./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E --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 f8d14145608efc0a8f321a178564faff63399ecbab28641c0c2971fec318068f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:42:49,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:42:49,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:42:49,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:42:49,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:42:49,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:42:49,910 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:42:49,910 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:42:49,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:42:49,911 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:42:49,911 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:42:49,912 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:42:49,912 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:42:49,912 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:42:49,912 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:42:49,912 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:42:49,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:42:49,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:42:49,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:42:49,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:42:49,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:42:49,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:42:49,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:42:49,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:42:49,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:42:49,916 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:42:49,916 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:42:49,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:42:49,916 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:42:49,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:49,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:42:49,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:42:49,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:42:49,918 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:42:49,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:42:49,918 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E 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 -> f8d14145608efc0a8f321a178564faff63399ecbab28641c0c2971fec318068f [2024-11-14 02:42:50,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:42:50,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:42:50,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:42:50,270 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:42:50,271 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:42:50,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i Unable to find full path for "g++" [2024-11-14 02:42:52,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:42:52,499 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:42:52,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2024-11-14 02:42:52,518 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/data/f8db301d6/97ca296915084bb2b7199f98c4cb8455/FLAGe67339161 [2024-11-14 02:42:52,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/data/f8db301d6/97ca296915084bb2b7199f98c4cb8455 [2024-11-14 02:42:52,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:42:52,538 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:42:52,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:52,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:42:52,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:42:52,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:52" (1/1) ... [2024-11-14 02:42:52,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34bdf5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:52, skipping insertion in model container [2024-11-14 02:42:52,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:52" (1/1) ... [2024-11-14 02:42:52,594 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:42:52,959 WARN L250 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_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i[22636,22649] [2024-11-14 02:42:53,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:53,017 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:42:53,073 WARN L250 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_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i[22636,22649] [2024-11-14 02:42:53,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:53,125 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:42:53,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53 WrapperNode [2024-11-14 02:42:53,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:53,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:53,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:42:53,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:42:53,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,166 INFO L138 Inliner]: procedures = 129, calls = 79, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 192 [2024-11-14 02:42:53,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:53,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:42:53,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:42:53,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:42:53,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,189 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:42:53,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:42:53,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:42:53,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:42:53,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (1/1) ... [2024-11-14 02:42:53,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:53,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:53,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:42:53,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:42:53,273 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2024-11-14 02:42:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2024-11-14 02:42:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 02:42:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:42:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 02:42:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 02:42:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_prev [2024-11-14 02:42:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_prev [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure chain_node [2024-11-14 