./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0706d1a5964bb8391155a217bd6084c2519a4607ef121976461541c97aecebc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:36:07,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:36:07,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-12-02 10:36:07,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:36:07,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:36:07,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:36:07,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:36:07,677 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:36:07,677 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:36:07,677 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:36:07,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:36:07,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:36:07,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:36:07,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:36:07,678 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:36:07,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:36:07,678 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:36:07,678 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:36:07,678 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:36:07,679 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:36:07,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:07,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:07,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:36:07,680 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:36:07,681 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0706d1a5964bb8391155a217bd6084c2519a4607ef121976461541c97aecebc [2024-12-02 10:36:07,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:36:07,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:36:07,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:36:07,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:36:07,933 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:36:07,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2024-12-02 10:36:10,534 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/data/78877276e/6e4d1dfca5084391853804368c7c7ebf/FLAG212a09d1a [2024-12-02 10:36:10,782 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:36:10,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2024-12-02 10:36:10,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/data/78877276e/6e4d1dfca5084391853804368c7c7ebf/FLAG212a09d1a [2024-12-02 10:36:11,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/data/78877276e/6e4d1dfca5084391853804368c7c7ebf [2024-12-02 10:36:11,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:36:11,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:36:11,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:36:11,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:36:11,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:36:11,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6663a07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11, skipping insertion in model container [2024-12-02 10:36:11,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,171 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:36:11,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:36:11,461 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:36:11,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:36:11,537 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:36:11,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11 WrapperNode [2024-12-02 10:36:11,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:36:11,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:36:11,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:36:11,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:36:11,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,580 INFO L138 Inliner]: procedures = 122, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-12-02 10:36:11,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:36:11,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:36:11,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:36:11,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:36:11,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,596 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,609 INFO L175 MemorySlicer]: Split 12 memory accesses to 2 slices as follows [2, 10]. 83 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 6 writes are split as follows [0, 6]. [2024-12-02 10:36:11,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,616 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,622 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:36:11,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:36:11,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:36:11,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:36:11,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (1/1) ... [2024-12-02 10:36:11,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:11,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:11,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:36:11,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-12-02 10:36:11,675 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 10:36:11,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 10:36:11,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:36:11,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:36:11,768 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:36:11,769 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:36:11,787 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-12-02 10:36:11,980 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-12-02 10:36:11,980 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:36:11,990 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:36:11,990 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-02 10:36:11,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:11 BoogieIcfgContainer [2024-12-02 10:36:11,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:36:11,993 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:36:11,993 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:36:11,998 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:36:11,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:36:11" (1/3) ... [2024-12-02 10:36:11,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b8c0a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:36:11, skipping insertion in model container [2024-12-02 10:36:11,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:11" (2/3) ... [2024-12-02 10:36:11,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b8c0a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:36:11, skipping insertion in model container [2024-12-02 10:36:11,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:11" (3/3) ... [2024-12-02 10:36:12,000 INFO L128 eAbstractionObserver]: Analyzing ICFG sll_circular_traversal-2.i [2024-12-02 10:36:12,014 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:36:12,015 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG sll_circular_traversal-2.i that has 2 procedures, 68 locations, 1 initial locations, 3 loop locations, and 25 error locations. [2024-12-02 10:36:12,053 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:36:12,065 INFO L333 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=PETRI_NET, 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;@6d07dd83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:36:12,066 INFO L334 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2024-12-02 10:36:12,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 39 states have (on average 1.9230769230769231) internal successors, (75), 65 states have internal predecessors, (75), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:36:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-02 10:36:12,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:12,076 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-12-02 10:36:12,077 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:12,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:12,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1079622, now seen corresponding path program 1 times [2024-12-02 10:36:12,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:12,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670768900] [2024-12-02 10:36:12,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:12,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:12,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:12,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670768900] [2024-12-02 10:36:12,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670768900] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:12,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:12,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:36:12,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42454890] [2024-12-02 10:36:12,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:12,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:12,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:12,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:12,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,323 INFO L87 Difference]: Start difference. First operand has 67 states, 39 states have (on average 1.9230769230769231) internal successors, (75), 65 states have internal predecessors, (75), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-12-02 10:36:12,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:12,412 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2024-12-02 10:36:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:12,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-12-02 10:36:12,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:12,419 INFO L225 Difference]: With dead ends: 63 [2024-12-02 10:36:12,419 INFO L226 Difference]: Without dead ends: 57 [2024-12-02 10:36:12,421 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,423 INFO L435 NwaCegarLoop]: 54 mSDtfsCounter, 15 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:12,424 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 82 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:36:12,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-12-02 10:36:12,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-12-02 10:36:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 35 states have (on average 1.7142857142857142) internal successors, (60), 56 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:36:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 60 transitions. [2024-12-02 10:36:12,455 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 60 transitions. Word has length 4 [2024-12-02 10:36:12,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:12,455 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 60 transitions. [2024-12-02 10:36:12,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-12-02 10:36:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2024-12-02 10:36:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-02 10:36:12,456 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:12,456 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-12-02 10:36:12,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 10:36:12,456 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:12,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:12,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1079623, now seen corresponding path program 1 times [2024-12-02 10:36:12,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:12,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128041565] [2024-12-02 10:36:12,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:12,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:12,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:12,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:12,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128041565] [2024-12-02 10:36:12,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128041565] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:12,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:12,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:36:12,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085627722] [2024-12-02 10:36:12,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:12,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:12,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:12,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:12,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,556 INFO L87 Difference]: Start difference. First operand 57 states and 60 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-12-02 10:36:12,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:12,604 INFO L93 Difference]: Finished difference Result 54 states and 57 transitions. [2024-12-02 10:36:12,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:12,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-12-02 10:36:12,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:12,605 INFO L225 Difference]: With dead ends: 54 [2024-12-02 10:36:12,605 INFO L226 Difference]: Without dead ends: 54 [2024-12-02 10:36:12,605 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,606 INFO L435 NwaCegarLoop]: 47 mSDtfsCounter, 13 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:12,606 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 75 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:12,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-12-02 10:36:12,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-12-02 10:36:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 35 states have (on average 1.6285714285714286) internal successors, (57), 53 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:36:12,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 57 transitions. [2024-12-02 10:36:12,610 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 57 transitions. Word has length 4 [2024-12-02 10:36:12,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:12,610 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 57 transitions. [2024-12-02 10:36:12,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-12-02 10:36:12,610 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2024-12-02 10:36:12,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-02 10:36:12,611 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:12,611 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:12,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:36:12,611 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:12,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:12,612 INFO L85 PathProgramCache]: Analyzing trace with hash -401893041, now seen corresponding path program 1 times [2024-12-02 10:36:12,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:12,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314756996] [2024-12-02 10:36:12,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:12,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:12,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:12,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:12,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314756996] [2024-12-02 10:36:12,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314756996] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:12,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:12,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:36:12,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398086821] [2024-12-02 10:36:12,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:12,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:12,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:12,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:12,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,701 INFO L87 Difference]: Start difference. First operand 54 states and 57 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-12-02 10:36:12,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:12,765 INFO L93 Difference]: Finished difference Result 52 states and 55 transitions. [2024-12-02 10:36:12,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:12,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-12-02 10:36:12,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:12,766 INFO L225 Difference]: With dead ends: 52 [2024-12-02 10:36:12,766 INFO L226 Difference]: Without dead ends: 52 [2024-12-02 10:36:12,766 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,767 INFO L435 NwaCegarLoop]: 49 mSDtfsCounter, 2 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:12,767 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 78 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:36:12,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-12-02 10:36:12,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-12-02 10:36:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 35 states have (on average 1.5714285714285714) internal successors, (55), 51 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:36:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 55 transitions. [2024-12-02 10:36:12,771 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 55 transitions. Word has length 10 [2024-12-02 10:36:12,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:12,772 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 55 transitions. [2024-12-02 10:36:12,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-12-02 10:36:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2024-12-02 10:36:12,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-02 10:36:12,772 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:12,772 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:12,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:36:12,773 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:12,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:12,773 INFO L85 PathProgramCache]: Analyzing trace with hash -401893040, now seen corresponding path program 1 times [2024-12-02 10:36:12,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:12,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441090515] [2024-12-02 10:36:12,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:12,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:12,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:12,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441090515] [2024-12-02 