./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8eaca07dd267d84d5b5f55ad6096951e873362e33b975be77e0f552bdb4e3bcb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:27:45,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:27:46,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:27:46,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:27:46,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:27:46,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:27:46,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:27:46,096 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:27:46,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:27:46,101 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:27:46,102 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:27:46,102 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:27:46,102 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:27:46,103 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:27:46,103 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:27:46,103 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:27:46,104 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:27:46,106 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:27:46,107 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:27:46,107 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:27:46,109 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:27:46,113 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:27:46,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:27:46,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:27:46,114 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:27:46,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:27:46,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:27:46,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:27:46,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:27:46,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:27:46,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:27:46,117 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:27:46,118 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:27:46,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:27:46,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:27:46,119 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:27:46,119 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:27:46,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:27:46,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:46,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:27:46,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:27:46,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:27:46,121 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:27:46,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:27:46,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:27:46,123 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:27:46,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:27:46,123 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eaca07dd267d84d5b5f55ad6096951e873362e33b975be77e0f552bdb4e3bcb [2024-11-02 12:27:46,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:27:46,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:27:46,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:27:46,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:27:46,485 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:27:46,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/list-simple/sll2c_insert_equal.i Unable to find full path for "g++" [2024-11-02 12:27:48,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:27:48,960 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:27:48,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/sv-benchmarks/c/list-simple/sll2c_insert_equal.i [2024-11-02 12:27:48,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/data/39a79b71b/4c77cf98d4ba4ba0a8f5a8a4212f5046/FLAG2859f23c6 [2024-11-02 12:27:49,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/data/39a79b71b/4c77cf98d4ba4ba0a8f5a8a4212f5046 [2024-11-02 12:27:49,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:27:49,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:27:49,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:49,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:27:49,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:27:49,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c7d9c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49, skipping insertion in model container [2024-11-02 12:27:49,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:27:49,580 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/sv-benchmarks/c/list-simple/sll2c_insert_equal.i[24601,24614] [2024-11-02 12:27:49,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:49,601 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:27:49,681 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/sv-benchmarks/c/list-simple/sll2c_insert_equal.i[24601,24614] [2024-11-02 12:27:49,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:49,717 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:27:49,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49 WrapperNode [2024-11-02 12:27:49,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:49,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:49,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:27:49,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:27:49,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,778 INFO L138 Inliner]: procedures = 127, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 143 [2024-11-02 12:27:49,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:49,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:27:49,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:27:49,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:27:49,795 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,800 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:27:49,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:27:49,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:27:49,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:27:49,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:49,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:49,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:27:49,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:27:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:27:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:27:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2024-11-02 12:27:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2024-11-02 12:27:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:27:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:27:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:27:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:27:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:27:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:27:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:27:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:27:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:27:49,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:27:50,041 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:27:50,044 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:27:50,305 