02:42:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure chain_node [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_next [2024-11-14 02:42:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_next [2024-11-14 02:42:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:42:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:42:53,447 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:42:53,449 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:42:53,831 INFO L? ?]: Removed 48 outVars from TransFormulas that were not future-live. [2024-11-14 02:42:53,831 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:42:53,929 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:42:53,930 INFO L316 CfgBuilder]: Removed 33 assume(true) statements. [2024-11-14 02:42:53,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:53 BoogieIcfgContainer [2024-11-14 02:42:53,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:42:53,935 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:42:53,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:42:53,941 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:42:53,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:42:52" (1/3) ... [2024-11-14 02:42:53,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@edd355a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:53, skipping insertion in model container [2024-11-14 02:42:53,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:53" (2/3) ... [2024-11-14 02:42:53,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@edd355a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:53, skipping insertion in model container [2024-11-14 02:42:53,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:53" (3/3) ... [2024-11-14 02:42:53,943 INFO L112 eAbstractionObserver]: Analyzing ICFG sll_to_dll_rev-1.i [2024-11-14 02:42:53,961 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:42:53,962 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG sll_to_dll_rev-1.i that has 5 procedures, 78 locations, 1 initial locations, 21 loop locations, and 1 error locations. [2024-11-14 02:42:54,066 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:42:54,082 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;@64ef9348, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:42:54,082 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:42:54,087 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 57 states have (on average 1.7017543859649122) internal successors, (97), 65 states have internal predecessors, (97), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 02:42:54,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-14 02:42:54,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:54,096 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:54,097 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:54,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:54,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1436060213, now seen corresponding path program 1 times [2024-11-14 02:42:54,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:42:54,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481649154] [2024-11-14 02:42:54,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:54,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:42:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:42:54,312 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:42:54,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481649154] [2024-11-14 02:42:54,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481649154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:42:54,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:42:54,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:42:54,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665491778] [2024-11-14 02:42:54,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:42:54,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:42:54,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:42:54,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:42:54,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:42:54,342 INFO L87 Difference]: Start difference. First operand has 78 states, 57 states have (on average 1.7017543859649122) internal successors, (97), 65 states have internal predecessors, (97), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 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) [2024-11-14 02:42:54,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:42:54,425 INFO L93 Difference]: Finished difference Result 151 states and 261 transitions. [2024-11-14 02:42:54,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:42:54,427 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 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) Word has length 13 [2024-11-14 02:42:54,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:42:54,437 INFO L225 Difference]: With dead ends: 151 [2024-11-14 02:42:54,438 INFO L226 Difference]: Without dead ends: 74 [2024-11-14 02:42:54,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:42:54,447 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 02:42:54,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:42:54,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-14 02:42:54,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-14 02:42:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 53 states have (on average 1.3018867924528301) internal successors, (69), 62 states have internal predecessors, (69), 17 states have call successors, (17), 4 states have call predecessors, (17), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-14 02:42:54,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 94 transitions. [2024-11-14 02:42:54,504 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 94 transitions. Word has length 13 [2024-11-14 02:42:54,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:42:54,504 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 94 transitions. [2024-11-14 02:42:54,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 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) [2024-11-14 02:42:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2024-11-14 02:42:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-14 02:42:54,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:54,507 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:54,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 02:42:54,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:54,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:54,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1261064614, now seen