or .cse0 .cse3 .cse30) (= c_~value~0 0) (or .cse0 (and .cse1 (or .cse66 .cse67 .cse3 .cse68 .cse69))) (or .cse70 .cse71 .cse72 .cse73 .cse3 .cse13 .cse74 .cse38 .cse63 .cse68 .cse75 .cse76 .cse29) (or .cse30 (and .cse31 (or .cse70 .cse8 .cse73 .cse3 .cse13 .cse77 .cse10 .cse78 .cse14 .cse76 .cse28 .cse29))) (or .cse0 (and .cse1 (or .cse7 .cse3 .cse11 (and (or .cse13 .cse14 .cse15) (or .cse17 .cse13 .cse14)) .cse28 .cse29))) (or .cse3 .cse79 .cse80 (and (or .cse70 .cse62 .cse13 .cse38 .cse63 .cse77 .cse81) (or .cse8 .cse30 .cse10 (and (or .cse38 (forall ((v_y_117 Int) (v_y_120 Int)) (let ((.cse83 (* v_y_120 4294967296)) (.cse82 (* v_y_117 4294967296))) (or (< (+ .cse82 4294967295 .cse83) c_~next~0) (< (+ .cse82 .cse45) .cse46) (= .cse82 c_~next~0) (< c_~next~0 (+ .cse82 .cse83)) (< (mod (+ c_~next~0 (* v_y_120 (- 4294967296)) (* v_y_117 (- 4294967296)) 1) .cse45) 1) (< c_~next~0 .cse82)))) .cse48 .cse81) (or (< (mod 1 .cse45) 1) .cse38 (not (= .cse84 0)) .cse26)))) .cse6 .cse29) (or (and (or .cse3 (and (<= c_~value~0 6) (<= 0 c_~value~0))) (or (= .cse85 1) .cse3)) .cse30) (= |c_#ghost~m_locked| 0) (or .cse70 .cse33 .cse3 .cse13 .cse38 .cse63 .cse36 .cse14 .cse28 .cse29) (= c_~receive~0 0) (or .cse32 .cse66 .cse67 .cse8 .cse3 .cse68 .cse10 .cse69) (or .cse8 .cse3 .cse9 .cse64 .cse10 (and (or (and (or .cse62 .cse13 .cse15 .cse16) (or .cse62 .cse13 .cse20 .cse15) (or .cse17 .cse62 .cse13 .cse19) (or .cse17 .cse62 .cse13 .cse18)) .cse12) (or (and (or .cse21 .cse62 .cse22 .cse23) (or .cse62 .cse24 .cse25)) .cse26 .cse27)) .cse65 .cse6 .cse29) (or .cse70 .cse71 .cse8 .cse3 .cse9 .cse13 (and (or .cse37 .cse38 .cse12 .cse48) (or .cse50 .cse26 .cse27)) .cse64 .cse10 .cse75 .cse65 .cse6 .cse29) (or .cse70 .cse8 .cse3 .cse79 .cse13 .cse80 .cse10 (and (or .cse38 .cse12 .cse48 .cse81) (or .cse38 .cse26 .cse27)) .cse6 .cse29) (or .cse0 (and (or .cse3 .cse64 .cse65 (and (or .cse17 .cse62 .cse13) (or .cse62 .cse13 .cse15)) .cse6 .cse29) .cse1)) (or .cse0 (and .cse1 (or .cse70 .cse71 .cse72 .cse3 .cse13 .cse74 .cse64 .cse38 .cse75 .cse65 .cse6 .cse29))) (or .cse30 (and .cse31 (or .cse7 .cse8 .cse3 .cse10 .cse11 .cse14 .cse28))) (or .cse7 .cse3 .cse63 .cse68 .cse11) (= c_~send~0 1) (or .cse0 (and .cse1 (or .cse70 .cse73 .cse3 .cse13 .cse38 .cse77 .cse14 .cse76 .cse28 .cse81 .cse29))) (or .cse70 .cse2 .cse3 .cse62 .cse13 .cse38 .cse63 .cse5 .cse6 .cse29) (or .cse70 .cse8 .cse73 .cse3 .cse9 .cse13 .cse77 .cse10 .cse78 .cse14 .cse76 .cse28 .cse29) (or .cse30 (and .cse31 .cse86)) (or .cse0 (and .cse1 (or .cse70 .cse3 .cse79 .cse13 .cse38 .cse80 .cse6 .cse29))) .cse86 (or .cse66 .cse67 .cse3 .cse63 .cse68 .cse69))))))) is different from true [2024-09-23 01:09:49,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-09-23 01:10:01,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-09-23 01:10:22,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-09-23 01:10:34,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-09-23 01:10:36,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-09-23 01:10:47,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] Killed by 15