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-02 12:27:50,306 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:27:50,451 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:27:50,451 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-02 12:27:50,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:50 BoogieIcfgContainer [2024-11-02 12:27:50,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:27:50,455 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:27:50,456 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:27:50,459 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:27:50,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:27:49" (1/3) ... [2024-11-02 12:27:50,461 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277ade17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:50, skipping insertion in model container [2024-11-02 12:27:50,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (2/3) ... [2024-11-02 12:27:50,462 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277ade17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:50, skipping insertion in model container [2024-11-02 12:27:50,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:50" (3/3) ... [2024-11-02 12:27:50,463 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2c_insert_equal.i [2024-11-02 12:27:50,484 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:27:50,485 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:27:50,555 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:27:50,562 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31b1189b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:27:50,562 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:27:50,566 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 19 states have internal predecessors, (28), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 12:27:50,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-02 12:27:50,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:27:50,575 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:27:50,575 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:27:50,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:27:50,580 INFO L85 PathProgramCache]: Analyzing trace with hash -328306301, now seen corresponding path program 1 times [2024-11-02 12:27:50,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:27:50,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359268522] [2024-11-02 12:27:50,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:50,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:27:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:27:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-02 12:27:51,176 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:27:51,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359268522] [2024-11-02 12:27:51,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359268522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:27:51,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:27:51,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:27:51,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339734271] [2024-11-02 12:27:51,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:27:51,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:27:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:27:51,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:27:51,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:27:51,221 INFO L87 Difference]: Start difference. First operand has 24 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 19 states have internal predecessors, (28), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-02 12:27:51,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:27:51,470 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2024-11-02 12:27:51,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:27:51,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2024-11-02 12:27:51,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:27:51,482 INFO L225 Difference]: With dead ends: 43 [2024-11-02 12:27:51,482 INFO L226 Difference]: Without dead ends: 19 [2024-11-02 12:27:51,486 INFO L431 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 [2024-11-02 12:27:51,491 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 1 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:27:51,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 43 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:27:51,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-11-02 12:27:51,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-02 12:27:51,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 12:27:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2024-11-02 12:27:51,538 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 24 transitions. Word has length 16 [2024-11-02 12:27:51,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:27:51,540 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 24 transitions. [2024-11-02 12:27:51,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-02 12:27:51,541 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-02 12:27:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-02 12:27:51,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:27:51,543 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:27:51,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:27:51,544 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:27:51,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:27:51,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1024789413, now seen corresponding path program 1 times [2024-11-02 12:27:51,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:27:51,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407385195] [2024-11-02 12:27:51,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:51,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:27:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:27:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-02 12:27:51,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:27:51,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407385195] [2024-11-02 12:27:51,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407385195] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:27:51,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:27:51,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:27:51,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062542672] [2024-11-02 12:27:51,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:27:51,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:27:51,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:27:51,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:27:51,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:27:51,950 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-02 12:27:52,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:27:52,090 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2024-11-02 12:27:52,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:27:52,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2024-11-02 12:27:52,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:27:52,092 INFO L225 Difference]: With dead ends: 28 [2024-11-02 12:27:52,092 INFO L226 Difference]: Without dead ends: 22 [2024-11-02 12:27:52,093 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:27:52,094 