corresponding path program 1 times [2024-11-14 02:42:54,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:42:54,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781968975] [2024-11-14 02:42:54,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:54,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:42:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:56,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:42:56,395 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:42:56,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781968975] [2024-11-14 02:42:56,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781968975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:42:56,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:42:56,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 02:42:56,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695759166] [2024-11-14 02:42:56,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:42:56,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 02:42:56,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:42:56,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 02:42:56,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-14 02:42:56,400 INFO L87 Difference]: Start difference. First operand 74 states and 94 transitions. Second operand has 13 states, 8 states have (on average 2.0) internal successors, (16), 10 states have internal predecessors, (16), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 02:42:57,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:42:57,554 INFO L93 Difference]: Finished difference Result 108 states and 138 transitions. [2024-11-14 02:42:57,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 02:42:57,555 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 8 states have (on average 2.0) internal successors, (16), 10 states have internal predecessors, (16), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2024-11-14 02:42:57,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:42:57,558 INFO L225 Difference]: With dead ends: 108 [2024-11-14 02:42:57,558 INFO L226 Difference]: Without dead ends: 105 [2024-11-14 02:42:57,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2024-11-14 02:42:57,562 INFO L432 NwaCegarLoop]: 36 mSDtfsCounter, 96 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 02:42:57,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 279 Invalid, 766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 02:42:57,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-14 02:42:57,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 85. [2024-11-14 02:42:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 63 states have (on average 1.3015873015873016) internal successors, (82), 72 states have internal predecessors, (82), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-14 02:42:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 107 transitions. [2024-11-14 02:42:57,584 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 107 transitions. Word has length 22 [2024-11-14 02:42:57,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:42:57,584 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 107 transitions. [2024-11-14 02:42:57,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 8 states have (on average 2.0) internal successors, (16), 10 states have internal predecessors, (16), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 02:42:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 107 transitions. [2024-11-14 02:42:57,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-14 02:42:57,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:57,586 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:42:57,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 02:42:57,586 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:57,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:57,587 INFO L85 PathProgramCache]: Analyzing trace with hash -709014876, now seen corresponding path program 1 times [2024-11-14 02:42:57,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:42:57,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409120156] [2024-11-14 02:42:57,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:57,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:42:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:42:59,125 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:42:59,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409120156] [2024-11-14 02:42:59,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409120156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:42:59,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950379773] [2024-11-14 02:42:59,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:59,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:59,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:59,129 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:42:59,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:42:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:59,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 02:42:59,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:59,479 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 02:42:59,480 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 45 treesize of output 41 [2024-11-14 02:42:59,672 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 22 [2024-11-14 02:42:59,750 INFO L349 Elim1Store]: treesize reduction 40, result has 48.1 percent of original size [2024-11-14 02:42:59,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 88 treesize of output 115 [2024-11-14 02:42:59,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 02:42:59,791 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 0 case distinctions, treesize of input 19 treesize of output 3 [2024-11-14 02:42:59,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 02:42:59,825 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 0 case distinctions, treesize of input 24 treesize of output 7 [2024-11-14 02:42:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 02:42:59,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 42 [2024-11-14 02:42:59,955 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 23 treesize of output 25 [2024-11-14 02:43:00,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 118 [2024-11-14 02:43:00,667 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 12 treesize of output 11 [2024-11-14 02:43:00,679 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 129 [2024-11-14 02:43:00,746 INFO L349 Elim1Store]: treesize reduction 28, result has 55.6 percent of original