10:36:12,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441090515] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:12,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:12,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:36:12,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270289388] [2024-12-02 10:36:12,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:12,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:12,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:12,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:12,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,873 INFO L87 Difference]: Start difference. First operand 52 states and 55 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-12-02 10:36:12,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:12,920 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2024-12-02 10:36:12,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:12,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-12-02 10:36:12,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:12,921 INFO L225 Difference]: With dead ends: 50 [2024-12-02 10:36:12,921 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 10:36:12,921 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,922 INFO L435 NwaCegarLoop]: 49 mSDtfsCounter, 2 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:12,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 81 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:12,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 10:36:12,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-12-02 10:36:12,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.5142857142857142) internal successors, (53), 49 states have internal predecessors, (53), 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) [2024-12-02 10:36:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2024-12-02 10:36:12,927 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 10 [2024-12-02 10:36:12,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:12,927 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2024-12-02 10:36:12,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-12-02 10:36:12,927 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2024-12-02 10:36:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-02 10:36:12,928 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:12,928 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:12,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:36:12,928 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:12,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:12,929 INFO L85 PathProgramCache]: Analyzing trace with hash 428615805, now seen corresponding path program 1 times [2024-12-02 10:36:12,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:12,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437321423] [2024-12-02 10:36:12,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:12,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:12,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:12,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:12,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437321423] [2024-12-02 10:36:12,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437321423] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:12,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:12,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:36:12,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306153652] [2024-12-02 10:36:12,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:12,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:12,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:12,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:12,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:12,993 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-12-02 10:36:13,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:13,005 INFO L93 Difference]: Finished difference Result 56 states and 59 transitions. [2024-12-02 10:36:13,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:13,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-12-02 10:36:13,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:13,006 INFO L225 Difference]: With dead ends: 56 [2024-12-02 10:36:13,006 INFO L226 Difference]: Without dead ends: 56 [2024-12-02 10:36:13,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:13,007 INFO L435 NwaCegarLoop]: 51 mSDtfsCounter, 5 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:13,007 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 95 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:13,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-12-02 10:36:13,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 51. [2024-12-02 10:36:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 36 states have (on average 1.5) internal successors, (54), 50 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:36:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 54 transitions. [2024-12-02 10:36:13,012 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 54 transitions. Word has length 11 [2024-12-02 10:36:13,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:13,012 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 54 transitions. [2024-12-02 10:36:13,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-12-02 10:36:13,013 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2024-12-02 10:36:13,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-02 10:36:13,013 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:13,013 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:13,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 10:36:13,013 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:13,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:13,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1010923860, now seen corresponding path program 1 times [2024-12-02 10:36:13,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:13,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624307415] [2024-12-02 10:36:13,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:13,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:13,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:13,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624307415] [2024-12-02 10:36:13,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624307415] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:13,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883105820] [2024-12-02 10:36:13,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:13,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:13,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:13,121 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:13,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:36:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:13,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 10:36:13,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:13,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:13,285 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:36:13,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883105820] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:13,329 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:13,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-12-02 10:36:13,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641200470] [2024-12-02 10:36:13,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:13,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:36:13,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:13,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:36:13,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:13,331 INFO L87 Difference]: Start difference. First operand 51 states and 54 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 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) [2024-12-02 10:36:13,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:13,358 INFO L93 Difference]: Finished difference Result 69 states and 72 transitions. [2024-12-02 10:36:13,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:36:13,358 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-12-02 10:36:13,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:13,359 INFO L225 Difference]: With dead ends: 69 [2024-12-02 10:36:13,359 INFO L226 Difference]: Without dead ends: 69 [2024-12-02 10:36:13,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:13,360 INFO L435 NwaCegarLoop]: 51 mSDtfsCounter, 10 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:13,360 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 143 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-12-02 10:36:13,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-12-02 10:36:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 68 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) [2024-12-02 10:36:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 72 transitions. [2024-12-02 10:36:13,366 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 72 transitions. Word has length 17 [2024-12-02 10:36:13,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:13,366 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 72 transitions. [2024-12-02 10:36:13,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 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) [2024-12-02 10:36:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2024-12-02 10:36:13,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-02 10:36:13,367 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:13,367 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:13,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:36:13,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:13,568 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:13,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:13,568 INFO L85 PathProgramCache]: Analyzing trace with hash -663241639, now seen corresponding path program 2 times [2024-12-02 10:36:13,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:13,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455871497] [2024-12-02 10:36:13,569 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 10:36:13,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:13,610 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-02 10:36:13,611 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 10:36:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-02 10:36:13,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:13,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455871497] [2024-12-02 10:36:13,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455871497] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:13,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:13,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:36:13,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079898704] [2024-12-02 10:36:13,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:13,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:36:13,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:13,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:36:13,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:36:13,768 INFO L87 Difference]: Start difference. First operand 69 states and 72 transitions. Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 states have internal predecessors, (20), 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) [2024-12-02 10:36:13,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:13,901 INFO L93 Difference]: Finished difference Result 66 states and 70 transitions. [2024-12-02 10:36:13,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:36:13,901 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-12-02 10:36:13,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:13,902 INFO L225 Difference]: With dead ends: 66 [2024-12-02 10:36:13,902 INFO L226 Difference]: Without dead ends: 66 [2024-12-02 10:36:13,902 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:13,902 INFO L435 NwaCegarLoop]: 32 mSDtfsCounter, 17 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:13,903 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 105 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:36:13,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-12-02 10:36:13,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-12-02 10:36:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 55 states have (on average 1.2727272727272727) internal successors, (70), 65 states have internal predecessors, (70), 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) [2024-12-02 10:36:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 70 transitions. [2024-12-02 10:36:13,907 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 70 transitions. Word has length 35 [2024-12-02 10:36:13,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:13,907 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 70 transitions. [2024-12-02 10:36:13,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 states have internal predecessors, (20), 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) [2024-12-02 10:36:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2024-12-02 10:36:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-02 10:36:13,908 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:13,908 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:13,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 10:36:13,908 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:13,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:13,909 INFO L85 PathProgramCache]: Analyzing trace with hash -663241638, now seen corresponding path program 1 times [2024-12-02 10:36:13,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:13,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057936736] [2024-12-02 10:36:13,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:13,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-02 10:36:14,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:14,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057936736] [2024-12-02 10:36:14,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057936736] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:14,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:14,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:36:14,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610849020] [2024-12-02 10:36:14,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:14,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:36:14,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:14,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:36:14,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:36:14,136 INFO L87 Difference]: Start difference. First operand 66 states and 70 transitions. Second operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 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) [2024-12-02 10:36:14,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:14,247 INFO L93 Difference]: Finished difference Result 73 states and 76 transitions. [2024-12-02 10:36:14,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:36:14,248 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-12-02 10:36:14,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:14,248 INFO L225 Difference]: With dead ends: 73 [2024-12-02 10:36:14,248 INFO L226 Difference]: Without dead ends: 73 [2024-12-02 10:36:14,249 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:14,249 INFO L435 NwaCegarLoop]: 40 mSDtfsCounter, 9 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:14,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 137 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:36:14,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-12-02 10:36:14,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 69. [2024-12-02 10:36:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 58 states have (on average 1.2586206896551724) internal successors, (73), 68 states have internal predecessors, (73), 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) [2024-12-02 10:36:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 73 transitions. [2024-12-02 10:36:14,254 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 73 transitions. Word has length 35 [2024-12-02 10:36:14,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:14,254 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 73 transitions. [2024-12-02 10:36:14,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 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) [2024-12-02 10:36:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2024-12-02 10:36:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-02 10:36:14,255 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:14,255 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:14,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 10:36:14,255 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:14,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:14,256 INFO L85 PathProgramCache]: Analyzing trace with hash 590361197, now seen corresponding path program 1 times [2024-12-02 10:36:14,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:14,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948367038] [2024-12-02 10:36:14,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:14,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:15,062 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-02 10:36:15,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:15,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948367038] [2024-12-02 10:36:15,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948367038] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:15,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583970578] [2024-12-02 10:36:15,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:15,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:15,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:15,065 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:15,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:36:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:15,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-02 10:36:15,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:15,474 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 13 treesize of output 9 [2024-12-02 10:36:15,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:36:15,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 10:36:15,702 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-02 10:36:15,702 