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 11 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:27:52,095 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 35 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:27:52,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-02 12:27:52,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2024-11-02 12:27:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-02 12:27:52,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2024-11-02 12:27:52,102 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 22 [2024-11-02 12:27:52,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:27:52,102 INFO L471 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-11-02 12:27:52,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-02 12:27:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-02 12:27:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-02 12:27:52,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:27:52,104 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:27:52,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-02 12:27:52,104 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:27:52,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:27:52,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1792809609, now seen corresponding path program 1 times [2024-11-02 12:27:52,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:27:52,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621459437] [2024-11-02 12:27:52,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:52,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:27:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:27:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:27:55,801 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:27:55,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621459437] [2024-11-02 12:27:55,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621459437] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:27:55,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98954910] [2024-11-02 12:27:55,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:55,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:27:55,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:55,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:27:55,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e670a55-fc1b-4ffd-a99e-0b233e45cb6e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:27:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:27:56,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 120 conjuncts are in the unsatisfiable core [2024-11-02 12:27:56,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:27:56,305 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 [2024-11-02 12:27:56,419 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 5 treesize of output 3 [2024-11-02 12:27:56,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:56,599 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 0 case distinctions, treesize of input 12 treesize of output 14 [2024-11-02 12:27:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:56,922 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 11 treesize of output 7 [2024-11-02 12:27:57,036 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 [2024-11-02 12:27:57,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:57,228 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-11-02 12:27:57,229 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 4 case distinctions, treesize of input 22 treesize of output 33 [2024-11-02 12:27:57,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 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 [2024-11-02 12:27:57,563 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 11 treesize of output 7 [2024-11-02 12:27:57,742 INFO L349 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2024-11-02 12:27:57,743 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 60 [2024-11-02 12:27:57,757 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 36 treesize of output 15 [2024-11-02 12:27:57,975 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-02 12:27:57,975 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 38 [2024-11-02 12:27:57,992 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 7 treesize of output 3 [2024-11-02 12:27:58,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2024-11-02 12:27:58,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:58,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2024-11-02 12:27:58,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:58,216 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 16 treesize of output 11 [2024-11-02 12:27:58,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:58,257 INFO L349 Elim1Store]: treesize reduction 25, result has 16.7 percent of original size [2024-11-02 12:27:58,258 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 79 treesize of output 60 [2024-11-02 12:27:58,297 INFO L349 Elim1Store]: treesize reduction 21, result has 44.7 percent of original size [2024-11-02 12:27:58,298 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 20 treesize of output 23 [2024-11-02 12:27:58,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:58,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:58,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:58,367 INFO L349 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2024-11-02 12:27:58,368 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 2 case distinctions, treesize of input 33 treesize of output 33 [2024-11-02 12:27:59,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:59,136 INFO L349 Elim1Store]: treesize reduction 47, result has 17.5 percent of original size [2024-11-02 12:27:59,137 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 4 case distinctions, treesize of input 135 treesize of output 94 [2024-11-02 12:27:59,150 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 98 treesize of output 58 [2024-11-02 12:27:59,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2024-11-02 12:27:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-02 12:27:59,202 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 15 treesize of output 7 [2024-11-02 12:27:59,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-02 12:27:59,220 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 6 treesize of output 4 [2024-11-02 12:27:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-02 12:27:59,361 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:28:08,407 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (= |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base| 0)) (.cse3 (= |c_ULTIMATE.start_sll_circular_insert_~last~1#1.offset| 0))) (and (or (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base|)) (.cse1 (= |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (and (or (forall ((v_DerPreprocessor_20 (Array Int Int)) (v_DerPreprocessor_21 (Array Int Int)) (v_DerPreprocessor_19 (Array Int Int)) (v_ArrVal_351 Int) (v_DerPreprocessor_23 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base| (store .cse0 |c_ULTIMATE.start_sll_circular_insert_~last~1#1.offset| v_ArrVal_351)) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_19) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base| v_DerPreprocessor_20) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_21) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base| v_DerPreprocessor_23) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4)))) .cse1) (or (forall ((v_DerPreprocessor_19 (Array Int Int)) (v_ArrVal_351 Int) (v_DerPreprocessor_22 (Array Int Int)) (v_DerPreprocessor_25 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~last~1#1.base| (store .cse0 |c_ULTIMATE.start_sll_circular_insert_~last~1#1.offset| v_ArrVal_351)) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_19) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_25) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4)))) (not .cse1)))) (and .cse2 .cse3)) (or (let ((.cse4 (= (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|) 0)) (.cse5 (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|) 0))) (and (or (and .cse4 .cse5) (and (or (forall ((v_ArrVal_360 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_ArrVal_360) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (let ((.cse16 (= |c_ULTIMATE.start_sll_circular_insert_~head#1.