size [2024-11-14 02:43:00,746 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 148 [2024-11-14 02:43:00,958 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 9 treesize of output 7 [2024-11-14 02:43:00,996 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 02:43:00,996 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 92 treesize of output 96 [2024-11-14 02:43:01,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 93 [2024-11-14 02:43:01,718 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 02:43:01,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 5 case distinctions, treesize of input 114 treesize of output 91 [2024-11-14 02:43:01,991 INFO L349 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2024-11-14 02:43:01,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2 case distinctions, treesize of input 149 treesize of output 141 [2024-11-14 02:43:02,041 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 02:43:02,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 90 treesize of output 107 [2024-11-14 02:43:02,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 02:43:02,619 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-14 02:43:02,619 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 29 treesize of output 17 [2024-11-14 02:43:02,732 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 [2024-11-14 02:43:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:43:02,822 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:43:03,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950379773] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:43:03,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1195900641] [2024-11-14 02:43:03,029 INFO L159 IcfgInterpreter]: Started Sifa with 23 locations of interest [2024-11-14 02:43:03,030 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 02:43:03,033 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 02:43:03,039 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 02:43:03,039 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 02:43:08,216 INFO L197 IcfgInterpreter]: Interpreting procedure chain_node with input of size 257 for LOIs [2024-11-14 02:43:08,397 INFO L197 IcfgInterpreter]: Interpreting procedure check_seq_next with input of size 298 for LOIs [2024-11-14 02:43:11,741 INFO L197 IcfgInterpreter]: Interpreting procedure fail with input of size 297 for LOIs [2024-11-14 02:43:12,184 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 02:44:03,457 WARN L286 SmtUtils]: Spent 41.46s on a formula simplification. DAG size of input: 297 DAG size of output: 292 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:44:13,065 WARN L286 SmtUtils]: Spent 5.92s on a formula simplification. DAG size of input: 257 DAG size of output: 244 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:45:03,537 WARN L286 SmtUtils]: Spent 40.57s on a formula simplification. DAG size of input: 323 DAG size of output: 314 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:46:30,729 WARN L286 SmtUtils]: Spent 34.56s on a formula simplification. DAG size of input: 283 DAG size of output: 278 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:47:26,483 WARN L286 SmtUtils]: Spent 35.17s on a formula simplification. DAG size of input: 289 DAG size of output: 284 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:48:24,880 WARN L286 SmtUtils]: Spent 39.61s on a formula simplification. DAG size of input: 292 DAG size of output: 287 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:49:34,140 WARN L286 SmtUtils]: Spent 44.09s on a formula simplification. DAG size of input: 308 DAG size of output: 303 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:50:27,690 WARN L286 SmtUtils]: Spent 32.35s on a formula simplification. DAG size of input: 298 DAG size of output: 293 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:51:33,950 WARN L286 SmtUtils]: Spent 40.69s on a formula simplification. DAG size of input: 306 DAG size of output: 301 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:52:42,582 WARN L286 SmtUtils]: Spent 37.53s on a formula simplification. DAG size of input: 311 DAG size of output: 306 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:54:14,425 WARN L286 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 313 DAG size of output: 308 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:54:14,428 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '897#(and (<= 1 |#StackHeapBarrier|) (exists ((|v_#valid_57| (Array Int Int)) (|v_ULTIMATE.start_create_sll_~#list~0#1.base_22| Int) (|v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7| Int) (|v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5| Int)) (and (or (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) 0) 0)) (not (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) 0) 0))) (= (store |v_#valid_57| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| 0) |#valid|) (= (select (select |#memory_$Pointer$.offset| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) 0) 0) (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) 0) 0) (or (and (exists ((|v_#memory_$Pointer$.base_76| (Array Int (Array Int Int)))) (= (store (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |#memory_$Pointer$.base|)) (exists ((|v_#memory_int_84| (Array Int (Array Int Int))) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_55| (Array Int (Array Int Int))) (|v_#memory_int_56| (Array Int (Array Int Int)))) (and (= |v_#memory_int_55| (store |v_#memory_int_54| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_54| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_55| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0)))) (= |v_#memory_int_54| (store |v_#memory_int_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 (select (select |v_#memory_int_54| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4)))) (= |v_#memory_int_56| (store |v_#memory_int_84| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_84| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0)))) (= |#memory_int| (store |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |#memory_int| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)))))) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#memory_int_85| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_77| (Array Int (Array Int Int))) (|v_#memory_int_86| (Array Int (Array Int Int))) (|v_old(#length)_AFTER_CALL_6| (Array Int Int)) (|v_ULTIMATE.start_create_sll_~pp2#1.base_11| Int) (|v_ULTIMATE.start_create_sll_~pp1#1.base_11| Int) (|v_old(#valid)_AFTER_CALL_6| (Array Int