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:16,126 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-02 10:36:16,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583970578] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:16,127 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:16,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 29 [2024-12-02 10:36:16,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292580376] [2024-12-02 10:36:16,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:16,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-12-02 10:36:16,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:16,128 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-12-02 10:36:16,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2024-12-02 10:36:16,129 INFO L87 Difference]: Start difference. First operand 69 states and 73 transitions. Second operand has 29 states, 29 states have (on average 2.7586206896551726) internal successors, (80), 29 states have internal predecessors, (80), 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) [2024-12-02 10:36:16,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:16,603 INFO L93 Difference]: Finished difference Result 69 states and 72 transitions. [2024-12-02 10:36:16,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 10:36:16,604 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 2.7586206896551726) internal successors, (80), 29 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2024-12-02 10:36:16,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:16,604 INFO L225 Difference]: With dead ends: 69 [2024-12-02 10:36:16,604 INFO L226 Difference]: Without dead ends: 69 [2024-12-02 10:36:16,605 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=188, Invalid=1218, Unknown=0, NotChecked=0, Total=1406 [2024-12-02 10:36:16,605 INFO L435 NwaCegarLoop]: 35 mSDtfsCounter, 20 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:16,606 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 580 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:36:16,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-12-02 10:36:16,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-12-02 10:36:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 58 states have (on average 1.2413793103448276) internal successors, (72), 68 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) [2024-12-02 10:36:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 72 transitions. [2024-12-02 10:36:16,611 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 72 transitions. Word has length 39 [2024-12-02 10:36:16,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:16,611 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 72 transitions. [2024-12-02 10:36:16,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.7586206896551726) internal successors, (80), 29 states have internal predecessors, (80), 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) [2024-12-02 10:36:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2024-12-02 10:36:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-02 10:36:16,612 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:16,612 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:16,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:36:16,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-12-02 10:36:16,813 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:16,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:16,814 INFO L85 PathProgramCache]: Analyzing trace with hash 411868972, now seen corresponding path program 1 times [2024-12-02 10:36:16,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:16,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405462370] [2024-12-02 10:36:16,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:16,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:17,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:17,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405462370] [2024-12-02 10:36:17,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405462370] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:17,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029116137] [2024-12-02 10:36:17,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:17,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:17,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:17,977 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:17,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:36:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:18,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-02 10:36:18,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:18,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-12-02 10:36:18,217 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-12-02 10:36:18,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 14 treesize of output 13 [2024-12-02 10:36:18,276 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 11 treesize of output 7 [2024-12-02 10:36:18,288 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 15 treesize of output 1 [2024-12-02 10:36:18,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2024-12-02 10:36:18,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-02 10:36:18,427 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-02 10:36:18,427 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 1 case distinctions, treesize of input 29 treesize of output 28 [2024-12-02 10:36:18,444 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-12-02 10:36:18,444 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 1 case distinctions, treesize of input 16 treesize of output 15 [2024-12-02 10:36:18,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2024-12-02 10:36:18,808 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:36:18,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 35 [2024-12-02 10:36:18,866 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:18,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 32 [2024-12-02 10:36:18,875 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 23 treesize of output 15 [2024-12-02 10:36:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:18,992 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:19,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029116137] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:19,454 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:19,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 12] total 32 [2024-12-02 10:36:19,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333323224] [2024-12-02 10:36:19,454 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:19,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-12-02 10:36:19,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:19,455 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-12-02 10:36:19,456 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=951, Unknown=0, NotChecked=0, Total=1056 [2024-12-02 10:36:19,456 INFO L87 Difference]: Start difference. First operand 69 states and 72 transitions. Second operand has 33 states, 32 states have (on average 2.53125) internal successors, (81), 33 states have internal predecessors, (81), 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) [2024-12-02 10:36:20,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:20,298 INFO L93 Difference]: Finished difference Result 81 states and 89 transitions. [2024-12-02 10:36:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 10:36:20,299 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 2.53125) internal successors, (81), 33 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2024-12-02 10:36:20,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:20,300 INFO L225 Difference]: With dead ends: 81 [2024-12-02 10:36:20,300 INFO L226 Difference]: Without dead ends: 81 [2024-12-02 10:36:20,301 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 63 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=201, Invalid=1691, Unknown=0, NotChecked=0, Total=1892 [2024-12-02 10:36:20,301 INFO L435 NwaCegarLoop]: 23 mSDtfsCounter, 46 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:20,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 369 Invalid, 863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 10:36:20,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-12-02 10:36:20,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 74. [2024-12-02 10:36:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 63 states have (on average 1.2698412698412698) internal successors, (80), 73 states have internal predecessors, (80), 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) [2024-12-02 10:36:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 80 transitions. [2024-12-02 10:36:20,306 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 80 transitions. Word has length 41 [2024-12-02 10:36:20,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:20,306 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 80 transitions. [2024-12-02 10:36:20,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 2.53125) internal successors, (81), 33 states have internal predecessors, (81), 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) [2024-12-02 10:36:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2024-12-02 10:36:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-02 10:36:20,307 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:20,307 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:20,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 10:36:20,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:20,508 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:20,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:20,508 INFO L85 PathProgramCache]: Analyzing trace with hash 411868973, now seen corresponding path program 1 times [2024-12-02 10:36:20,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:20,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487521180] [2024-12-02 10:36:20,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:20,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:21,772 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:21,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:21,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487521180] [2024-12-02 10:36:21,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487521180] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:21,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296726190] [2024-12-02 10:36:21,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:21,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:21,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:21,774 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:21,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 10:36:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:21,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-02 10:36:21,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:21,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 [2024-12-02 10:36:21,986 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-12-02 10:36:21,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 14 treesize of output 13 [2024-12-02 10:36:22,035 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 15 treesize of output 1 [2024-12-02 10:36:22,042 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 11 treesize of output 7 [2024-12-02 10:36:22,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 10:36:22,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-02 10:36:22,169 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-02 10:36:22,169 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 1 case distinctions, treesize of input 21 treesize of output 24 [2024-12-02 10:36:22,183 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-02 10:36:22,184 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 1 case distinctions, treesize of input 19 treesize of output 18 [2024-12-02 10:36:22,467 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:36:22,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 41 [2024-12-02 10:36:22,476 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:36:22,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 52 [2024-12-02 10:36:22,520 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:22,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 38 [2024-12-02 10:36:22,530 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:22,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34 [2024-12-02 10:36:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:22,657 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:23,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1296726190] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:23,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:23,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 11] total 33 [2024-12-02 10:36:23,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593282029] [2024-12-02 10:36:23,384 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:23,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-12-02 10:36:23,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:23,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-12-02 10:36:23,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=996, Unknown=0, NotChecked=0, Total=1122 [2024-12-02 10:36:23,386 INFO L87 Difference]: Start difference. First operand 74 states and 80 transitions. Second operand has 34 states, 33 states have (on average 2.515151515151515) internal successors, (83), 34 states have internal predecessors, (83), 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) [2024-12-02 10:36:27,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 10:36:27,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:27,924 INFO L93 Difference]: Finished difference Result 88 states and 92 transitions. [2024-12-02 10:36:27,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 10:36:27,925 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 2.515151515151515) internal successors, (83), 34 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2024-12-02 10:36:27,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:27,925 INFO L225 Difference]: With dead ends: 88 [2024-12-02 10:36:27,925 INFO L226 Difference]: Without dead ends: 88 [2024-12-02 10:36:27,926 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=155, Invalid=1177, Unknown=0, NotChecked=0, Total=1332 [2024-12-02 10:36:27,926 INFO L435 NwaCegarLoop]: 27 mSDtfsCounter, 66 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:27,926 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 429 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 743 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 10:36:27,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-12-02 10:36:27,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 80. [2024-12-02 10:36:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 79 states have internal predecessors, (86), 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) [2024-12-02 10:36:27,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 86 transitions. [2024-12-02 10:36:27,930 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 86 transitions. Word has length 41 [2024-12-02 10:36:27,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:27,930 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 86 transitions. [2024-12-02 10:36:27,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 2.515151515151515) internal successors, (83), 34 states have internal predecessors, (83), 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) [2024-12-02 10:36:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2024-12-02 10:36:27,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-02 10:36:27,931 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:27,931 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:27,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 10:36:28,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:28,132 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:28,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:28,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1247710272, now seen corresponding path program 1 times [2024-12-02 10:36:28,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:28,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105735082] [2024-12-02 10:36:28,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:28,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-02 10:36:29,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:29,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105735082] [2024-12-02 10:36:29,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105735082] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:29,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079322048] [2024-12-02 10:36:29,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:29,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:29,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:29,625 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:29,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 10:36:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:29,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-02 10:36:29,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:29,924 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 11 treesize of output 7 [2024-12-02 10:36:30,052 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 15 treesize of output 1 [2024-12-02 10:36:30,056 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 11 treesize of output 7 [2024-12-02 10:36:30,069 INFO L349 Elim1Store]: treesize reduction 21, result has 44.7 percent of original size [2024-12-02 10:36:30,069 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 1 case distinctions, treesize of input 20 treesize of output 23 [2024-12-02 10:36:30,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-02 10:36:30,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-12-02 10:36:30,150 INFO L349 Elim1Store]: treesize reduction 21, result has 44.7 percent of original size [2024-12-02 10:36:30,150 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 1 case distinctions, treesize of input 28 treesize of output 31 [2024-12-02 10:36:30,252 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-02 10:36:30,252 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 1 case distinctions, treesize of input 31 treesize of output 30 [2024-12-02 10:36:30,264 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-12-02 