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (and (or (and (forall ((v_DerPreprocessor_95 (Array Int Int)) (v_DerPreprocessor_96 (Array Int Int)) (v_DerPreprocessor_97 (Array Int Int)) (v_DerPreprocessor_98 (Array Int Int)) (v_DerPreprocessor_91 (Array Int Int)) (v_DerPreprocessor_92 (Array Int Int)) (v_DerPreprocessor_93 (Array Int Int)) (v_DerPreprocessor_16 Int) (v_DerPreprocessor_94 (Array Int Int)) (v_DerPreprocessor_99 (Array Int Int))) (let ((.cse7 (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_91) v_DerPreprocessor_16 v_DerPreprocessor_92) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_93))) (let ((.cse6 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select .cse7 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) v_DerPreprocessor_16 (select .cse7 v_DerPreprocessor_16)) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (or (= v_DerPreprocessor_16 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) (not (= .cse6 v_DerPreprocessor_16)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_94) .cse6 v_DerPreprocessor_95) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_96) (select (select .cse7 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_97) .cse6 v_DerPreprocessor_98) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_99) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))))) (forall ((v_DerPreprocessor_74 (Array Int Int)) (v_DerPreprocessor_75 (Array Int Int)) (v_DerPreprocessor_76 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (v_DerPreprocessor_81 (Array Int Int)) (v_DerPreprocessor_82 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int)) (v_DerPreprocessor_77 (Array Int Int))) (let ((.cse10 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_74) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_75))) (let ((.cse8 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select .cse10 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse9 (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_80) .cse8 v_DerPreprocessor_81) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_82))) (or (not (= .cse8 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)) (not (= v_DerPreprocessor_81 (select .cse9 .cse8))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_76) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_77) (select (select .cse10 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse9 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4)))))))) (forall ((v_DerPreprocessor_74 (Array Int Int)) (v_DerPreprocessor_75 (Array Int Int)) (v_DerPreprocessor_76 (Array Int Int)) (v_DerPreprocessor_77 (Array Int Int)) (v_DerPreprocessor_78 (Array Int Int)) (v_DerPreprocessor_79 (Array Int Int)) (v_prenex_513 (Array Int Int))) (let ((.cse11 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_74) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_75))) (let ((.cse13 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select .cse11 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_prenex_513) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse12 (store (store |c_#memory_$Pointer$.offset| .cse13 v_DerPreprocessor_78) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_79))) (or (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_76) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_77) (select (select .cse11 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 4 (select (select .cse12 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (not (= .cse13 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)) (not (= (select .cse12 .cse13) v_DerPreprocessor_78))))))) (forall ((v_DerPreprocessor_84 (Array Int Int)) (v_DerPreprocessor_85 (Array Int Int)) (v_DerPreprocessor_86 (Array Int Int)) (v_DerPreprocessor_87 (Array Int Int)) (v_DerPreprocessor_83 (Array Int Int)) (v_DerPreprocessor_16 Int) (v_DerPreprocessor_90 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int)) (v_DerPreprocessor_89 (Array Int Int))) (let ((.cse15 (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_83) v_DerPreprocessor_16 v_DerPreprocessor_84) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_85))) (let ((.cse14 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select .cse15 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) v_DerPreprocessor_16 (select .cse15 v_DerPreprocessor_16)) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (or (= v_DerPreprocessor_16 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_86) .cse14 v_DerPreprocessor_87) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_88) (select (select .cse15 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| .cse14 v_DerPreprocessor_89) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_90) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (not (= v_DerPreprocessor_16 .cse14))))))) .cse16) (forall ((v_DerPreprocessor_63 (Array Int Int)) (v_DerPreprocessor_64 (Array Int Int)) (v_DerPreprocessor_65 (Array Int Int)) (v_DerPreprocessor_10 (Array Int Int)) (v_DerPreprocessor_59 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (v_prenex_17 (Array Int Int))) (let ((.cse18 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse17 (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_63) .cse18 v_DerPreprocessor_64) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_65))) (or (not (= v_DerPreprocessor_63 (select .cse17 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (not (= .cse18 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_66) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 4 (select (select .cse17 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (not (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_17) .cse18 v_DerPreprocessor_10) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_prenex_17)) (not (= v_DerPreprocessor_64 (select .cse17 .cse18))))))) (forall ((v_DerPreprocessor_10 (Array Int Int)) (v_DerPreprocessor_59 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_67 (Array Int Int)) (v_prenex_17 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (v_DerPreprocessor_69 (Array Int Int))) (let ((.cse20 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse19 (store (store |c_#memory_$Pointer$.offset| .cse20 v_DerPreprocessor_67) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_68))) (or (not (= v_DerPreprocessor_67 (select .cse19 .cse20))) (not (= .cse20 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_69) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse19 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (not (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_17) .cse20 v_DerPreprocessor_10) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_prenex_17)))))) (forall ((v_DerPreprocessor_62 (Array Int Int)) (v_prenex_19 (Array Int Int)) (v_DerPreprocessor_60 (Array Int Int)) (v_DerPreprocessor_61 (Array Int Int)) (v_DerPreprocessor_59 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_prenex_18 (Array Int Int))) (let ((.cse21 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse22 (store (store |c_#memory_$Pointer$.offset| .cse21 v_DerPreprocessor_60) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_61))) (or (not (= .cse21 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_62) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse22 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (not (= v_prenex_19 (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_19) .cse21 v_prenex_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (not (= v_DerPreprocessor_60 (select .cse22 .cse21))))))) (or (and (forall ((v_DerPreprocessor_10 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int)) (v_DerPreprocessor_33 (Array Int Int)) (v_DerPreprocessor_34 (Array Int Int)) (v_prenex_17 (Array Int Int)) (v_DerPreprocessor_35 (Array Int Int)) (v_DerPreprocessor_36 (Array Int Int))) (let ((.cse25 (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (let ((.cse23 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| .cse25) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse24 (store (store |c_#memory_$Pointer$.offset| .cse23 v_DerPreprocessor_35) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_36))) (or (not (= .cse23 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_34) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_33) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 4 (select (select .cse24 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (not (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_17) .cse23 v_DerPreprocessor_10) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_prenex_17)) (not (= (select .cse24 .cse23) v_DerPreprocessor_35)) (not (= v_DerPreprocessor_17 .cse25))))))) (forall ((v_DerPreprocessor_51 (Array Int Int)) (v_DerPreprocessor_52 (Array Int Int)) (v_DerPreprocessor_16 Int) (v_DerPreprocessor_50 (Array Int Int)) (v_DerPreprocessor_48 (Array Int Int)) (v_DerPreprocessor_49 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_46 (Array Int Int)) (v_DerPreprocessor_47 (Array Int Int))) (let ((.cse28 (store (store |c_#memory_$Pointer$.base| v_DerPreprocessor_16 v_DerPreprocessor_46) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_47))) (let ((.cse26 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) v_DerPreprocessor_16 (select .cse28 v_DerPreprocessor_16)) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse27 (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_48) .cse26 v_DerPreprocessor_49) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_50))) (or (= v_DerPreprocessor_16 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) (not (= v_DerPreprocessor_16 .cse26)) (not (= v_DerPreprocessor_48 (select .cse27 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (= (select (select (store (store |c_#memory_int| .cse26 v_DerPreprocessor_51) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_52) (select (select .cse28 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse27 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4)) |c_ULTIMATE.start_main_~data~0#1|)))))) (forall ((v_DerPreprocessor_40 (Array Int Int)) (v_DerPreprocessor_41 (Array Int Int)) (v_DerPreprocessor_42 (Array Int Int)) (v_prenex_19 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int)) (v_DerPreprocessor_33 (Array Int Int)) (v_prenex_18 (Array Int Int))) (let ((.cse31 (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (let ((.cse30 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| .cse31) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse29 (store (store |c_#memory_$Pointer$.offset| .cse30 v_DerPreprocessor_41) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_42))) (or (not (= (select .cse29 .cse30) v_DerPreprocessor_41)) (not (= .cse30 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)) (not (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_19) .cse30 v_prenex_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_prenex_19)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_40) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_33) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse29 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (not (= v_DerPreprocessor_17 .cse31))))))) (forall ((v_DerPreprocessor_40 (Array Int Int)) (v_DerPreprocessor_43 (Array Int Int)) (v_prenex_19 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int)) (v_DerPreprocessor_44 (Array Int Int)) (v_DerPreprocessor_33 (Array Int Int)) (v_prenex_18 (Array Int Int)) (v_DerPreprocessor_45 (Array Int Int))) (let ((.cse34 (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (let ((.cse32 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| .cse34) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse33 (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_43) .cse32 v_DerPreprocessor_44) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_45))) (or (not (= .cse32 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)) (not (= (select .cse33 .cse32) v_DerPreprocessor_44)) (not (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_19) .cse32 v_prenex_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_prenex_19)) (not (= v_DerPreprocessor_43 (select .cse33 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_40) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_33) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse33 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (not (= v_DerPreprocessor_17 .cse34))))))) (forall ((v_DerPreprocessor_53 (Array Int Int)) (v_DerPreprocessor_54 (Array Int Int)) (v_DerPreprocessor_16 Int) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_55 (Array Int Int)) (v_DerPreprocessor_56 (Array Int Int)) (v_DerPreprocessor_57 (Array Int Int)) (v_DerPreprocessor_58 (Array Int Int))) (let ((.cse36 (store (store |c_#memory_$Pointer$.base| v_DerPreprocessor_16 v_DerPreprocessor_53) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_54))) (let ((.cse35 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) v_DerPreprocessor_16 (select .cse36 v_DerPreprocessor_16)) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (or (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse35 v_DerPreprocessor_57) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_58) (select (select .cse36 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| .cse35 v_DerPreprocessor_55) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_56) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= v_DerPreprocessor_16 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) (not (= .cse35 v_DerPreprocessor_16)))))) (forall ((v_DerPreprocessor_10 (Array Int Int)) (v_DerPreprocessor_37 (Array Int Int)) (v_DerPreprocessor_38 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_DerPreprocessor_39 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int)) (v_DerPreprocessor_33 (Array Int Int)) (v_DerPreprocessor_34 (Array Int Int)) (v_prenex_17 (Array Int Int))) (let ((.cse39 (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (let ((.cse38 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| .cse39) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse37 (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_37) .cse38 v_DerPreprocessor_38) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_39))) (or (not (= v_DerPreprocessor_38 (select .cse37 .cse38))) (not (= .cse38 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)) (not (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_17) .cse38 v_DerPreprocessor_10) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_prenex_17)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_34) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_33) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse37 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (not (= v_DerPreprocessor_37 (select .cse37 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (not (= v_DerPreprocessor_17 .cse39)))))))) (not .cse16)) (forall ((v_DerPreprocessor_73 (Array Int Int)) (v_prenex_19 (Array Int Int)) (v_DerPreprocessor_70 (Array Int Int)) (v_DerPreprocessor_71 (Array Int Int)) (v_DerPreprocessor_72 (Array Int Int)) (v_DerPreprocessor_59 (Array Int Int)) (v_DerPreprocessor_17 (Array Int Int)) (v_prenex_18 (Array Int Int))) (let ((.cse41 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_17) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (let ((.cse40 (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_70) .cse41 v_DerPreprocessor_71) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_72))) (or (not (= v_DerPreprocessor_70 (select .cse40 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (not (= .cse41 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (not (= v_DerPreprocessor_71 (select .cse40 .cse41))) (not (= v_prenex_19 (select (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_prenex_19) .cse41 v_prenex_18) |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_73) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select .cse40 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4)))))))))) (or (forall ((v_DerPreprocessor_114 (Array Int Int)) (v_DerPreprocessor_115 (Array Int Int)) (v_DerPreprocessor_113 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_114) (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_113) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 4 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_115) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) |c_ULTIMATE.start_main_~data~0#1|)) (forall ((v_ArrVal_360 (Array Int Int))) (let ((.cse42 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_ArrVal_360) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (or (not (= .cse42 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (not (= .cse42 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)))))) (forall ((v_DerPreprocessor_112 (Array Int Int)) (v_ArrVal_360 (Array Int Int)) (v_DerPreprocessor_110 (Array Int Int)) (v_DerPreprocessor_111 (Array Int Int)) (v_DerPreprocessor_109 (Array Int Int)) (v_DerPreprocessor_107 (Array Int Int)) (v_DerPreprocessor_108 (Array Int Int))) (let ((.cse43 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_ArrVal_360) |c_ULTIMATE.start_sll_circular_insert_~head#1.base|) |c_ULTIMATE.start_sll_circular_insert_~head#1.offset|))) (or (not (= .cse43 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|)) (= |c_ULTIMATE.start_main_~data~0#1| (select (select (store (store |c_#memory_int| .cse43 v_DerPreprocessor_111) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_112) (select (select (store (store |c_#memory_$Pointer$.base| .cse43 v_DerPreprocessor_109) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_110) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| .cse43 v_DerPreprocessor_107) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_108) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))) (= .cse43 |c_ULTIMATE.start_sll_circular_insert_~head#1.base|)))))) (or (and (forall ((v_DerPreprocessor_28 (Array Int Int)) (v_DerPreprocessor_29 (Array Int Int))) (let ((.cse46 (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_29))) (or (forall ((v_DerPreprocessor_26 (Array Int Int)) (v_DerPreprocessor_27 (Array Int Int))) (let ((.cse44 (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_26) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_27))) (or (not (= v_DerPreprocessor_26 (select .cse44 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (forall ((v_DerPreprocessor_30 (Array Int Int)) (v_DerPreprocessor_31 (Array Int Int))) (let ((.cse45 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_30) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_31))) (or (= |c_ULTIMATE.start_main_~data~0#1| (select (select .cse44 (select (select .cse45 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 4 (select (select .cse46 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))) (not (= v_DerPreprocessor_30 (select .cse45 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))))))))) (not (= (select .cse46 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_DerPreprocessor_28))))) (forall ((v_DerPreprocessor_28 (Array Int Int)) (v_DerPreprocessor_29 (Array Int Int))) (let ((.cse47 (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_29))) (or (not (= (select .cse47 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|) v_DerPreprocessor_28)) (forall ((v_DerPreprocessor_26 (Array Int Int)) (v_DerPreprocessor_27 (Array Int Int))) (let ((.cse48 (store (store |c_#memory_int| |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base| v_DerPreprocessor_26) |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_27))) (or (not (= v_DerPreprocessor_26 (select .cse48 |c_ULTIMATE.start_sll_circular_insert_~new_node~0#1.base|))) (forall ((v_DerPreprocessor_32 (Array Int Int))) (= (select (select .cse48 (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_insert_~head#1.base| v_DerPreprocessor_32) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ 4 (select (select .cse47 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) |c_ULTIMATE.start_main_~data~0#1|))))))))) (not .cse4) (not .cse5)))) (not .cse2) (not .cse3)))) is different from false [2024-11-02 12:28:09,549 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:28:09,549 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 50 [2024-11-02 12:28:09,624 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:28:09,625 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 1 case distinctions, treesize of input 46 treesize of output 50 [2024-11-02 12:28:12,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98954910] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:28:12,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1538612862] [2024-11-02 12:28:12,901 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2024-11-02 12:28:12,902 INFO L166 IcfgInterpreter]: Building call graph [2024-11-02 12:28:12,906 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-02 12:28:12,913 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-02 12:28:12,913 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-02 12:28:14,268 INFO L197 IcfgInterpreter]: Interpreting procedure node_create with input of size 6 for LOIs [2024-11-02 12:28:14,279 INFO L180 IcfgInterpreter]: Interpretation finished