Int)) (|v_old(#memory_int)_AFTER_CALL_6| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_71| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_86| |v_ULTIMATE.start_create_sll_~pp1#1.base_11| (store (select |v_#memory_int_86| |v_ULTIMATE.start_create_sll_~pp1#1.base_11|) 0 (select (select |v_old(#memory_int)_AFTER_CALL_6| |v_ULTIMATE.start_create_sll_~pp1#1.base_11|) 0))) |v_old(#memory_int)_AFTER_CALL_6|) (= |v_#memory_int_86| (store |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~pp2#1.base_11| (store (select |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~pp2#1.base_11|) 0 (select (select |v_#memory_int_86| |v_ULTIMATE.start_create_sll_~pp2#1.base_11|) 0)))) (or (and (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (= |v_ULTIMATE.start_create_sll_~pp2#1.base_11| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (exists ((|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (= |v_#memory_$Pointer$.offset_71| (store (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 0)))) (exists ((|v_#memory_int_84| (Array Int (Array Int Int))) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_55| (Array Int (Array Int Int))) (|v_#memory_int_56| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_55| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_55|) (= (store |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_int_85|) (= (store |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_56|) (= |v_#memory_int_54| (store |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 (select (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4)))))) (exists ((|v_#length_30| (Array Int Int))) (and (= (select |v_#length_30| 1) 2) (= 19 (select |v_#length_30| 2)))) (not (= (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (= |v_ULTIMATE.start_create_sll_~pp1#1.base_11| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (exists ((|v_#length_31| (Array Int Int))) (= |v_old(#length)_AFTER_CALL_6| (store |v_#length_31| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 8))) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_4| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_4| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#valid_55| (Array Int Int))) (and (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) 0) (= (select |v_#valid_55| 0) 0) (= (select (store (store |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (= (select |v_#valid_55| 2) 1) (= (select |v_#valid_55| 1) 1) (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) 0))) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) (exists ((|v_old(#memory_int)_AFTER_CALL_4| (Array Int (Array Int Int)))) (and (= 48 (select (select |v_old(#memory_int)_AFTER_CALL_4| 1) 0)) (= (select (select |v_old(#memory_int)_AFTER_CALL_4| 1) 1) 0))) (exists ((|v_#valid_56| (Array Int Int))) (and (= (select |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0) (= (store |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |v_old(#valid)_AFTER_CALL_6|))) (exists ((|v_old(#memory_$Pointer$.base)_AFTER_CALL_4| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_4| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.base_76| (Array Int (Array Int Int)))) (= (store (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_$Pointer$.base_77|))) (and (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (= |v_ULTIMATE.start_create_sll_~pp2#1.base_11| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (exists ((|v_old(#memory_int)_AFTER_CALL_3| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_int)_AFTER_CALL_3| 1) 1) 0) (= (select (select |v_old(#memory_int)_AFTER_CALL_3| 1) 0) 48))) (exists ((|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (= |v_#memory_$Pointer$.offset_71| (store (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 0)))) (exists ((|v_#memory_int_84| (Array Int (Array Int Int))) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_55| (Array Int (Array Int Int))) (|v_#memory_int_56| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_55| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_55|) (= (store |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_int_85|) (= (store |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_56|) (= |v_#memory_int_54| (store |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 (select (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4)))))) (exists ((|v_#length_30| (Array Int Int))) (and (= (select |v_#length_30| 1) 2) (= 19 (select |v_#length_30| 2)))) (not (= (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (= |v_ULTIMATE.start_create_sll_~pp1#1.base_11| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (exists ((|v_#length_31| (Array Int Int))) (= |v_old(#length)_AFTER_CALL_6| (store |v_#length_31| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 8))) (exists ((|v_#memory_$Pointer$.base_BEFORE_CALL_4| (Array Int (Array Int Int)))) (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_4| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#valid_55| (Array Int Int))) (and (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) 0) (= (select |v_#valid_55| 0) 0) (= (select (store (store |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (= (select |v_#valid_55| 2) 1) (= (select |v_#valid_55| 1) 1) (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) 0))) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_3| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_3| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#valid_56| (Array Int Int))) (and (= (select |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0) (= (store |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |v_old(#valid)_AFTER_CALL_6|))) (<= (+ (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.base_76| (Array Int (Array Int Int)))) (= (store (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_$Pointer$.base_77|)))))) (exists ((|v_#valid_56| (Array Int Int))) (and (= (store |v_#valid_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |v_#valid_57|) (= (select |v_#valid_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) (<= (+ (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |#StackHeapBarrier|) (exists ((|v_#length_31| (Array Int Int))) (= (store |v_#length_31| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 8) |#length|)) (exists ((|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (= |#memory_$Pointer$.offset| (store (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 0))))) (and (exists ((|v_#memory_$Pointer$.base_76| (Array Int (Array Int Int)))) (= (store (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |#memory_$Pointer$.base|)) (exists ((|v_#memory_int_84| (Array Int (Array Int