10:36:30,264 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 1 case distinctions, treesize of input 19 treesize of output 18 [2024-12-02 10:36:30,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-12-02 10:36:30,582 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:36:30,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 37 [2024-12-02 10:36:30,598 INFO L349 Elim1Store]: treesize reduction 21, result has 44.7 percent of original size [2024-12-02 10:36:30,598 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 1 case distinctions, treesize of input 43 treesize of output 46 [2024-12-02 10:36:30,606 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:36:30,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 42 [2024-12-02 10:36:30,693 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:30,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-12-02 10:36:30,702 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:30,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 30 [2024-12-02 10:36:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:30,853 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:31,426 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)) (.cse1 (+ (select (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) 4))) (and (forall ((v_ArrVal_963 (Array Int Int)) (v_ArrVal_958 Int) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int)) (or (= (select (select (store |c_#memory_$Pointer$#1.offset| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.offset| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (= |c_ULTIMATE.start_main_~data_init~0#1| (select (select (store (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| v_ArrVal_958)) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_963) .cse0) .cse1)))) (forall ((v_ArrVal_963 (Array Int Int)) (v_ArrVal_958 Int) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int)) (or (= |c_ULTIMATE.start_main_~data_init~0#1| (select (select (store (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| v_ArrVal_958)) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_963) .cse0) .cse1)) (= (select (select (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|)) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))))) is different from false [2024-12-02 10:36:45,085 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:45,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 80 [2024-12-02 10:36:45,198 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:45,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 80 [2024-12-02 10:36:45,781 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| 0)) (.cse0 (+ |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| 4)) (.cse1 (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0))) (and (or (and (forall ((v_ArrVal_963 (Array Int Int)) (v_ArrVal_958 Int) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int) (|ULTIMATE.start_sll_circular_create_~new_head~0#1.base| Int)) (or (= (select (select (store (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| v_ArrVal_958)) |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_963) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) .cse0) |c_ULTIMATE.start_main_~data_init~0#1|) (= |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| |ULTIMATE.start_sll_circular_create_~last~0#1.base|))) (or (forall ((v_ArrVal_963 (Array Int Int)) (v_ArrVal_956 (Array Int Int)) (v_ArrVal_958 Int) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int) (|ULTIMATE.start_sll_circular_create_~new_head~0#1.base| Int)) (= (select (select (store (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_956) |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| v_ArrVal_958)) |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_963) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) .cse0) |c_ULTIMATE.start_main_~data_init~0#1|)) .cse1)) .cse2) (or (forall ((v_ArrVal_963 (Array Int Int)) (v_ArrVal_956 (Array Int Int)) (v_ArrVal_958 Int) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int) (|ULTIMATE.start_sll_circular_create_~new_head~0#1.base| Int)) (or (= |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) (= (select (select (store (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_956) |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| v_ArrVal_958)) |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_963) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) .cse0) |c_ULTIMATE.start_main_~data_init~0#1|))) .cse1) (or .cse1 .cse2 (forall ((v_ArrVal_963 (Array Int Int)) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int)) (= |c_ULTIMATE.start_main_~data_init~0#1| (select (select (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_963) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) .cse0)))) (forall ((|ULTIMATE.start_sll_circular_create_~new_head~0#1.base| Int)) (or (= |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) (forall ((v_ArrVal_963 (Array Int Int)) (v_ArrVal_958 Int) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int)) (or (= (select (select (store (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| v_ArrVal_958)) |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_963) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) .cse0) |c_ULTIMATE.start_main_~data_init~0#1|) (= |ULTIMATE.start_sll_circular_create_~new_head~0#1.base| |ULTIMATE.start_sll_circular_create_~last~0#1.base|))))) (or (forall ((v_ArrVal_963 (Array Int Int)) (|ULTIMATE.start_sll_circular_create_~last~0#1.base| Int)) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| |ULTIMATE.start_sll_circular_create_~last~0#1.base|) (= |c_ULTIMATE.start_main_~data_init~0#1| (select (select (store |c_#memory_int#1| |ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_963) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) .cse0)))) .cse1))) is different from false [2024-12-02 10:36:46,294 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:46,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2024-12-02 10:36:46,298 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:36:46,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2024-12-02 10:36:46,349 INFO L349 Elim1Store]: treesize reduction 19, result has 62.0 percent of original size [2024-12-02 10:36:46,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 43 [2024-12-02 10:36:46,353 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:36:46,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2024-12-02 10:36:46,383 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-12-02 10:36:46,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 1 [2024-12-02 10:36:46,391 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:46,392 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2024-12-02 10:36:46,397 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 36 treesize of output 24 [2024-12-02 10:36:46,403 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 7 treesize of output 3 [2024-12-02 10:36:46,427 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:36:46,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 31 [2024-12-02 10:36:46,434 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 36 treesize of output 24 [2024-12-02 10:36:46,440 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 7 treesize of output 3 [2024-12-02 10:36:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 10 not checked. [2024-12-02 10:36:46,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079322048] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:46,683 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:46,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16, 18] total 49 [2024-12-02 10:36:46,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969367785] [2024-12-02 10:36:46,684 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:46,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-12-02 10:36:46,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:46,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-12-02 10:36:46,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1972, Unknown=50, NotChecked=182, Total=2352 [2024-12-02 10:36:46,686 INFO L87 Difference]: Start difference. First operand 80 states and 86 transitions. Second operand has 49 states, 49 states have (on average 2.2448979591836733) internal successors, (110), 49 states have internal predecessors, (110), 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) [2024-12-02 10:36:49,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:49,078 INFO L93 Difference]: Finished difference Result 80 states and 85 transitions. [2024-12-02 10:36:49,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-02 10:36:49,079 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 2.2448979591836733) internal successors, (110), 49 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2024-12-02 10:36:49,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:49,080 INFO L225 Difference]: With dead ends: 80 [2024-12-02 10:36:49,080 INFO L226 Difference]: Without dead ends: 80 [2024-12-02 10:36:49,080 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 62 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=328, Invalid=3170, Unknown=50, NotChecked=234, Total=3782 [2024-12-02 10:36:49,081 INFO L435 NwaCegarLoop]: 31 mSDtfsCounter, 32 mSDsluCounter, 628 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 77 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:49,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 659 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 780 Invalid, 0 Unknown, 77 Unchecked, 1.1s Time] [2024-12-02 10:36:49,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-12-02 10:36:49,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-12-02 10:36:49,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 70 states have (on average 1.2142857142857142) internal successors, (85), 79 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) [2024-12-02 10:36:49,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 85 transitions. [2024-12-02 10:36:49,084 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 85 transitions. Word has length 45 [2024-12-02 10:36:49,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:49,084 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 85 transitions. [2024-12-02 10:36:49,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.2448979591836733) internal successors, (110), 49 states have internal predecessors, (110), 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) [2024-12-02 10:36:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2024-12-02 10:36:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-02 10:36:49,085 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:49,085 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:49,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 10:36:49,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:49,286 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:49,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:49,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1836651794, now seen corresponding path program 1 times [2024-12-02 10:36:49,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:49,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698420589] [2024-12-02 10:36:49,286 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:49,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:49,894 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:49,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:49,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698420589] [2024-12-02 10:36:49,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698420589] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:49,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239879828] [2024-12-02 10:36:49,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:49,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:49,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:49,896 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:49,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 10:36:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:50,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-02 10:36:50,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:50,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-12-02 10:36:50,081 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-12-02 10:36:50,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-12-02 10:36:50,108 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-02 10:36:50,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 12 treesize of output 14 [2024-12-02 10:36:50,152 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-12-02 10:36:50,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-12-02 10:36:50,268 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2024-12-02 10:36:50,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2024-12-02 10:36:50,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 10:36:50,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 16 [2024-12-02 10:36:50,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-12-02 10:36:50,530 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 28 treesize of output 12 [2024-12-02 10:36:50,537 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 16 treesize of output 8 [2024-12-02 10:36:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-02 10:36:50,543 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:50,688 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1136 (Array Int Int)) (v_ArrVal_1135 (Array Int Int))) (or (not (= v_ArrVal_1135 (let ((.cse0 (+ 4 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) .cse0 (select v_ArrVal_1135 .cse0))))) (not (= |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| (select (select (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1135) |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1136) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))))) is different from false [2024-12-02 10:36:50,695 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 41 treesize of output 39 [2024-12-02 10:36:50,699 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 22 treesize of output 20 [2024-12-02 10:36:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 3 not checked. [2024-12-02 10:36:51,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239879828] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:51,182 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:51,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 14] total 30 [2024-12-02 10:36:51,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902625991] [2024-12-02 10:36:51,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:51,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-12-02 10:36:51,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:51,184 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-12-02 10:36:51,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=705, Unknown=16, NotChecked=54, Total=870 [2024-12-02 10:36:51,184 INFO L87 Difference]: Start difference. First operand 80 states and 85 transitions. Second operand has 30 states, 30 states have (on average 2.933333333333333) internal successors, (88), 30 states have internal predecessors, (88), 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) [2024-12-02 10:36:52,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:52,064 INFO L93 Difference]: Finished difference Result 74 states and 77 transitions. [2024-12-02 10:36:52,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 10:36:52,065 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 2.933333333333333) internal successors, (88), 30 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2024-12-02 10:36:52,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:52,066 INFO L225 Difference]: With dead ends: 74 [2024-12-02 10:36:52,066 INFO L226 Difference]: Without dead ends: 74 [2024-12-02 10:36:52,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 80 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=203, Invalid=1045, Unknown=16, NotChecked=68, Total=1332 [2024-12-02 10:36:52,067 INFO L435 NwaCegarLoop]: 34 mSDtfsCounter, 23 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 35 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:52,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 511 Invalid, 555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 517 Invalid, 0 Unknown, 35 Unchecked, 0.5s Time] [2024-12-02 10:36:52,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-12-02 10:36:52,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-12-02 10:36:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 64 states have (on average 1.203125) internal successors, (77), 73 states have internal predecessors, (77), 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) [2024-12-02 10:36:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 77 transitions. [2024-12-02 10:36:52,069 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 77 transitions. Word has length 46 [2024-12-02 10:36:52,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:52,069 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 77 transitions. [2024-12-02 10:36:52,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.933333333333333) internal successors, (88), 30 states have internal predecessors, (88), 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) [2024-12-02 10:36:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2024-12-02 10:36:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-02 10:36:52,070 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:52,070 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:52,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 10:36:52,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-12-02 10:36:52,271 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:36:52,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:52,271 INFO L85 PathProgramCache]: Analyzing trace with hash -743254081, now seen corresponding path program 2 times [2024-12-02 10:36:52,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:52,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041064564] [2024-12-02 10:36:52,271 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 10:36:52,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:52,311 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-02 10:36:52,311 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 10:36:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 26 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-02 10:36:54,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:54,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041064564] [2024-12-02 10:36:54,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041064564] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:54,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207462638] [2024-12-02 10:36:54,432 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 10:36:54,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:54,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:54,434 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:54,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 10:36:54,596 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-02 10:36:54,596 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 10:36:54,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-12-02 10:36:54,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:54,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-12-02 10:36:54,693 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-12-02 10:36:54,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-12-02 10:36:54,744 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-02 10:36:54,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 12 treesize of output 14 [2024-12-02 10:36:54,988 INFO L349 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2024-12-02 10:36:54,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 24 treesize of output 28 [2024-12-02 10:36:55,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 10:36:55,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-02 10:36:55,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-02 10:36:55,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2024-12-02 10:36:55,418 INFO L349 Elim1Store]: treesize reduction 44, result has 38.0 percent of original size [2024-12-02 10:36:55,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 33 [2024-12-02 10:36:55,599 INFO L349 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2024-12-02 10:36:55,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2024-12-02 10:36:55,636 INFO L349 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2024-12-02 10:36:55,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 37 [2024-12-02 10:36:55,856 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:36:55,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 65 [2024-12-02 10:36:55,869 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 10:36:55,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 33 [2024-12-02 10:36:56,267 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-12-02 10:36:56,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 111 treesize of output 76 [2024-12-02 10:36:56,290 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-12-02 10:36:56,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2024-12-02 10:36:57,787 INFO L349 Elim1Store]: treesize reduction 168, result has 0.6 percent of original size [2024-12-02 10:36:57,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 263 treesize of output 208 [2024-12-02 10:36:57,808 INFO L349 Elim1Store]: treesize reduction 192, result has 0.5 percent of original size [2024-12-02 10:36:57,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 270 treesize of output 260 [2024-12-02 10:36:59,613 INFO L349 Elim1Store]: treesize reduction 196, result has 31.5 percent of original size [2024-12-02 10:36:59,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 186 treesize of output 191 [2024-12-02 10:36:59,838 INFO L349 Elim1Store]: treesize reduction 188, result has 32.4 percent of original size [2024-12-02 10:36:59,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 129 treesize of output 171 [2024-12-02 10:37:03,092 INFO L349 Elim1Store]: treesize reduction 8, result has 90.1 percent of original size [2024-12-02 10:37:03,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 224 treesize of output 199 [2024-12-02 10:37:03,197 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:37:03,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 119 treesize of output 195 [2024-12-02 10:37:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-02 10:37:32,016 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:37:52,231 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1333 (Array Int Int)) (v_ArrVal_1323 Int)) (let ((.cse0 (store |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (let ((.cse4 (select v_ArrVal_1327 0)) (.cse2 (store |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326)) (.cse1 (store (select .cse0 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse3 (select v_ArrVal_1326 0)) (.cse5 (select v_ArrVal_1333 0))) (or (not (= v_ArrVal_1333 (store (select (store .cse0 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 (select v_ArrVal_1333 4)))) (= (select (select (store .cse2 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select .cse2 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|)) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (not (= (select |c_#valid| .cse3) 1)) (< |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset| .cse4) (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 .cse4) 4 (select v_ArrVal_1327 4)))) (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) (select (select .cse2 .cse3) .cse5)) 1) (not (= v_ArrVal_1326 (store (store (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) 4 (select v_ArrVal_1326 4)))) (< .cse5 0) (= (select (select (store (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1333) .cse3) .cse5) 0))))) (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1333 (Array Int Int)) (v_ArrVal_1334 Int) (v_ArrVal_1323 Int)) (let ((.cse6 (store |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (let ((.cse10 (select v_ArrVal_1327 0)) (.cse8 (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323)) (.cse7 (store (select .cse6 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse9 (select v_ArrVal_1326 0)) (.cse11 (select v_ArrVal_1333 0))) (or (not (= v_ArrVal_1333 (store (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse7) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 (select v_ArrVal_1333 4)))) (not (= (select .cse8 .cse9) 1)) (< |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset| .cse10) (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 .cse10) 4 (select v_ArrVal_1327 4)))) (not (= v_ArrVal_1326 (store (store (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) 4 (select v_ArrVal_1326 4)))) (< .cse11 0) (= 1 (select .cse8 (select (select (let ((.cse13 (store |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (let ((.cse12 (store (select .cse13 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse12) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (store (select (store .cse13 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse12) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 v_ArrVal_1334)))) .cse9) .cse11))) (= (select (select (store (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse7) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1333) .cse9) .cse11) 0) (= .cse11 0))))) (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1334 Int) (v_ArrVal_1323 Int)) (let ((.cse20 (store |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (let ((.cse19 (store (select .cse20 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (let ((.cse17 (select (store .cse20 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse19) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (let ((.cse16 (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse19) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (store .cse17 4 v_ArrVal_1334))) (.cse14 (select v_ArrVal_1326 0)) (.cse15 (select v_ArrVal_1327 0))) (or (not (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) .cse14) 1)) (< .cse15 0) (= (select (select .cse16 (select .cse17 0)) (select (select (let ((.cse18 (store |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (store .cse18 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select .cse18 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0))) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0)) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select |c_#valid| (select (select .cse16 .cse14) .cse15)) 1) (< |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset| .cse15) (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 .cse15) 4 (select v_ArrVal_1327 4)))) (not (= v_ArrVal_1326 (store (store (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) 4 (select v_ArrVal_1326 4))))))))))) is different from false [2024-12-02 10:37:53,368 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse12 (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|)) (.cse0 (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|)) (.cse1 (+ 4 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (and (forall ((v_ArrVal_1321 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_1321 .cse1)) v_ArrVal_1321)) (forall ((v_ArrVal_1322 (Array Int Int))) (or (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1333 (Array Int Int)) (v_ArrVal_1334 Int) (v_ArrVal_1323 Int)) (let ((.cse8 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1322))) (let ((.cse10 (store .cse8 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (let ((.cse2 (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323)) (.cse6 (select v_ArrVal_1326 0)) (.cse9 (store (select .cse10 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse11 (select v_ArrVal_1327 0)) (.cse3 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1321)) (.cse7 (select v_ArrVal_1333 0))) (or (= (select .cse2 (select (select (let ((.cse5 (store .cse3 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (let ((.cse4 (store (select .cse5 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (store (store .cse3 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse4) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (store (select (store .cse5 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse4) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 v_ArrVal_1334)))) .cse6) .cse7)) 1) (not (= (select .cse2 .cse6) 1)) (= (select (select (store (store .cse8 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse9) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1333) .cse6) .cse7) 0) (not (= (store (select (store .cse10 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse9) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 (select v_ArrVal_1333 4)) v_ArrVal_1333)) (not (= (store (store (select .cse8 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 .cse11) 4 (select v_ArrVal_1327 4)) v_ArrVal_1327)) (< |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset| .cse11) (< .cse7 0) (not (= (store (store (select .cse3 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) 4 (select v_ArrVal_1326 4)) v_ArrVal_1326)) (= .cse7 0)))))) (not (= (store .cse12 .cse1 (select v_ArrVal_1322 .cse1)) v_ArrVal_1322)))))) (forall ((v_ArrVal_1321 (Array Int Int))) (or (forall ((v_ArrVal_1322 (Array Int Int))) (or (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1333 (Array Int Int)) (v_ArrVal_1323 Int)) (let ((.cse13 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1322))) (let ((.cse20 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1321)) (.cse18 (store .cse13 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (let ((.cse14 (store (select .cse18 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse15 (select v_ArrVal_1326 0)) (.cse19 (select v_ArrVal_1327 0)) (.cse16 (select v_ArrVal_1333 0)) (.cse17 (store .cse20 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (or (= (select (select (store (store .cse13 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse14) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1333) .cse15) .cse16) 0) (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) (select (select .cse17 .cse15) .cse16)) 1) (not (= (store (select (store .cse18 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse14) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 (select v_ArrVal_1333 4)) v_ArrVal_1333)) (not (= (select |c_#valid| .cse15) 1)) (< |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset| .cse19) (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 .cse19) 4 (select v_ArrVal_1327 4)))) (< .cse16 0) (not (= (store (store (select .cse20 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) 4 (select v_ArrVal_1326 4)) v_ArrVal_1326)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (select (select (store .cse17 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select .cse17 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|)) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0))))))) (not (= (store .cse12 .cse1 (select v_ArrVal_1322 .cse1)) v_ArrVal_1322)))) (not (= (store .cse0 .cse1 (select v_ArrVal_1321 .cse1)) v_ArrVal_1321)))) (forall ((v_ArrVal_1321 (Array Int Int))) (or (forall ((v_ArrVal_1322 (Array Int Int))) (or (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1334 Int) (v_ArrVal_1323 Int)) (let ((.cse27 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1321))) (let ((.cse29 (store .cse27 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (let ((.cse28 (store (select .cse29 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (let ((.cse22 (select (store .cse29 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse28) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (let ((.cse21 (store (store .cse27 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse28) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (store .cse22 4 v_ArrVal_1334))) (.cse25 (select v_ArrVal_1326 0)) (.cse24 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1322)) (.cse26 (select v_ArrVal_1327 0))) (or (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (select (select .cse21 (select .cse22 0)) (select (select (let ((.cse23 (store .cse24 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (store .cse23 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select .cse23 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0))) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0))) (not (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) .cse25) 1)) (< .cse26 0) (= (select |c_#valid| (select (select .cse21 .cse25) .cse26)) 1) (not (= (store (store (select .cse24 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 .cse26) 4 (select v_ArrVal_1327 4)) v_ArrVal_1327)) (< |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset| .cse26) (not (= (store (store (select .cse27 |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) 4 (select v_ArrVal_1326 4)) v_ArrVal_1326))))))))) (not (= (store .cse12 .cse1 (select v_ArrVal_1322 .cse1)) v_ArrVal_1322)))) (not (= (store .cse0 .cse1 (select v_ArrVal_1321 .cse1)) v_ArrVal_1321)))))) is different from false [2024-12-02 10:37:54,340 INFO L349 Elim1Store]: treesize reduction 118, result has 51.0 percent of original size [2024-12-02 10:37:54,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 10309 treesize of output 10200 [2024-12-02 10:37:54,624 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:37:54,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 11380 treesize of output 11272 [2024-12-02 10:37:55,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2024-12-02 10:37:55,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:55,476 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:55,478 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:55,591 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-12-02 10:37:55,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 11 [2024-12-02 10:37:55,806 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:37:55,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:37:55,968 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:37:55,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:37:57,164 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:37:57,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:37:57,676 INFO L349 Elim1Store]: treesize reduction 36, result has 50.0 percent of original size [2024-12-02 10:37:57,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 246 treesize of output 265 [2024-12-02 10:37:57,755 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:57,756 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:57,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2024-12-02 10:37:58,001 INFO L349 Elim1Store]: treesize reduction 42, result has 41.7 percent of original size [2024-12-02 10:37:58,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 246 treesize of output 259 [2024-12-02 10:37:58,036 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:58,063 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:37:58,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-12-02 10:37:58,413 INFO L349 Elim1Store]: treesize reduction 36, result has 50.0 percent of original size [2024-12-02 10:37:58,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 312 treesize of output 331 [2024-12-02 10:37:58,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:58,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:58,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2024-12-02 10:37:59,129 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:59,136 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:59,153 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:59,166 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:37:59,698 INFO L349 Elim1Store]: treesize reduction 446, result has 19.2 percent of original size [2024-12-02 10:37:59,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 1182 treesize of output 1221 [2024-12-02 10:38:01,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:38:01,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-12-02 10:38:01,518 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:01,526 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:01,527 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:01,534 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:01,567 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:01,653 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:38:01,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 701 treesize of output 717 [2024-12-02 10:38:02,138 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,145 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,146 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,154 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,155 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,174 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,180 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,239 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:38:02,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 157 treesize of output 175 [2024-12-02 10:38:02,736 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,746 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,749 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,759 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,807 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:02,904 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:38:02,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 701 treesize of output 717 [2024-12-02 10:38:06,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:38:07,167 INFO L349 Elim1Store]: treesize reduction 44, result has 56.4 percent of original size [2024-12-02 10:38:07,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 7172 treesize of output 6622 [2024-12-02 10:38:50,019 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:38:50,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 5893 treesize of output 5429 [2024-12-02 10:39:39,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:39:39,552 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:39,711 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-12-02 10:39:39,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 539 treesize of output 549 [2024-12-02 10:39:39,763 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:39,819 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:39,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 213 treesize of output 213 [2024-12-02 10:39:40,056 INFO L349 Elim1Store]: treesize reduction 34, result has 38.2 percent of original size [2024-12-02 10:39:40,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 379 treesize of output 385 [2024-12-02 10:39:40,245 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:40,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:39:40,354 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:40,366 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 139 treesize of output 127 [2024-12-02 10:39:40,465 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:40,471 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 34 treesize of output 30 [2024-12-02 10:39:40,545 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:40,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:39:40,597 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:40,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:39:40,624 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:40,725 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 10:39:40,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 18 [2024-12-02 10:39:40,763 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-12-02 10:39:40,880 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:40,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 121 [2024-12-02 10:39:40,991 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:40,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 85 [2024-12-02 10:39:42,058 INFO L349 Elim1Store]: treesize reduction 24, result has 56.4 percent of original size [2024-12-02 10:39:42,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 2320 treesize of output 2314 [2024-12-02 10:39:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:39:42,274 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:42,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 597 treesize of output 609 [2024-12-02 10:39:42,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2024-12-02 10:39:42,741 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:42,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:39:42,860 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:42,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:42,892 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:42,901 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:42,903 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:43,074 INFO L349 Elim1Store]: treesize reduction 48, result has 54.3 percent of original size [2024-12-02 10:39:43,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 208 treesize of output 234 [2024-12-02 10:39:43,695 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:43,752 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:43,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 204 treesize of output 218 [2024-12-02 10:39:44,730 INFO L349 Elim1Store]: treesize reduction 24, result has 47.8 percent of original size [2024-12-02 10:39:44,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 160 [2024-12-02 10:39:45,050 INFO L349 Elim1Store]: treesize reduction 94, result has 32.4 percent of original size [2024-12-02 10:39:45,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 190 treesize of output 218 [2024-12-02 10:39:45,421 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-12-02 10:39:45,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 24 [2024-12-02 10:39:46,299 INFO L349 Elim1Store]: treesize reduction 169, result has 31.6 percent of original size [2024-12-02 10:39:46,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 1192 treesize of output 1245 [2024-12-02 10:39:46,907 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:47,100 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:39:47,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 1042 treesize of output 1082 [2024-12-02 10:39:48,042 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:48,357 INFO L349 Elim1Store]: treesize reduction 216, result has 24.5 percent of original size [2024-12-02 10:39:48,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 574 treesize of output 601 [2024-12-02 10:39:48,555 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:48,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:48,557 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:48,566 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:39:48,643 INFO L349 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2024-12-02 10:39:48,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 58 [2024-12-02 10:39:49,986 INFO L349 Elim1Store]: treesize reduction 8, result has 78.4 percent of original size [2024-12-02 10:39:49,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 684 treesize of output 670 [2024-12-02 10:39:55,147 INFO L349 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2024-12-02 10:39:55,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 1281 treesize of output 1191 [2024-12-02 10:42:22,942 WARN L286 SmtUtils]: Spent 51.99s on a formula simplification. DAG size of input: 2784 DAG size of output: 2563 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 10:43:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 4 not checked. [2024-12-02 10:43:01,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207462638] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:43:01,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:43:01,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 22] total 62 [2024-12-02 10:43:01,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932365326] [2024-12-02 10:43:01,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:43:01,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-12-02 10:43:01,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:43:01,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-12-02 10:43:01,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=3412, Unknown=14, NotChecked=238, Total=3906 [2024-12-02 10:43:01,423 INFO L87 Difference]: Start difference. First operand 74 states and 77 transitions. Second operand has 63 states, 62 states have (on average 2.1774193548387095) internal successors, (135), 63 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:43:28,822 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse4 (select (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0)) (.cse13 (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 0))) (let ((.cse7 (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse13)) (.cse6 (select |c_#memory_$Pointer$#1.base| .cse13)) (.cse3 (select |c_#memory_$Pointer$#1.offset| .cse13)) (.cse2 (<= .cse4 0)) (.cse0 (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse1 (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| 0))) (and (or .cse0 .cse1 (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int) (|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1323 Int)) (or (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select (store (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1)))) (or (and .cse2 (= (select .cse3 .cse4) 0) (let ((.cse5 (select .cse6 .cse4))) (or (= (select |c_#valid| .cse5) 1) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse5)))) .cse7) (or (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int) (|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1323 Int) (v_arrayElimCell_178 Int)) (let ((.cse8 (store (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323))) (or (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select .cse8 v_arrayElimCell_178) 1) (= (select .cse8 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|)))) .cse1) (or (not (= (select |c_#valid| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) 0)) (= (select (store |c_#valid| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| 1) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) .cse0) (or (and (or (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int) (|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1323 Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select (store (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1))) .cse1) (or .cse1 (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int) (|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1323 Int) (v_arrayElimCell_178 Int)) (let ((.cse9 (store (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323))) (or (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select .cse9 v_arrayElimCell_178) 1) (= (select .cse9 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1)))))) .cse0) (let ((.cse11 (= (select .cse3 0) 0)) (.cse10 (select .cse6 0)) (.cse12 (exists ((|v_ULTIMATE.start_sll_circular_create_~last~0#1.base_31| Int)) (and (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (select (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_31|) 0)) (= (select (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_31|) 0) 0) (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_31|) 1) (not (= |v_ULTIMATE.start_sll_circular_create_~last~0#1.base_31| .cse13))))) (.cse14 (= .cse4 0))) (or (and (not .cse7) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse10) .cse11 .cse12) (and .cse12 .cse7 (exists ((v_arrayElimCell_77 Int)) (and (not (= v_arrayElimCell_77 .cse13)) (= (select |c_#valid| v_arrayElimCell_77) 1)))) (and (= (select |c_#valid| .cse10) 1) .cse11 (not (= .cse13 .cse10)) .cse12) (and .cse14 .cse7 (exists ((v_arrayElimIndex_2 Int)) (and (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (select (select |c_#memory_$Pointer$#1.base| v_arrayElimIndex_2) 0)) (= (select (select |c_#memory_$Pointer$#1.offset| v_arrayElimIndex_2) 0) 0) (not (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_arrayElimIndex_2))))) (and .cse14 (exists ((v_arrayElimIndex_2 Int)) (let ((.cse15 (select (select |c_#memory_$Pointer$#1.base| v_arrayElimIndex_2) 0))) (and (= (select |c_#valid| .cse15) 1) (= (select (select |c_#memory_$Pointer$#1.offset| v_arrayElimIndex_2) 0) 0) (not (= v_arrayElimIndex_2 .cse15))))) .cse7))) .cse2 (or .cse0 .cse1 (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int) (|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1323 Int) (v_arrayElimCell_178 Int)) (let ((.cse16 (store (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323))) (or (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select .cse16 v_arrayElimCell_178) 1) (= (select .cse16 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1))))) (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1323 Int)) (let ((.cse20 (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323)) (.cse23 (select v_ArrVal_1326 0))) (or (forall ((v_ArrVal_1327 (Array Int Int))) (or (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|) 4 (select v_ArrVal_1327 4)))) (forall ((v_ArrVal_1333 (Array Int Int)) (v_ArrVal_1334 Int)) (let ((.cse17 (store |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (let ((.cse18 (store (select .cse17 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse19 (select v_ArrVal_1333 0))) (or (not (= v_ArrVal_1333 (store (select (store .cse17 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse18) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 (select v_ArrVal_1333 4)))) (< .cse19 0) (= 1 (select .cse20 (select (select (let ((.cse22 (store |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (let ((.cse21 (store (select .cse22 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse21) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (store (select (store .cse22 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse21) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 v_ArrVal_1334)))) .cse23) .cse19))) (= (select (select (store (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse18) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1333) .cse23) .cse19) 0) (= .cse19 0))))))) (not (= (select .cse20 .cse23) 1)) (not (= (store (store (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 4 (select v_ArrVal_1326 4)) v_ArrVal_1326))))) .cse1 (= (select |c_#length| |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 8) (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int)) (or (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|))) (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1323 Int)) (let ((.cse24 (select v_ArrVal_1326 0))) (or (not (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) .cse24) 1)) (forall ((v_ArrVal_1327 (Array Int Int))) (let ((.cse28 (select v_ArrVal_1327 0))) (or (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|) 4 (select v_ArrVal_1327 4)))) (forall ((v_ArrVal_1334 Int)) (let ((.cse30 (store |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326))) (let ((.cse29 (store (select .cse30 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (let ((.cse26 (select (store .cse30 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse29) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|))) (let ((.cse25 (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse29) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| (store .cse26 4 v_ArrVal_1334)))) (or (= (select (select .cse25 (select .cse26 0)) (select (select (let ((.cse27 (store |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (store .cse27 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select .cse27 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0))) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0)) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select |c_#valid| (select (select .cse25 .cse24) .cse28)) 1))))))) (< .cse28 0)))) (not (= (store (store (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 4 (select v_ArrVal_1326 4)) v_ArrVal_1326))))) (or (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| Int) (|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1323 Int)) (or (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (not (= (select |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|) 0)) (= |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (= (select (store (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55| 1) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 1) (= |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_55|))) .cse1) (forall ((|v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| Int) (v_ArrVal_1326 (Array Int Int)) (v_ArrVal_1323 Int)) (let ((.cse31 (store |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1326)) (.cse32 (select v_ArrVal_1326 0))) (or (= (select (select (store .cse31 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select .cse31 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|)) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) (not (= (select |c_#valid| .cse32) 1)) (not (= (store (store (select |c_#memory_$Pointer$#1.base| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) 4 (select v_ArrVal_1326 4)) v_ArrVal_1326)) (forall ((v_ArrVal_1327 (Array Int Int)) (v_ArrVal_1333 (Array Int Int))) (let ((.cse33 (store |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1327))) (let ((.cse34 (store (select .cse33 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| 0)) (.cse35 (select v_ArrVal_1333 0))) (or (not (= v_ArrVal_1333 (store (select (store .cse33 |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse34) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 4 (select v_ArrVal_1333 4)))) (not (= v_ArrVal_1327 (store (store (select |c_#memory_$Pointer$#1.offset| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54|) 0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|) 4 (select v_ArrVal_1327 4)))) (= (select (store |c_#valid| |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1323) (select (select .cse31 .cse32) .cse35)) 1) (< .cse35 0) (= (select (select (store (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| .cse34) |v_ULTIMATE.start_sll_circular_create_~new_head~0#1.base_54| v_ArrVal_1333) .cse32) .cse35) 0))))))))))) is different from false [2024-12-02 10:43:36,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:43:36,304 INFO L93 Difference]: Finished difference Result 84 states and 90 transitions. [2024-12-02 10:43:36,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-02 10:43:36,305 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 62 states have (on average 2.1774193548387095) internal successors, (135), 63 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2024-12-02 10:43:36,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:43:36,305 INFO L225 Difference]: With dead ends: 84 [2024-12-02 10:43:36,305 INFO L226 Difference]: Without dead ends: 84 [2024-12-02 10:43:36,306 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 56 SyntacticMatches, 3 SemanticMatches, 75 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 125.5s TimeCoverageRelationStatistics Valid=428, Invalid=4967, Unknown=19, NotChecked=438, Total=5852 [2024-12-02 10:43:36,307 INFO L435 NwaCegarLoop]: 27 mSDtfsCounter, 67 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 1664 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 751 SdHoareTripleChecker+Invalid, 1880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 196 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:43:36,307 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 751 Invalid, 1880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1664 Invalid, 0 Unknown, 196 Unchecked, 7.7s Time] [2024-12-02 10:43:36,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-12-02 10:43:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 77. [2024-12-02 10:43:36,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 67 states have (on average 1.2238805970149254) internal successors, (82), 76 states have internal predecessors, (82), 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) [2024-12-02 10:43:36,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 82 transitions. [2024-12-02 10:43:36,309 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 82 transitions. Word has length 47 [2024-12-02 10:43:36,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:43:36,309 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 82 transitions. [2024-12-02 10:43:36,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 62 states have (on average 2.1774193548387095) internal successors, (135), 63 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 10:43:36,309 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2024-12-02 10:43:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-02 10:43:36,309 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:43:36,309 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:43:36,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-12-02 10:43:36,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:43:36,510 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 22 more)] === [2024-12-02 10:43:36,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:43:36,511 INFO L85 PathProgramCache]: Analyzing trace with hash -743254080, now seen corresponding path program 2 times [2024-12-02 10:43:36,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:43:36,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409858069] [2024-12-02 10:43:36,511 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 10:43:36,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:43:36,553 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-02 10:43:36,553 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 10:43:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-02 10:43:39,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:43:39,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409858069] [2024-12-02 10:43:39,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409858069] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:43:39,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952753648] [2024-12-02 10:43:39,645 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 10:43:39,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:43:39,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:43:39,647 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:43:39,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7598e1-de1f-4b2f-adf1-6ed3bbf1bac5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 10:43:39,799 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-12-02 10:43:39,799 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 10:43:39,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-12-02 10:43:39,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:43:39,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-12-02 10:43:40,034 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-12-02 10:43:40,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-12-02 10:43:40,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 [2024-12-02 10:43:40,398 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-12-02 10:43:40,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-12-02 10:43:41,099 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-12-02 10:43:41,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2024-12-02 10:43:41,259 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2024-12-02 10:43:41,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2024-12-02 10:43:41,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-02 10:43:41,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 10:43:41,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-12-02 10:43:41,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2024-12-02 10:43:42,619 INFO L349 Elim1Store]: treesize reduction 16, result has 56.8 percent of original size [2024-12-02 10:43:42,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 30 treesize of output 36 [2024-12-02 10:43:42,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-12-02 10:43:42,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-12-02 10:43:42,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 33 [2024-12-02 10:43:43,256 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:43:43,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 46 [2024-12-02 10:43:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:43:43,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-12-02 10:43:43,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:43:43,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2024-12-02 10:43:43,687 INFO L349 Elim1Store]: treesize reduction 25, result has 16.7 percent of original size [2024-12-02 10:43:43,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 58 [2024-12-02 10:43:44,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:43:44,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-12-02 10:43:44,630 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:43:44,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 46 [2024-12-02 10:43:45,491 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:43:45,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 49 [2024-12-02 10:43:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:43:45,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-12-02 10:43:45,748 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-02 10:43:45,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 39 [2024-12-02 10:43:45,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-12-02 10:43:46,092 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 10:43:46,092 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:43:54,150 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)))) (let ((.cse5 (select .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|)) (.cse2 (+ |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| 4))) (and (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1533 Int) (v_ArrVal_1529 (Array Int Int))) (let ((.cse0 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse1 (select .cse0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|))) (let ((.cse3 (select .cse1 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)) (.cse4 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (select (select (store .cse0 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (store .cse1 .cse2 v_ArrVal_1533)) .cse3) .cse4)) (< .cse4 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< 0 (+ 5 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse3) .cse4))) (= .cse4 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)))))) (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1529 (Array Int Int))) (let ((.cse8 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (let ((.cse7 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)) .cse8))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| .cse7) (< .cse8 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< 0 (+ 5 .cse7)) (= .cse8 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse10 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse9 (select (select .cse10 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse9) (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse11 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (select (select .cse10 .cse9) .cse11)) (< .cse11 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< 0 (+ 5 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse9) .cse11)))))))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse15 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse14 (select (select .cse15 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (or (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse13 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (let ((.cse12 (select (select .cse15 .cse14) .cse13))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse12) (< .cse13 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< (+ 7 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse14) .cse13)) (select |c_#length| .cse12)))))) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse14))))) (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1533 Int) (v_ArrVal_1529 (Array Int Int))) (let ((.cse18 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse19 (select .cse18 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|))) (let ((.cse20 (select .cse19 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)) (.cse17 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (let ((.cse16 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse20) .cse17))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| .cse16) (< .cse17 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< (+ 7 .cse16) (select |c_#length| (select (select (store .cse18 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (store .cse19 .cse2 v_ArrVal_1533)) .cse20) .cse17))) (= .cse17 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse23 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse24 (select (select .cse23 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (or (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse22 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (let ((.cse21 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse24) .cse22))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| .cse21) (< .cse22 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< (+ 7 .cse21) (select |c_#length| (select (select .cse23 .cse24) .cse22))))))) (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse24))))) (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1533 Int) (v_ArrVal_1529 (Array Int Int))) (let ((.cse28 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse29 (select .cse28 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|))) (let ((.cse27 (select .cse29 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|)) (.cse26 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (let ((.cse25 (select (select (store .cse28 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| (store .cse29 .cse2 v_ArrVal_1533)) .cse27) .cse26))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse25) (< .cse26 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< (+ 7 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse27) .cse26)) (select |c_#length| .cse25)) (= .cse26 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse30 (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529) |c_ULTIMATE.start_sll_circular_create_~head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| .cse30) (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse32 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset|))) (let ((.cse31 (select (select (store .cse6 |c_ULTIMATE.start_sll_circular_create_~head~0#1.base| v_ArrVal_1532) .cse30) .cse32))) (or (= |c_ULTIMATE.start_sll_circular_create_~head~0#1.offset| .cse31) (< .cse32 0) (not (= v_ArrVal_1532 (store .cse5 .cse2 (select v_ArrVal_1532 .cse2)))) (< 0 (+ 5 .cse31)))))))))))) is different from false [2024-12-02 10:43:54,836 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)))) (let ((.cse0 (select .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|)) (.cse1 (+ 4 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (and (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1533 Int) (v_ArrVal_1529 (Array Int Int))) (let ((.cse5 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse6 (select .cse5 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))) (let ((.cse4 (select .cse6 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)) (.cse2 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse2 0) (< 0 (+ 5 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse4) .cse2))) (= .cse2 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (= (select (select (store .cse5 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| (store .cse6 .cse1 v_ArrVal_1533)) .cse4) .cse2) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|)))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse9 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse10 (select (select .cse9 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (or (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse8 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (let ((.cse7 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse10) .cse8))) (or (= .cse7 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse8 0) (< (+ 7 .cse7) (select |c_#length| (select (select .cse9 .cse10) .cse8))))))) (= .cse10 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))))) (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1529 (Array Int Int))) (let ((.cse12 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (let ((.cse11 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)) .cse12))) (or (= .cse11 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse12 0) (< 0 (+ 5 .cse11)) (= .cse12 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))))) (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1533 Int) (v_ArrVal_1529 (Array Int Int))) (let ((.cse16 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse17 (select .cse16 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))) (let ((.cse14 (select .cse17 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)) (.cse13 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (let ((.cse15 (select (select (store .cse16 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| (store .cse17 .cse1 v_ArrVal_1533)) .cse14) .cse13))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse13 0) (= .cse13 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (< (+ 7 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse14) .cse13)) (select |c_#length| .cse15)) (= .cse15 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))))))) (forall ((v_ArrVal_1532 (Array Int Int)) (v_ArrVal_1533 Int) (v_ArrVal_1529 (Array Int Int))) (let ((.cse20 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse21 (select .cse20 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))) (let ((.cse22 (select .cse21 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|)) (.cse19 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (let ((.cse18 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse22) .cse19))) (or (= .cse18 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse19 0) (= .cse19 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (< (+ 7 .cse18) (select |c_#length| (select (select (store .cse20 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| (store .cse21 .cse1 v_ArrVal_1533)) .cse22) .cse19))))))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse23 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse24 (select (select .cse23 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (or (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse25 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (or (= |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| (select (select .cse23 .cse24) .cse25)) (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse25 0) (< 0 (+ 5 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse24) .cse25)))))) (= .cse24 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse29 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529))) (let ((.cse28 (select (select .cse29 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (or (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse27 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (let ((.cse26 (select (select .cse29 .cse28) .cse27))) (or (= |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| .cse26) (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse27 0) (< (+ 7 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse28) .cse27)) (select |c_#length| .cse26)))))) (= .cse28 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))))) (forall ((v_ArrVal_1529 (Array Int Int))) (let ((.cse32 (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_sll_circular_create_~last~0#1.base| v_ArrVal_1529) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|) |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (or (forall ((v_ArrVal_1532 (Array Int Int))) (let ((.cse31 (select v_ArrVal_1532 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|))) (let ((.cse30 (select (select (store .cse3 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base| v_ArrVal_1532) .cse32) .cse31))) (or (= .cse30 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.offset|) (not (= (store .cse0 .cse1 (select v_ArrVal_1532 .cse1)) v_ArrVal_1532)) (< .cse31 0) (< 0 (+ 5 .cse30)))))) (= .cse32 |c_ULTIMATE.start_sll_circular_create_~new_head~0#1.base|))))))) is different from false [2024-12-02 10:45:28,987 INFO L349 Elim1Store]: treesize reduction 29, result has 67.0 percent of original size [2024-12-02 10:45:28,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1208 treesize of output 1222 [2024-12-02 10:45:29,371 INFO L349 Elim1Store]: treesize reduction 26, result has 57.4 percent of original size [2024-12-02 10:45:29,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1731 treesize of output 1737 [2024-12-02 10:45:29,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1011 treesize of output 915 [2024-12-02 10:45:29,659 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:29,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:45:30,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-12-02 10:45:30,494 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:30,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:45:31,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2024-12-02 10:45:32,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:32,470 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:32,484 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:32,487 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:32,656 INFO L349 Elim1Store]: treesize reduction 12, result has 73.9 percent of original size [2024-12-02 10:45:32,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 163 treesize of output 180 [2024-12-02 10:45:33,010 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:33,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:33,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-12-02 10:45:37,937 INFO L349 Elim1Store]: treesize reduction 188, result has 26.3 percent of original size [2024-12-02 10:45:37,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 998 treesize of output 1000 [2024-12-02 10:45:38,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:38,295 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,298 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,300 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:38,457 INFO L349 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2024-12-02 10:45:38,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 37 [2024-12-02 10:45:38,490 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,493 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,496 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,498 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:38,539 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:38,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 36 [2024-12-02 10:45:38,995 INFO L349 Elim1Store]: treesize reduction 62, result has 22.5 percent of original size [2024-12-02 10:45:38,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 18 [2024-12-02 10:45:39,265 INFO L349 Elim1Store]: treesize reduction 24, result has 47.8 percent of original size [2024-12-02 10:45:39,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 778 treesize of output 747 [2024-12-02 10:45:40,040 INFO L349 Elim1Store]: treesize reduction 62, result has 22.5 percent of original size [2024-12-02 10:45:40,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 18 [2024-12-02 10:45:40,205 INFO L349 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2024-12-02 10:45:40,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 1 [2024-12-02 10:45:40,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:40,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:45:40,624 INFO L349 Elim1Store]: treesize reduction 62, result has 22.5 percent of original size [2024-12-02 10:45:40,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 18 [2024-12-02 10:45:40,907 INFO L224 Elim1Store]: Index analysis took 124 ms [2024-12-02 10:45:41,369 INFO L349 Elim1Store]: treesize reduction 188, result has 26.3 percent of original size [2024-12-02 10:45:41,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 444 treesize of output 470 [2024-12-02 10:45:42,223 INFO L349 Elim1Store]: treesize reduction 108, result has 29.4 percent of original size [2024-12-02 10:45:42,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 145 treesize of output 155 [2024-12-02 10:45:42,407 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:42,410 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:42,413 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:42,415 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:42,441 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:45:42,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 27 [2024-12-02 10:45:42,732 INFO L224 Elim1Store]: Index analysis took 124 ms [2024-12-02 10:45:42,800 INFO L349 Elim1Store]: treesize reduction 254, result has 0.4 percent of original size [2024-12-02 10:45:42,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 61 treesize of output 1 [2024-12-02 10:45:43,009 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:43,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:45:43,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:43,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2024-12-02 10:45:43,310 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:43,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-12-02 10:45:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:43,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:43,570 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:43,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:43,641 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:43,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:43,822 INFO L224 Elim1Store]: Index analysis took 127 ms [2024-12-02 10:45:43,975 INFO L349 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2024-12-02 10:45:43,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 198 treesize of output 1 [2024-12-02 10:45:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:44,191 INFO L224 Elim1Store]: Index analysis took 121 ms [2024-12-02 10:45:44,354 INFO L349 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2024-12-02 10:45:44,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 198 treesize of output 1 [2024-12-02 10:45:44,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:44,385 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:44,427 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:44,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:45:44,670 INFO L349 Elim1Store]: treesize reduction 79, result has 1.3 percent of original size [2024-12-02 10:45:44,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 1 [2024-12-02 10:45:44,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 70 [2024-12-02 10:45:44,788 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:44,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-12-02 10:45:44,808 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-12-02 10:45:44,870 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-12-02 10:45:44,906 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:44,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-12-02 10:45:46,523 INFO L349 Elim1Store]: treesize reduction 94, result has 32.4 percent of original size [2024-12-02 10:45:46,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 484 treesize of output 482 [2024-12-02 10:45:49,428 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:49,695 INFO L349 Elim1Store]: treesize reduction 52, result has 33.3 percent of original size [2024-12-02 10:45:49,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 292 treesize of output 273 [2024-12-02 10:45:50,341 INFO L349 Elim1Store]: treesize reduction 36, result has 50.7 percent of original size [2024-12-02 10:45:50,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 287 treesize of output 273 [2024-12-02 10:45:53,676 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-12-02 10:45:53,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 243 treesize of output 220 [2024-12-02 10:45:54,867 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:45:55,240 INFO L349 Elim1Store]: treesize reduction 29, result has 56.7 percent of original size [2024-12-02 10:45:55,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1448 treesize of output 1441 [2024-12-02 10:45:55,660 INFO L349 Elim1Store]: treesize reduction 26, result has 57.4 percent of original size [2024-12-02 10:45:55,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 11203 treesize of output 11057 [2024-12-02 10:45:56,006 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:56,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3408 treesize of output 3054 [2024-12-02 10:45:56,417 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:56,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:45:56,631 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:45:56,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:45:57,387 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 336 treesize of output 284 [2024-12-02 10:46:12,386 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:12,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:46:12,506 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:12,671 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:12,802 INFO L224 Elim1Store]: Index analysis took 150 ms [2024-12-02 10:46:13,557 INFO L349 Elim1Store]: treesize reduction 299, result has 24.5 percent of original size [2024-12-02 10:46:13,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 12 case distinctions, treesize of input 21422 treesize of output 20604 [2024-12-02 10:46:21,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:21,804 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:21,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:21,826 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:21,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 44 [2024-12-02 10:46:22,307 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:22,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 260 treesize of output 272 [2024-12-02 10:46:22,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:22,789 INFO L224 Elim1Store]: Index analysis took 106 ms [2024-12-02 10:46:23,039 INFO L349 Elim1Store]: treesize reduction 90, result has 30.2 percent of original size [2024-12-02 10:46:23,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 478 treesize of output 484 [2024-12-02 10:46:23,335 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,337 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,338 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,338 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,356 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 10:46:23,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 27 [2024-12-02 10:46:23,477 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,480 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:23,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:23,511 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:23,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 44 [2024-12-02 10:46:23,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:23,984 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:24,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:24,032 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:24,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 44 [2024-12-02 10:46:25,720 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:25,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-12-02 10:46:25,843 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:25,980 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:26,154 INFO L224 Elim1Store]: Index analysis took 176 ms [2024-12-02 10:46:26,807 INFO L349 Elim1Store]: treesize reduction 321, result has 18.9 percent of original size [2024-12-02 10:46:26,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 12 case distinctions, treesize of input 18971 treesize of output 18351 [2024-12-02 10:46:28,034 INFO L349 Elim1Store]: treesize reduction 57, result has 20.8 percent of original size [2024-12-02 10:46:28,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 10665 treesize of output 10555 [2024-12-02 10:46:31,849 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:31,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 264 [2024-12-02 10:46:32,407 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:32,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:46:35,035 INFO L349 Elim1Store]: treesize reduction 9, result has 40.0 percent of original size [2024-12-02 10:46:35,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 29 [2024-12-02 10:46:35,382 INFO L349 Elim1Store]: treesize reduction 41, result has 38.8 percent of original size [2024-12-02 10:46:35,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 38 treesize of output 62 [2024-12-02 10:46:35,563 INFO L349 Elim1Store]: treesize reduction 25, result has 30.6 percent of original size [2024-12-02 10:46:35,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 22 [2024-12-02 10:46:35,968 INFO L224 Elim1Store]: Index analysis took 168 ms [2024-12-02 10:46:36,627 INFO L349 Elim1Store]: treesize reduction 305, result has 18.4 percent of original size [2024-12-02 10:46:36,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 1563 treesize of output 1568 [2024-12-02 10:46:38,153 INFO L349 Elim1Store]: treesize reduction 26, result has 62.3 percent of original size [2024-12-02 10:46:38,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 69 treesize of output 99 [2024-12-02 10:46:38,658 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:38,671 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:38,966 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:38,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 115 [2024-12-02 10:46:40,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:40,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 271 treesize of output 259 [2024-12-02 10:46:43,450 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:43,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 381 treesize of output 367 [2024-12-02 10:46:52,918 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:53,171 INFO L349 Elim1Store]: treesize reduction 54, result has 19.4 percent of original size [2024-12-02 10:46:53,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 848 treesize of output 816 [2024-12-02 10:46:53,226 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:53,309 INFO L349 Elim1Store]: treesize reduction 25, result has 13.8 percent of original size [2024-12-02 10:46:53,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 628 treesize of output 620 [2024-12-02 10:46:53,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:53,403 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:53,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 40 [2024-12-02 10:46:53,657 INFO L349 Elim1Store]: treesize reduction 36, result has 50.0 percent of original size [2024-12-02 10:46:53,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 93 [2024-12-02 10:46:53,694 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 34 treesize of output 26 [2024-12-02 10:46:53,772 INFO L349 Elim1Store]: treesize reduction 9, result has 40.0 percent of original size [2024-12-02 10:46:53,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 41 [2024-12-02 10:46:53,856 INFO L349 Elim1Store]: treesize reduction 9, result has 40.0 percent of original size [2024-12-02 10:46:53,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 25 [2024-12-02 10:46:54,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:54,473 INFO L349 Elim1Store]: treesize reduction 41, result has 38.8 percent of original size [2024-12-02 10:46:54,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 90 [2024-12-02 10:46:54,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2024-12-02 10:46:54,557 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:54,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 32 [2024-12-02 10:46:54,871 INFO L349 Elim1Store]: treesize reduction 25, result has 30.6 percent of original size [2024-12-02 10:46:54,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 47 [2024-12-02 10:46:54,973 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:54,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 62 [2024-12-02 10:46:55,212 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:55,469 INFO L349 Elim1Store]: treesize reduction 41, result has 38.8 percent of original size [2024-12-02 10:46:55,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 848 treesize of output 829 [2024-12-02 10:46:55,528 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:55,565 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 10:46:55,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 309 treesize of output 305 [2024-12-02 10:46:55,639 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:55,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 6 [2024-12-02 10:46:55,885 INFO L349 Elim1Store]: treesize reduction 26, result has 53.6 percent of original size [2024-12-02 10:46:55,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 60 [2024-12-02 10:46:55,974 INFO L349 Elim1Store]: treesize reduction 9, result has 40.0 percent of original size [2024-12-02 10:46:55,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 25 [2024-12-02 10:46:56,054 INFO L349 Elim1Store]: treesize reduction 9, result has 40.0 percent of original size [2024-12-02 10:46:56,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 41 [2024-12-02 10:46:56,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-12-02 10:46:56,422 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:56,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2024-12-02 10:46:56,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:56,690 INFO L349 Elim1Store]: treesize reduction 41, result has 38.8 percent of original size [2024-12-02 10:46:56,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 90 [2024-12-02 10:46:56,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 67 [2024-12-02 10:46:57,394 INFO L349 Elim1Store]: treesize reduction 54, result has 38.6 percent of original size [2024-12-02 10:46:57,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 7843 treesize of output 7652 [2024-12-02 10:46:57,482 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:57,715 INFO L349 Elim1Store]: treesize reduction 16, result has 44.8 percent of original size [2024-12-02 10:46:57,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36291 treesize of output 35787 [2024-12-02 10:46:57,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1150 treesize of output 1118 [2024-12-02 10:46:58,047 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:58,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:46:58,284 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:58,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 6 [2024-12-02 10:46:58,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:58,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:58,831 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:58,833 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:59,180 INFO L349 Elim1Store]: treesize reduction 32, result has 67.7 percent of original size [2024-12-02 10:46:59,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 678 treesize of output 740 [2024-12-02 10:46:59,746 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:59,824 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 10:46:59,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 95 [2024-12-02 10:46:59,973 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:59,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:46:59,985 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:46:59,988 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 10:47:00,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 10:47:00,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2024-12-02 10:47:01,844 INFO L349 Elim1Store]: treesize reduction 164, result has 18.8 percent of original size [2024-12-02 10:47:01,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 9337 treesize of output 9110