Int))) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_55| (Array Int (Array Int Int))) (|v_#memory_int_56| (Array Int (Array Int Int)))) (and (= |v_#memory_int_55| (store |v_#memory_int_54| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_54| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_55| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0)))) (= |v_#memory_int_54| (store |v_#memory_int_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 (select (select |v_#memory_int_54| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4)))) (= |v_#memory_int_56| (store |v_#memory_int_84| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_84| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0)))) (= |#memory_int| (store |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |#memory_int| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)))))) (not (= (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#valid_56| (Array Int Int))) (and (= (store |v_#valid_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |v_#valid_57|) (= (select |v_#valid_56| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) (exists ((|v_#memory_int_85| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_77| (Array Int (Array Int Int))) (|v_old(#length)_AFTER_CALL_5| (Array Int Int)) (|v_#memory_int_86| (Array Int (Array Int Int))) (|v_ULTIMATE.start_create_sll_~pp2#1.base_11| Int) (|v_old(#memory_int)_AFTER_CALL_5| (Array Int (Array Int Int))) (|v_ULTIMATE.start_create_sll_~pp1#1.base_11| Int) (|v_old(#valid)_AFTER_CALL_5| (Array Int Int)) (|v_#memory_$Pointer$.offset_71| (Array Int (Array Int Int)))) (and (= |v_#memory_int_86| (store |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~pp2#1.base_11| (store (select |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~pp2#1.base_11|) 0 (select (select |v_#memory_int_86| |v_ULTIMATE.start_create_sll_~pp2#1.base_11|) 0)))) (= (store |v_#memory_int_86| |v_ULTIMATE.start_create_sll_~pp1#1.base_11| (store (select |v_#memory_int_86| |v_ULTIMATE.start_create_sll_~pp1#1.base_11|) 0 (select (select |v_old(#memory_int)_AFTER_CALL_5| |v_ULTIMATE.start_create_sll_~pp1#1.base_11|) 0))) |v_old(#memory_int)_AFTER_CALL_5|) (or (and (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (= |v_ULTIMATE.start_create_sll_~pp2#1.base_11| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (exists ((|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (= |v_#memory_$Pointer$.offset_71| (store (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 0)))) (exists ((|v_#memory_int_84| (Array Int (Array Int Int))) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_55| (Array Int (Array Int Int))) (|v_#memory_int_56| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_55| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_55|) (= (store |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_int_85|) (= (store |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_56|) (= |v_#memory_int_54| (store |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 (select (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4)))))) (exists ((|v_#length_30| (Array Int Int))) (and (= (select |v_#length_30| 1) 2) (= 19 (select |v_#length_30| 2)))) (not (= (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (exists ((|v_#length_31| (Array Int Int))) (= |v_old(#length)_AFTER_CALL_5| (store |v_#length_31| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 8))) (= |v_ULTIMATE.start_create_sll_~pp1#1.base_11| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_4| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_4| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#valid_55| (Array Int Int))) (and (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) 0) (= (select |v_#valid_55| 0) 0) (= (select (store (store |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (= (select |v_#valid_55| 2) 1) (= (select |v_#valid_55| 1) 1) (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_56| (Array Int Int))) (and (= (select |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0) (= (store |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |v_old(#valid)_AFTER_CALL_5|))) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) (exists ((|v_old(#memory_int)_AFTER_CALL_4| (Array Int (Array Int Int)))) (and (= 48 (select (select |v_old(#memory_int)_AFTER_CALL_4| 1) 0)) (= (select (select |v_old(#memory_int)_AFTER_CALL_4| 1) 1) 0))) (exists ((|v_old(#memory_$Pointer$.base)_AFTER_CALL_4| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_4| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.base_76| (Array Int (Array Int Int)))) (= (store (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_$Pointer$.base_77|))) (and (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (= |v_ULTIMATE.start_create_sll_~pp2#1.base_11| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (exists ((|v_old(#memory_int)_AFTER_CALL_3| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_int)_AFTER_CALL_3| 1) 1) 0) (= (select (select |v_old(#memory_int)_AFTER_CALL_3| 1) 0) 48))) (exists ((|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (= |v_#memory_$Pointer$.offset_71| (store (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 0)))) (exists ((|v_#memory_int_84| (Array Int (Array Int Int))) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_55| (Array Int (Array Int Int))) (|v_#memory_int_56| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_55| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_55|) (= (store |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select |v_#memory_int_55| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_int_85| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_int_85|) (= (store |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_84| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 (select (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0))) |v_#memory_int_56|) (= |v_#memory_int_54| (store |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (select |v_#memory_int_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 (select (select |v_#memory_int_54| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4)))))) (exists ((|v_#length_30| (Array Int Int))) (and (= (select |v_#length_30| 1) 2) (= 19 (select |v_#length_30| 2)))) (not (= (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) (exists ((|v_#length_31| (Array Int Int))) (= |v_old(#length)_AFTER_CALL_5| (store |v_#length_31| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 8))) (= |v_ULTIMATE.start_create_sll_~pp1#1.base_11| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) (exists ((|v_#memory_$Pointer$.base_BEFORE_CALL_4| (Array Int (Array Int Int)))) (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_4| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (exists ((|v_#valid_55| (Array Int Int))) (and (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5|) 0) (= (select |v_#valid_55| 0) 0) (= (select (store (store |v_#valid_55| |v_ULTIMATE.start_main_~#p1~0#1.base_BEFORE_CALL_5| 1) |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (= (select |v_#valid_55| 2) 1) (= (select |v_#valid_55| 1) 1) (= (select |v_#valid_55| |v_ULTIMATE.start_main_~#p2~0#1.base_BEFORE_CALL_7|) 0))) (exists ((|v_#valid_56| (Array Int Int))) (and (= (select |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0) (= (store |v_#valid_56| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |v_old(#valid)_AFTER_CALL_5|))) (<= (+ |#StackHeapBarrier| 1) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_3| (Array Int (Array Int Int)))) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_3| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 0)) (<= (+ (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.base_76| (Array Int (Array Int Int)))) (= (store (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.base_76| (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 (select (select |v_#memory_$Pointer$.base_77| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_#memory_$Pointer$.base_77|)))))) (<= (+ (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 1) |#StackHeapBarrier|) (exists ((|v_#length_31| (Array Int Int))) (= (store |v_#length_31| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) 8) |#length|)) (exists ((|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (= |#memory_$Pointer$.offset| (store (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22| (store (select (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 4 0) 0 (select (select (store |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0) (store (store (select |v_#memory_$Pointer$.offset_70| (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0)) 0 0) 4 0)) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0))) |v_ULTIMATE.start_create_sll_~#list~0#1.base_22|) 0 0)))))))))' at error location [2024-11-14 02:54:14,428 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-14 02:54:14,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 02:54:14,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 24 [2024-11-14 02:54:14,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55811887] [2024-11-14 02:54:14,429 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-14 02:54:14,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-14 02:54:14,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:54:14,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-14 02:54:14,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1560, Unknown=33, NotChecked=0, Total=1722 [2024-11-14 02:54:14,431 INFO L87 Difference]: Start difference. First operand 85 states and 107 transitions. Second operand has 24 states, 14 states have (on average 2.357142857142857) internal successors, (33), 19 states have internal predecessors, (33), 7 states have call successors, (7), 6 states have call predecessors, (7), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-14 02:54:22,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:54:22,928 INFO L93 Difference]: Finished difference Result 143 states and 184 transitions. [2024-11-14 02:54:22,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 02:54:22,929 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 14 states have (on average 2.357142857142857) internal successors, (33), 19 states have internal predecessors, (33), 7 states have call successors, (7), 6 states have call predecessors, (7), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 24 [2024-11-14 02:54:22,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:54:22,930 INFO L225 Difference]: With dead ends: 143 [2024-11-14 02:54:22,930 INFO L226 Difference]: Without dead ends: 140 [2024-11-14 02:54:22,932 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 503 ImplicationChecksByTransitivity, 667.3s TimeCoverageRelationStatistics Valid=218, Invalid=2501, Unknown=37, NotChecked=0, Total=2756 [2024-11-14 02:54:22,933 INFO L432 NwaCegarLoop]: 36 mSDtfsCounter, 222 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 1161 mSolverCounterSat, 94 mSolverCounterUnsat, 38 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1161 IncrementalHoareTripleChecker+Invalid, 38 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-14 02:54:22,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 512 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1161 Invalid, 38 Unknown, 0 Unchecked, 4.5s Time] [2024-11-14 02:54:22,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-14 02:54:22,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 105. [2024-11-14 02:54:22,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 80 states have (on average 1.2875) internal successors, (103), 89 states have internal predecessors, (103), 19 states have call successors, (19), 6 states have call predecessors, (19), 5 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-14 02:54:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 132 transitions. [2024-11-14 02:54:22,952 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 132 transitions. Word has length 24 [2024-11-14 02:54:22,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:54:22,952 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 132 transitions. [2024-11-14 02:54:22,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 14 states have (on average 2.357142857142857) internal successors, (33), 19 states have internal predecessors, (33), 7 states have call successors, (7), 6 states have call predecessors, (7), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-14 02:54:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2024-11-14 02:54:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-14 02:54:22,953 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:54:22,953 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:54:22,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 02:54:23,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:54:23,154 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting failErr0ASSERT_VIOLATIONERROR_FUNCTION === [failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:54:23,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:54:23,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1667938256, now seen corresponding path program 1 times [2024-11-14 02:54:23,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:54:23,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807516321] [2024-11-14 02:54:23,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:54:23,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:54:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:54:23,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:54:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:54:23,334 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:54:23,335 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:54:23,336 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:54:23,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 02:54:23,341 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-14 02:54:23,366 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:54:23,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:54:23 BoogieIcfgContainer [2024-11-14 02:54:23,370 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:54:23,371 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:54:23,371 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:54:23,371 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:54:23,372 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:53" (3/4) ... [2024-11-14 02:54:23,373 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-14 02:54:23,428 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 02:54:23,428 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:54:23,429 INFO L158 Benchmark]: Toolchain (without parser) took 690891.44ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 92.2MB in the beginning and 280.3MB in the end (delta: -188.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-14 02:54:23,431 INFO L158 Benchmark]: CDTParser took 1.69ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:54:23,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.30ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 73.7MB in the end (delta: 18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:54:23,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.28ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:54:23,432 INFO L158 Benchmark]: Boogie Preprocessor took 33.66ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:54:23,432 INFO L158 Benchmark]: RCFGBuilder took 728.76ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 40.1MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 02:54:23,435 INFO L158 Benchmark]: TraceAbstraction took 689435.44ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 39.4MB in the beginning and 284.1MB in the end (delta: -244.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:54:23,435 INFO L158 Benchmark]: Witness Printer took 57.42ms. Allocated memory is still 335.5MB. Free memory was 284.1MB in the beginning and 280.3MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:54:23,437 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.30ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 73.7MB in the end (delta: 18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.28ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.66ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 728.76ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 40.1MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 689435.44ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 39.4MB in the beginning and 284.1MB in the end (delta: -244.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 57.42ms. Allocated memory is still 335.5MB. Free memory was 284.1MB in the beginning and 280.3MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 565]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L639] const struct node *p1, *p2; [L640] CALL, EXPR create_sll(&p1, &p2) [L588] struct node *list = ((void *)0); VAL [list={7:0}, pp1={5:0}, pp2={6:0}] [L590] CALL chain_node(&list) [L582] CALL, EXPR alloc_node() [L573] struct node *ptr = malloc(sizeof *ptr); [L574] COND FALSE !(!ptr) [L576] ptr->next = ((void *)0) [L577] ptr->prev = ((void *)0) [L578] return ptr; [L582] RET, EXPR alloc_node() [L582] struct node *node = alloc_node(); [L583] EXPR \read(**ppnode) [L583] node->next = *ppnode [L584] *ppnode = node [L590] RET chain_node(&list) VAL [list={7:0}, pp1={5:0}, pp2={6:0}] [L591] COND FALSE !(__VERIFIER_nondet_int()) [L592] EXPR \read(*list) [L592] *pp2 = list [L593] COND FALSE !(__VERIFIER_nondet_int()) [L595] EXPR \read(*list) [L595] *pp1 = list [L597] CALL chain_node(&list) [L582] CALL, EXPR alloc_node() [L573] struct node *ptr = malloc(sizeof *ptr); [L574] COND FALSE !(!ptr) [L576] ptr->next = ((void *)0) [L577] ptr->prev = ((void *)0) [L578] return ptr; [L582] RET, EXPR alloc_node() [L582] struct node *node = alloc_node(); [L583] EXPR \read(**ppnode) [L583] node->next = *ppnode [L584] *ppnode = node [L597] RET chain_node(&list) VAL [list={7:0}] [L598] COND FALSE !(__VERIFIER_nondet_int()) [L599] EXPR \read(*list) [L599] return list; [L588] struct node *list = ((void *)0); [L599] return list; [L640] RET, EXPR create_sll(&p1, &p2) [L640] struct node *list = create_sll(&p1, &p2); [L642] EXPR \read(*p1) [L642] EXPR \read(*p2) VAL [list={3:0}, p1={5:0}, p2={6:0}] [L642] CALL check_seq_next(p1, p2) VAL [\old(beg)={-1:0}, \old(end)={-1:0}] [L626] COND FALSE !(!(beg)) VAL [\old(beg)={-1:0}, \old(end)={-1:0}, beg={-1:0}, end={-1:0}] [L627] COND FALSE !(!(end)) VAL [\old(beg)={-1:0}, \old(end)={-1:0}, beg={-1:0}, end={-1:0}] [L628] EXPR beg->next [L628] beg = beg->next [L628] COND TRUE end != beg VAL [\old(beg)={-1:0}, \old(end)={-1:0}, beg={0:0}, end={-1:0}] [L629] COND TRUE !(beg) VAL [\old(beg)={-1:0}, \old(end)={-1:0}, beg={0:0}, end={-1:0}] [L629] CALL fail() [L565] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 689.3s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 38 mSolverCounterUnknown, 323 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 318 mSDsluCounter, 877 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 719 mSDsCounter, 118 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1915 IncrementalHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 118 mSolverCounterUnsat, 158 mSDtfsCounter, 1915 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 667.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=3, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 79 ConstructedInterpolants, 9 QuantifiedInterpolants, 2020 SizeOfPredicates, 8 NumberOfNonLiveVariables, 278 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 4/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-14 02:54:23,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34722bc3-1f7f-42f0-83c2-efb8c654ccd6/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE