./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/res1o.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/res1o.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje --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 64693615f2d98484fbf4ccec390e9fe8d95f9d4648b0c6cc4a2e86f0656bfacf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:06:23,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:06:23,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:06:23,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:06:23,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:06:23,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:06:23,874 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:06:23,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:06:23,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:06:23,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:06:23,879 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:06:23,880 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:06:23,880 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:06:23,880 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:06:23,881 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:06:23,881 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:06:23,881 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:06:23,882 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:06:23,882 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:06:23,882 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:06:23,883 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:06:23,886 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:06:23,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:06:23,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:06:23,888 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:06:23,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:06:23,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:06:23,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:06:23,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:06:23,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:06:23,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:06:23,889 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:06:23,890 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:06:23,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:06:23,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:06:23,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:06:23,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:06:23,891 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:06:23,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:06:23,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:06:23,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:06:23,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:06:23,894 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:06:23,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:06:23,894 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:06:23,894 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:06:23,894 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:06:23,895 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64693615f2d98484fbf4ccec390e9fe8d95f9d4648b0c6cc4a2e86f0656bfacf [2024-11-09 05:06:24,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:06:24,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:06:24,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:06:24,225 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:06:24,225 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:06:24,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/array-fpi/res1o.c Unable to find full path for "g++" [2024-11-09 05:06:26,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:06:26,598 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:06:26,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/sv-benchmarks/c/array-fpi/res1o.c [2024-11-09 05:06:26,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/data/76fed28d0/07dc8dfeadb54a389a509ea7ceeba28e/FLAGdb6948061 [2024-11-09 05:06:26,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/data/76fed28d0/07dc8dfeadb54a389a509ea7ceeba28e [2024-11-09 05:06:26,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:06:26,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:06:26,629 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:06:26,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:06:26,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:06:26,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:06:26" (1/1) ... [2024-11-09 05:06:26,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3ca68e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:26, skipping insertion in model container [2024-11-09 05:06:26,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:06:26" (1/1) ... [2024-11-09 05:06:26,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:06:26,964 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_b96f570e-c120-408c-bb9f-5d6c10b0c836/sv-benchmarks/c/array-fpi/res1o.c[588,601] [2024-11-09 05:06:26,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:06:27,004 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:06:27,018 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_b96f570e-c120-408c-bb9f-5d6c10b0c836/sv-benchmarks/c/array-fpi/res1o.c[588,601] [2024-11-09 05:06:27,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:06:27,047 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:06:27,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27 WrapperNode [2024-11-09 05:06:27,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:06:27,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:06:27,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:06:27,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:06:27,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,086 INFO L138 Inliner]: procedures = 17, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2024-11-09 05:06:27,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:06:27,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:06:27,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:06:27,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:06:27,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:06:27,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:06:27,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:06:27,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:06:27,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (1/1) ... [2024-11-09 05:06:27,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:06:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:27,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:06:27,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:06:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:06:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:06:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:06:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:06:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:06:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:06:27,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:06:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:06:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:06:27,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:06:27,249 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:06:27,467 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-09 05:06:27,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:06:27,515 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:06:27,515 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:06:27,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:06:27 BoogieIcfgContainer [2024-11-09 05:06:27,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:06:27,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:06:27,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:06:27,523 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:06:27,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:06:26" (1/3) ... [2024-11-09 05:06:27,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46808361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:06:27, skipping insertion in model container [2024-11-09 05:06:27,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:06:27" (2/3) ... [2024-11-09 05:06:27,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46808361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:06:27, skipping insertion in model container [2024-11-09 05:06:27,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:06:27" (3/3) ... [2024-11-09 05:06:27,528 INFO L112 eAbstractionObserver]: Analyzing ICFG res1o.c [2024-11-09 05:06:27,550 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:06:27,550 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:06:27,621 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:06:27,629 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;@2a835f9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:06:27,629 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:06:27,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:27,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 05:06:27,644 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:27,645 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:27,646 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:27,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:27,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1192549009, now seen corresponding path program 1 times [2024-11-09 05:06:27,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:27,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928460740] [2024-11-09 05:06:27,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:27,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:28,033 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:28,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928460740] [2024-11-09 05:06:28,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928460740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:28,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:28,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:06:28,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251599568] [2024-11-09 05:06:28,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:28,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:06:28,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:28,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:06:28,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:06:28,077 INFO L87 Difference]: Start difference. First operand has 20 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:28,177 INFO L93 Difference]: Finished difference Result 38 states and 55 transitions. [2024-11-09 05:06:28,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:06:28,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2024-11-09 05:06:28,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:28,190 INFO L225 Difference]: With dead ends: 38 [2024-11-09 05:06:28,190 INFO L226 Difference]: Without dead ends: 19 [2024-11-09 05:06:28,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:06:28,201 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 1 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:28,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 27 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:06:28,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-11-09 05:06:28,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-09 05:06:28,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2024-11-09 05:06:28,237 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 26 transitions. Word has length 12 [2024-11-09 05:06:28,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:28,238 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 26 transitions. [2024-11-09 05:06:28,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-09 05:06:28,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 05:06:28,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:28,239 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:28,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:06:28,240 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:28,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:28,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1525938124, now seen corresponding path program 1 times [2024-11-09 05:06:28,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:28,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843101321] [2024-11-09 05:06:28,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:28,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 05:06:28,390 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:28,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843101321] [2024-11-09 05:06:28,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843101321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:06:28,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:06:28,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:06:28,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451147104] [2024-11-09 05:06:28,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:06:28,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:06:28,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:28,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:06:28,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:06:28,395 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:28,480 INFO L93 Difference]: Finished difference Result 35 states and 51 transitions. [2024-11-09 05:06:28,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:06:28,481 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2024-11-09 05:06:28,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:28,482 INFO L225 Difference]: With dead ends: 35 [2024-11-09 05:06:28,482 INFO L226 Difference]: Without dead ends: 25 [2024-11-09 05:06:28,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:06:28,484 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 23 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:28,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 7 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:06:28,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2024-11-09 05:06:28,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-11-09 05:06:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 24 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2024-11-09 05:06:28,492 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 32 transitions. Word has length 14 [2024-11-09 05:06:28,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:28,493 INFO L471 AbstractCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-11-09 05:06:28,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:28,493 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-09 05:06:28,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 05:06:28,496 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:28,496 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:28,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:06:28,497 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:28,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:28,497 INFO L85 PathProgramCache]: Analyzing trace with hash 845772611, now seen corresponding path program 1 times [2024-11-09 05:06:28,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:28,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156188153] [2024-11-09 05:06:28,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:28,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:30,123 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:30,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156188153] [2024-11-09 05:06:30,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156188153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:30,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343123544] [2024-11-09 05:06:30,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:30,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:30,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:30,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:30,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:06:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:30,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 05:06:30,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:30,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:06:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:30,485 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 19 treesize of output 18 [2024-11-09 05:06:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:30,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-09 05:06:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:31,018 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-09 05:06:31,018 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 26 treesize of output 28 [2024-11-09 05:06:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:31,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:31,349 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 05:06:31,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 31 [2024-11-09 05:06:31,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:31,573 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:06:32,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:32,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1343123544] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:06:32,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [642429180] [2024-11-09 05:06:32,073 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:06:32,073 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:06:32,078 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:06:32,085 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:06:32,086 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:06:32,980 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:06:33,732 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '321#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_17| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_17|)))' at error location [2024-11-09 05:06:33,732 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:06:33,732 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:06:33,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 27 [2024-11-09 05:06:33,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587649162] [2024-11-09 05:06:33,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:06:33,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-09 05:06:33,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:33,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-09 05:06:33,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1010, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 05:06:33,744 INFO L87 Difference]: Start difference. First operand 25 states and 32 transitions. Second operand has 27 states, 27 states have (on average 2.0) internal successors, (54), 27 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:34,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:34,237 INFO L93 Difference]: Finished difference Result 41 states and 53 transitions. [2024-11-09 05:06:34,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:06:34,237 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 2.0) internal successors, (54), 27 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 05:06:34,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:34,238 INFO L225 Difference]: With dead ends: 41 [2024-11-09 05:06:34,238 INFO L226 Difference]: Without dead ends: 37 [2024-11-09 05:06:34,239 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=180, Invalid=1010, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 05:06:34,240 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 23 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:34,240 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 40 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:06:34,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2024-11-09 05:06:34,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2024-11-09 05:06:34,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 34 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:34,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2024-11-09 05:06:34,248 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 20 [2024-11-09 05:06:34,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:34,249 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2024-11-09 05:06:34,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.0) internal successors, (54), 27 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:34,249 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2024-11-09 05:06:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 05:06:34,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:34,250 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:34,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:06:34,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:34,452 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:34,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:34,452 INFO L85 PathProgramCache]: Analyzing trace with hash 834410536, now seen corresponding path program 2 times [2024-11-09 05:06:34,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:34,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769290435] [2024-11-09 05:06:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:34,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:34,611 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 05:06:34,611 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:34,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769290435] [2024-11-09 05:06:34,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769290435] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:34,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382872261] [2024-11-09 05:06:34,612 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:06:34,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:34,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:34,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:34,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 05:06:34,696 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-09 05:06:34,697 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:06:34,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:06:34,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:34,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 05:06:34,772 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:06:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 05:06:34,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382872261] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:06:34,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1424820643] [2024-11-09 05:06:34,834 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:06:34,835 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:06:34,835 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:06:34,835 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:06:34,835 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:06:35,664 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:06:36,125 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '567#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) 0)) (= |ULTIMATE.start_main_~b~0#1.offset| 0))' at error location [2024-11-09 05:06:36,126 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:06:36,127 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:06:36,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-09 05:06:36,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680115750] [2024-11-09 05:06:36,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:06:36,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:36,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:36,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:36,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:06:36,131 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 11 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:36,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:36,382 INFO L93 Difference]: Finished difference Result 78 states and 103 transitions. [2024-11-09 05:06:36,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:06:36,383 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 11 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-09 05:06:36,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:36,384 INFO L225 Difference]: With dead ends: 78 [2024-11-09 05:06:36,384 INFO L226 Difference]: Without dead ends: 41 [2024-11-09 05:06:36,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 50 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:36,386 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 16 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:36,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 20 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:06:36,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2024-11-09 05:06:36,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 35. [2024-11-09 05:06:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 34 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2024-11-09 05:06:36,396 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 44 transitions. Word has length 22 [2024-11-09 05:06:36,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:36,397 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 44 transitions. [2024-11-09 05:06:36,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 11 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:36,397 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2024-11-09 05:06:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 05:06:36,398 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:36,399 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:36,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 05:06:36,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:36,600 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:36,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:36,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1407470573, now seen corresponding path program 3 times [2024-11-09 05:06:36,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:36,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625362081] [2024-11-09 05:06:36,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:36,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 05:06:36,781 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:36,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625362081] [2024-11-09 05:06:36,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625362081] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:36,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739685974] [2024-11-09 05:06:36,782 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-09 05:06:36,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:36,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:36,784 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:36,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 05:06:36,853 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-09 05:06:36,853 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:06:36,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:06:36,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 05:06:36,923 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:06:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 05:06:36,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739685974] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:06:36,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1588784173] [2024-11-09 05:06:36,996 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:06:36,996 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:06:36,996 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:06:36,996 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:06:36,996 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:06:37,868 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:06:38,380 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '881#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_20| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_20|)))' at error location [2024-11-09 05:06:38,380 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:06:38,380 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:06:38,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-09 05:06:38,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328971817] [2024-11-09 05:06:38,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:06:38,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:06:38,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:38,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:06:38,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:38,383 INFO L87 Difference]: Start difference. First operand 35 states and 44 transitions. Second operand has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:38,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:38,574 INFO L93 Difference]: Finished difference Result 60 states and 78 transitions. [2024-11-09 05:06:38,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:06:38,574 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 05:06:38,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:38,575 INFO L225 Difference]: With dead ends: 60 [2024-11-09 05:06:38,575 INFO L226 Difference]: Without dead ends: 33 [2024-11-09 05:06:38,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 52 SyntacticMatches, 8 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=108, Invalid=492, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:06:38,577 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 37 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:38,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 15 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:06:38,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-11-09 05:06:38,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2024-11-09 05:06:38,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2024-11-09 05:06:38,583 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 24 [2024-11-09 05:06:38,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:38,583 INFO L471 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2024-11-09 05:06:38,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:38,583 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2024-11-09 05:06:38,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 05:06:38,584 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:38,584 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:38,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 05:06:38,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:38,785 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:38,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:38,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1230527209, now seen corresponding path program 4 times [2024-11-09 05:06:38,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:38,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978975894] [2024-11-09 05:06:38,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:38,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:40,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:40,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978975894] [2024-11-09 05:06:40,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978975894] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:40,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452060455] [2024-11-09 05:06:40,579 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-09 05:06:40,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:40,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:40,581 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:40,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:06:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:40,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-09 05:06:40,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:40,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:06:40,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:40,711 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-09 05:06:40,711 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 86 treesize of output 83 [2024-11-09 05:06:40,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:40,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-09 05:06:40,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:40,927 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 26 treesize of output 28 [2024-11-09 05:06:41,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:41,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-09 05:06:41,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:41,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2024-11-09 05:06:41,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:41,518 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-09 05:06:41,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 38 [2024-11-09 05:06:41,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:41,662 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-09 05:06:41,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 48 [2024-11-09 05:06:41,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:41,973 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-09 05:06:41,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 51 [2024-11-09 05:06:42,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:06:42,118 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-09 05:06:42,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 51 [2024-11-09 05:06:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:42,300 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:06:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:43,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452060455] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:06:43,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1872850089] [2024-11-09 05:06:43,827 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:06:43,827 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:06:43,827 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:06:43,828 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:06:43,828 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:06:44,359 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:06:45,364 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1228#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_23| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_23|)))' at error location [2024-11-09 05:06:45,365 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:06:45,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:06:45,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 42 [2024-11-09 05:06:45,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42686656] [2024-11-09 05:06:45,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:06:45,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-09 05:06:45,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:45,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-09 05:06:45,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=294, Invalid=2462, Unknown=0, NotChecked=0, Total=2756 [2024-11-09 05:06:45,369 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 42 states, 42 states have (on average 1.8333333333333333) internal successors, (77), 42 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:48,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:48,706 INFO L93 Difference]: Finished difference Result 51 states and 56 transitions. [2024-11-09 05:06:48,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 05:06:48,708 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.8333333333333333) internal successors, (77), 42 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2024-11-09 05:06:48,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:48,708 INFO L225 Difference]: With dead ends: 51 [2024-11-09 05:06:48,708 INFO L226 Difference]: Without dead ends: 47 [2024-11-09 05:06:48,710 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1190 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=348, Invalid=2958, Unknown=0, NotChecked=0, Total=3306 [2024-11-09 05:06:48,714 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 20 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:48,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 50 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-09 05:06:48,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2024-11-09 05:06:48,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 40. [2024-11-09 05:06:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.1538461538461537) internal successors, (45), 39 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2024-11-09 05:06:48,723 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 28 [2024-11-09 05:06:48,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:48,723 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-11-09 05:06:48,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.8333333333333333) internal successors, (77), 42 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2024-11-09 05:06:48,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 05:06:48,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:48,724 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:48,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:06:48,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-09 05:06:48,925 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:48,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:48,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1624891140, now seen corresponding path program 5 times [2024-11-09 05:06:48,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:48,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043520056] [2024-11-09 05:06:48,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:48,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 05:06:49,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:49,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043520056] [2024-11-09 05:06:49,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043520056] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:49,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448949105] [2024-11-09 05:06:49,058 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:06:49,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:49,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:49,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:49,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 05:06:49,170 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-09 05:06:49,171 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:06:49,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:06:49,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 05:06:49,265 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:06:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 05:06:49,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [448949105] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:06:49,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1795568853] [2024-11-09 05:06:49,333 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:06:49,334 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:06:49,334 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:06:49,334 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:06:49,334 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:06:50,575 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:06:51,052 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1564#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_24| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_24|)))' at error location [2024-11-09 05:06:51,052 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:06:51,052 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:06:51,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2024-11-09 05:06:51,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161652105] [2024-11-09 05:06:51,053 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:06:51,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 05:06:51,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:51,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 05:06:51,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=501, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:06:51,055 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 14 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:51,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:51,250 INFO L93 Difference]: Finished difference Result 92 states and 104 transitions. [2024-11-09 05:06:51,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:06:51,250 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 14 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2024-11-09 05:06:51,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:51,251 INFO L225 Difference]: With dead ends: 92 [2024-11-09 05:06:51,251 INFO L226 Difference]: Without dead ends: 51 [2024-11-09 05:06:51,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 71 SyntacticMatches, 5 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=120, Invalid=582, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:06:51,252 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 31 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:51,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 20 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:06:51,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-11-09 05:06:51,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 41. [2024-11-09 05:06:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2024-11-09 05:06:51,262 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 30 [2024-11-09 05:06:51,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:51,262 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2024-11-09 05:06:51,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 14 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2024-11-09 05:06:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 05:06:51,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:51,264 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:51,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-09 05:06:51,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-09 05:06:51,464 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:51,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:51,465 INFO L85 PathProgramCache]: Analyzing trace with hash -480622655, now seen corresponding path program 6 times [2024-11-09 05:06:51,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:51,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192938283] [2024-11-09 05:06:51,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 05:06:51,605 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:51,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192938283] [2024-11-09 05:06:51,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192938283] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:51,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385936087] [2024-11-09 05:06:51,605 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-09 05:06:51,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:51,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:51,607 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:51,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 05:06:51,684 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-09 05:06:51,685 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:06:51,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:06:51,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:51,769 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 05:06:51,770 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:06:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-09 05:06:51,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385936087] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:06:51,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [856057257] [2024-11-09 05:06:51,847 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:06:51,848 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:06:51,848 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:06:51,848 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:06:51,848 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:06:52,277 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:06:52,677 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1969#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_25| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_25|)))' at error location [2024-11-09 05:06:52,677 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:06:52,677 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:06:52,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2024-11-09 05:06:52,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752973207] [2024-11-09 05:06:52,678 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:06:52,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 05:06:52,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:06:52,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 05:06:52,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:06:52,679 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand has 14 states, 14 states have (on average 3.2142857142857144) internal successors, (45), 14 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:52,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:06:52,894 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2024-11-09 05:06:52,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:06:52,895 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.2142857142857144) internal successors, (45), 14 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-09 05:06:52,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:06:52,896 INFO L225 Difference]: With dead ends: 50 [2024-11-09 05:06:52,896 INFO L226 Difference]: Without dead ends: 40 [2024-11-09 05:06:52,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 70 SyntacticMatches, 16 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:06:52,897 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 42 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:06:52,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 15 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:06:52,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-11-09 05:06:52,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 37. [2024-11-09 05:06:52,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2024-11-09 05:06:52,906 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 32 [2024-11-09 05:06:52,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:06:52,907 INFO L471 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2024-11-09 05:06:52,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.2142857142857144) internal successors, (45), 14 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:06:52,907 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2024-11-09 05:06:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 05:06:52,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:06:52,908 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:06:52,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:06:53,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-09 05:06:53,113 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:06:53,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:06:53,113 INFO L85 PathProgramCache]: Analyzing trace with hash -2003718421, now seen corresponding path program 7 times [2024-11-09 05:06:53,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:06:53,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443184874] [2024-11-09 05:06:53,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:06:53,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:06:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:55,667 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:55,667 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:06:55,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443184874] [2024-11-09 05:06:55,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443184874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:06:55,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238271725] [2024-11-09 05:06:55,668 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-09 05:06:55,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:06:55,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:06:55,670 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:06:55,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:06:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:06:55,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-09 05:06:55,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:06:55,785 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 05:06:55,785 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 23 treesize of output 19 [2024-11-09 05:06:55,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:06:55,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-09 05:06:55,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-09 05:06:56,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2024-11-09 05:06:56,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-09 05:06:56,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-09 05:06:56,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2024-11-09 05:06:56,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2024-11-09 05:06:57,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2024-11-09 05:06:57,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 68 [2024-11-09 05:06:57,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-09 05:06:57,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-09 05:06:57,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 71 [2024-11-09 05:06:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:06:58,199 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:07:06,492 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:07:06,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238271725] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:07:06,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1890241866] [2024-11-09 05:07:06,494 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:07:06,494 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:07:06,495 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:07:06,495 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:07:06,495 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:07:06,996 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:07:08,326 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2379#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_28| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_28|)))' at error location [2024-11-09 05:07:08,326 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:07:08,326 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:07:08,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 20, 20] total 57 [2024-11-09 05:07:08,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096998051] [2024-11-09 05:07:08,327 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:07:08,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-11-09 05:07:08,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:08,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-11-09 05:07:08,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=413, Invalid=3747, Unknown=0, NotChecked=0, Total=4160 [2024-11-09 05:07:08,330 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand has 57 states, 57 states have (on average 1.7894736842105263) internal successors, (102), 57 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:37,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:37,621 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2024-11-09 05:07:37,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 05:07:37,622 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 1.7894736842105263) internal successors, (102), 57 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2024-11-09 05:07:37,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:37,623 INFO L225 Difference]: With dead ends: 63 [2024-11-09 05:07:37,623 INFO L226 Difference]: Without dead ends: 59 [2024-11-09 05:07:37,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2018 ImplicationChecksByTransitivity, 26.7s TimeCoverageRelationStatistics Valid=505, Invalid=4750, Unknown=1, NotChecked=0, Total=5256 [2024-11-09 05:07:37,625 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 16 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1133 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 1149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 1133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:37,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 70 Invalid, 1149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 1133 Invalid, 0 Unknown, 0 Unchecked, 13.3s Time] [2024-11-09 05:07:37,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-09 05:07:37,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 50. [2024-11-09 05:07:37,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.1224489795918366) internal successors, (55), 49 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:37,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2024-11-09 05:07:37,643 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 36 [2024-11-09 05:07:37,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:37,643 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2024-11-09 05:07:37,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 1.7894736842105263) internal successors, (102), 57 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:37,644 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2024-11-09 05:07:37,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 05:07:37,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:37,645 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:37,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:07:37,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:07:37,850 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:07:37,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:37,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1632303664, now seen corresponding path program 8 times [2024-11-09 05:07:37,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:37,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034539215] [2024-11-09 05:07:37,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:37,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 05:07:38,075 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:38,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034539215] [2024-11-09 05:07:38,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034539215] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:07:38,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298300416] [2024-11-09 05:07:38,076 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:07:38,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:07:38,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:07:38,078 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:07:38,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 05:07:38,264 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-09 05:07:38,264 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:07:38,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:07:38,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:07:38,439 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 05:07:38,440 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:07:38,571 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 05:07:38,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [298300416] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:07:38,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1439081349] [2024-11-09 05:07:38,573 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:07:38,574 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:07:38,574 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:07:38,574 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:07:38,575 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:07:39,096 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:07:39,624 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2802#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_29| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_29|)))' at error location [2024-11-09 05:07:39,624 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:07:39,625 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:07:39,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2024-11-09 05:07:39,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941572589] [2024-11-09 05:07:39,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:07:39,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-09 05:07:39,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:39,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 05:07:39,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=496, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:07:39,627 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 17 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:39,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:39,934 INFO L93 Difference]: Finished difference Result 112 states and 124 transitions. [2024-11-09 05:07:39,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:07:39,935 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 17 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2024-11-09 05:07:39,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:39,936 INFO L225 Difference]: With dead ends: 112 [2024-11-09 05:07:39,936 INFO L226 Difference]: Without dead ends: 61 [2024-11-09 05:07:39,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 93 SyntacticMatches, 7 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2024-11-09 05:07:39,938 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 49 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:39,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 22 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:07:39,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-09 05:07:39,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 51. [2024-11-09 05:07:39,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.1) internal successors, (55), 50 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:39,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2024-11-09 05:07:39,954 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 38 [2024-11-09 05:07:39,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:39,955 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2024-11-09 05:07:39,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 17 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2024-11-09 05:07:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 05:07:39,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:39,956 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:39,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-09 05:07:40,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-09 05:07:40,161 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:07:40,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:40,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1960583061, now seen corresponding path program 9 times [2024-11-09 05:07:40,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:40,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013799446] [2024-11-09 05:07:40,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:40,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 05:07:40,369 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:40,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013799446] [2024-11-09 05:07:40,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013799446] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:07:40,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009930846] [2024-11-09 05:07:40,369 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-09 05:07:40,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:07:40,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:07:40,372 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:07:40,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-09 05:07:40,478 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-09 05:07:40,479 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:07:40,480 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:07:40,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:07:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 05:07:40,597 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:07:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 05:07:40,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009930846] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:07:40,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [114942251] [2024-11-09 05:07:40,712 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:07:40,712 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:07:40,712 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:07:40,712 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:07:40,712 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:07:41,814 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:07:42,308 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3300#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_30| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_30|)))' at error location [2024-11-09 05:07:42,308 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:07:42,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:07:42,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2024-11-09 05:07:42,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767777856] [2024-11-09 05:07:42,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:07:42,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-09 05:07:42,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:42,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 05:07:42,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=584, Unknown=0, NotChecked=0, Total=702 [2024-11-09 05:07:42,310 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 17 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:42,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:42,722 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2024-11-09 05:07:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:07:42,723 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 17 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2024-11-09 05:07:42,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:42,724 INFO L225 Difference]: With dead ends: 60 [2024-11-09 05:07:42,724 INFO L226 Difference]: Without dead ends: 48 [2024-11-09 05:07:42,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 90 SyntacticMatches, 16 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 581 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=198, Invalid=992, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 05:07:42,726 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 60 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:42,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 15 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:07:42,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2024-11-09 05:07:42,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 45. [2024-11-09 05:07:42,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.0909090909090908) internal successors, (48), 44 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:42,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 48 transitions. [2024-11-09 05:07:42,759 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 48 transitions. Word has length 40 [2024-11-09 05:07:42,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:42,759 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 48 transitions. [2024-11-09 05:07:42,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 17 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:07:42,759 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2024-11-09 05:07:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 05:07:42,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:42,760 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:42,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-09 05:07:42,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:07:42,961 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:07:42,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:42,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1679004863, now seen corresponding path program 10 times [2024-11-09 05:07:42,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:42,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14121488] [2024-11-09 05:07:42,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:42,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:47,354 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:07:47,355 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:47,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14121488] [2024-11-09 05:07:47,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14121488] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:07:47,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352513775] [2024-11-09 05:07:47,355 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-09 05:07:47,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:07:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:07:47,359 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:07:47,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 05:07:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:47,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-09 05:07:47,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:07:47,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-09 05:07:47,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:07:47,643 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 19 treesize of output 18 [2024-11-09 05:07:47,770 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 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-09 05:07:47,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2024-11-09 05:07:48,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2024-11-09 05:07:48,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 51 [2024-11-09 05:07:48,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 51 [2024-11-09 05:07:48,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 51 [2024-11-09 05:07:48,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 51 [2024-11-09 05:07:49,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:49,256 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-09 05:07:49,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 58 [2024-11-09 05:07:49,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:49,401 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-09 05:07:49,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 54 treesize of output 68 [2024-11-09 05:07:49,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:49,589 INFO L349 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2024-11-09 05:07:49,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 8 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 61 treesize of output 78 [2024-11-09 05:07:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:49,796 INFO L349 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2024-11-09 05:07:49,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 8 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 13 case distinctions, treesize of input 68 treesize of output 88 [2024-11-09 05:07:50,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:50,247 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2024-11-09 05:07:50,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 75 treesize of output 91 [2024-11-09 05:07:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:50,465 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2024-11-09 05:07:50,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 75 treesize of output 91 [2024-11-09 05:07:50,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:50,694 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2024-11-09 05:07:50,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 75 treesize of output 91 [2024-11-09 05:07:50,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:07:50,900 INFO L349 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2024-11-09 05:07:50,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 75 treesize of output 91 [2024-11-09 05:07:51,147 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:07:51,147 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:08:20,941 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:08:20,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352513775] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:08:20,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [775938837] [2024-11-09 05:08:20,942 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:08:20,942 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:08:20,943 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:08:20,943 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:08:20,943 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:08:21,345 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:08:28,091 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3803#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_33| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_33|)))' at error location [2024-11-09 05:08:28,091 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:08:28,092 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:08:28,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24, 24] total 68 [2024-11-09 05:08:28,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313007219] [2024-11-09 05:08:28,092 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:08:28,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2024-11-09 05:08:28,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:08:28,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2024-11-09 05:08:28,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=528, Invalid=5634, Unknown=0, NotChecked=0, Total=6162 [2024-11-09 05:08:28,096 INFO L87 Difference]: Start difference. First operand 45 states and 48 transitions. Second operand has 68 states, 68 states have (on average 1.8529411764705883) internal successors, (126), 68 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:09:30,044 WARN L286 SmtUtils]: Spent 8.40s on a formula simplification. DAG size of input: 200 DAG size of output: 201 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:09:33,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:09:39,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:09:49,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:09:53,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:09:57,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:02,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:08,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:09,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:14,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:18,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:21,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:22,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:25,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:27,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:29,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:31,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:10:43,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:43,507 INFO L93 Difference]: Finished difference Result 75 states and 80 transitions. [2024-11-09 05:10:43,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 05:10:43,508 INFO L78 Accepts]: Start accepts. Automaton has has 68 states, 68 states have (on average 1.8529411764705883) internal successors, (126), 68 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2024-11-09 05:10:43,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:43,509 INFO L225 Difference]: With dead ends: 75 [2024-11-09 05:10:43,509 INFO L226 Difference]: Without dead ends: 71 [2024-11-09 05:10:43,511 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 67 SyntacticMatches, 12 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3363 ImplicationChecksByTransitivity, 91.4s TimeCoverageRelationStatistics Valid=602, Invalid=6706, Unknown=2, NotChecked=0, Total=7310 [2024-11-09 05:10:43,512 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 19 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 19 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 1659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:43,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 94 Invalid, 1659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 1634 Invalid, 6 Unknown, 0 Unchecked, 81.7s Time] [2024-11-09 05:10:43,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-09 05:10:43,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 60. [2024-11-09 05:10:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.1016949152542372) internal successors, (65), 59 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:43,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 65 transitions. [2024-11-09 05:10:43,538 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 65 transitions. Word has length 44 [2024-11-09 05:10:43,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:43,539 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 65 transitions. [2024-11-09 05:10:43,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 1.8529411764705883) internal successors, (126), 68 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:43,540 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2024-11-09 05:10:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 05:10:43,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:43,541 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:43,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-09 05:10:43,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-09 05:10:43,746 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:10:43,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:43,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1588279644, now seen corresponding path program 11 times [2024-11-09 05:10:43,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:43,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250149623] [2024-11-09 05:10:43,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:43,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 18 proven. 23 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 05:10:44,094 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:44,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250149623] [2024-11-09 05:10:44,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250149623] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:10:44,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451896242] [2024-11-09 05:10:44,094 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:10:44,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:10:44,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:10:44,096 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:10:44,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 05:10:44,457 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-09 05:10:44,457 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:10:44,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 05:10:44,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:10:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 05:10:44,701 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:10:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-09 05:10:44,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451896242] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:10:44,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1474208015] [2024-11-09 05:10:44,898 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:10:44,898 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:10:44,898 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:10:44,899 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:10:44,899 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:10:45,367 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:10:46,094 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4311#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_34| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_34|)))' at error location [2024-11-09 05:10:46,094 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:10:46,095 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:10:46,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 20 [2024-11-09 05:10:46,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928580442] [2024-11-09 05:10:46,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:10:46,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-09 05:10:46,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:46,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-09 05:10:46,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=781, Unknown=0, NotChecked=0, Total=930 [2024-11-09 05:10:46,097 INFO L87 Difference]: Start difference. First operand 60 states and 65 transitions. Second operand has 20 states, 20 states have (on average 3.2) internal successors, (64), 20 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:46,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:46,569 INFO L93 Difference]: Finished difference Result 132 states and 144 transitions. [2024-11-09 05:10:46,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:10:46,571 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.2) internal successors, (64), 20 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2024-11-09 05:10:46,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:46,572 INFO L225 Difference]: With dead ends: 132 [2024-11-09 05:10:46,572 INFO L226 Difference]: Without dead ends: 71 [2024-11-09 05:10:46,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 111 SyntacticMatches, 9 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=203, Invalid=987, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 05:10:46,575 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 59 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:46,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 18 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 05:10:46,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-09 05:10:46,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 61. [2024-11-09 05:10:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.0833333333333333) internal successors, (65), 60 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 65 transitions. [2024-11-09 05:10:46,601 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 65 transitions. Word has length 46 [2024-11-09 05:10:46,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:46,601 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 65 transitions. [2024-11-09 05:10:46,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.2) internal successors, (64), 20 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2024-11-09 05:10:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 05:10:46,603 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:46,603 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:46,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-09 05:10:46,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-09 05:10:46,804 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:10:46,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:46,804 INFO L85 PathProgramCache]: Analyzing trace with hash 567661417, now seen corresponding path program 12 times [2024-11-09 05:10:46,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:46,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286968793] [2024-11-09 05:10:46,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:46,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 05:10:47,252 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:47,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286968793] [2024-11-09 05:10:47,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286968793] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:10:47,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243254439] [2024-11-09 05:10:47,253 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-09 05:10:47,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:10:47,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:10:47,255 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:10:47,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-09 05:10:47,409 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-09 05:10:47,410 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:10:47,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 05:10:47,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:10:47,613 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 05:10:47,613 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:10:47,805 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-09 05:10:47,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243254439] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:10:47,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [489972553] [2024-11-09 05:10:47,808 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:10:47,808 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:10:47,809 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:10:47,809 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:10:47,809 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:10:48,279 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:10:48,927 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4910#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_35| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_35|)))' at error location [2024-11-09 05:10:48,927 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:10:48,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:10:48,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 20 [2024-11-09 05:10:48,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217468670] [2024-11-09 05:10:48,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:10:48,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-09 05:10:48,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:10:48,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-09 05:10:48,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=726, Unknown=0, NotChecked=0, Total=870 [2024-11-09 05:10:48,929 INFO L87 Difference]: Start difference. First operand 61 states and 65 transitions. Second operand has 20 states, 20 states have (on average 3.05) internal successors, (61), 20 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:49,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:10:49,462 INFO L93 Difference]: Finished difference Result 70 states and 74 transitions. [2024-11-09 05:10:49,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:10:49,463 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.05) internal successors, (61), 20 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2024-11-09 05:10:49,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:10:49,463 INFO L225 Difference]: With dead ends: 70 [2024-11-09 05:10:49,464 INFO L226 Difference]: Without dead ends: 56 [2024-11-09 05:10:49,464 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 109 SyntacticMatches, 20 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 817 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=258, Invalid=1302, Unknown=0, NotChecked=0, Total=1560 [2024-11-09 05:10:49,465 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 60 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:10:49,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 23 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 05:10:49,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-09 05:10:49,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 53. [2024-11-09 05:10:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.0769230769230769) internal successors, (56), 52 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 56 transitions. [2024-11-09 05:10:49,482 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 56 transitions. Word has length 48 [2024-11-09 05:10:49,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:10:49,482 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 56 transitions. [2024-11-09 05:10:49,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.05) internal successors, (61), 20 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:10:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2024-11-09 05:10:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 05:10:49,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:10:49,483 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:10:49,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-09 05:10:49,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-09 05:10:49,684 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:10:49,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:10:49,685 INFO L85 PathProgramCache]: Analyzing trace with hash -31893869, now seen corresponding path program 13 times [2024-11-09 05:10:49,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:10:49,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523597419] [2024-11-09 05:10:49,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:10:49,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:10:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:56,828 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:10:56,829 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:10:56,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523597419] [2024-11-09 05:10:56,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523597419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:10:56,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324020611] [2024-11-09 05:10:56,829 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-09 05:10:56,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:10:56,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:10:56,831 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:10:56,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96f570e-c120-408c-bb9f-5d6c10b0c836/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 05:10:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:10:56,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-11-09 05:10:57,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:10:57,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 05:10:57,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:57,142 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 19 treesize of output 18 [2024-11-09 05:10:57,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:57,294 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 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-09 05:10:57,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:57,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2024-11-09 05:10:57,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:57,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2024-11-09 05:10:57,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:57,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2024-11-09 05:10:58,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:58,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-09 05:10:58,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:58,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-09 05:10:58,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:58,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-09 05:10:59,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:59,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-09 05:10:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:59,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 61 [2024-11-09 05:10:59,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:59,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:10:59,920 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-09 05:10:59,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 68 [2024-11-09 05:11:00,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:00,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:00,205 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-09 05:11:00,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 78 [2024-11-09 05:11:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:00,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:00,506 INFO L349 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2024-11-09 05:11:00,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 11 case distinctions, treesize of input 68 treesize of output 88 [2024-11-09 05:11:00,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:00,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:00,839 INFO L349 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2024-11-09 05:11:00,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 75 treesize of output 98 [2024-11-09 05:11:01,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:01,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:01,190 INFO L349 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2024-11-09 05:11:01,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 12 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 21 case distinctions, treesize of input 82 treesize of output 108 [2024-11-09 05:11:01,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:01,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:01,899 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-09 05:11:01,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 12 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 25 case distinctions, treesize of input 89 treesize of output 111 [2024-11-09 05:11:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:02,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:02,265 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-09 05:11:02,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 12 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 25 case distinctions, treesize of input 89 treesize of output 111 [2024-11-09 05:11:02,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:02,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:02,619 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-09 05:11:02,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 12 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 25 case distinctions, treesize of input 89 treesize of output 111 [2024-11-09 05:11:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:03,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:03,011 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-09 05:11:03,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 12 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 25 case distinctions, treesize of input 89 treesize of output 111 [2024-11-09 05:11:03,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:03,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 05:11:03,466 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-09 05:11:03,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 12 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 25 case distinctions, treesize of input 89 treesize of output 111 [2024-11-09 05:11:03,878 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:11:03,878 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:12:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:12:51,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324020611] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:12:51,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1781172019] [2024-11-09 05:12:51,694 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2024-11-09 05:12:51,694 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:12:51,694 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:12:51,694 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:12:51,694 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:12:52,073 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 05:13:00,853 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5504#(exists ((|v_ULTIMATE.start_main_~#sum~0#1.offset_38| Int)) (<= (+ (* 2 ~N~0) 1) (select (select |#memory_int| |ULTIMATE.start_main_~#sum~0#1.base|) |v_ULTIMATE.start_main_~#sum~0#1.offset_38|)))' at error location [2024-11-09 05:13:00,853 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 05:13:00,854 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:13:00,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 28, 28] total 80 [2024-11-09 05:13:00,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941017883] [2024-11-09 05:13:00,854 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:13:00,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2024-11-09 05:13:00,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:13:00,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2024-11-09 05:13:00,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=605, Invalid=7051, Unknown=0, NotChecked=0, Total=7656 [2024-11-09 05:13:00,858 INFO L87 Difference]: Start difference. First operand 53 states and 56 transitions. Second operand has 80 states, 80 states have (on average 1.875) internal successors, (150), 80 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:13:18,728 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse25 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse58 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse41 (store .cse25 (+ .cse58 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse74 (store .cse41 (+ .cse58 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse90 (store .cse74 (+ .cse58 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse23 (store .cse90 (+ .cse58 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse24 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse15 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse16 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse18 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse14 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse14 .cse15 .cse16 .cse17 .cse18 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse4 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse3 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse0 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse1 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse2 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 .cse1 .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse1 .cse2 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse5))))))))) (+ .cse24 8)) (= (select .cse25 0) 1) (<= 5 c_~N~0) (< (let ((.cse32 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse41))) (let ((.cse34 (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse35 (select .cse32 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse36 (select .cse41 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse40 (select .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse38 (select (select (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse36 .cse40))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse37 (select (select (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse36 .cse38 .cse40))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse39 (select (select (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse36 .cse37 .cse38 .cse40))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse32 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse35 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse36 .cse37 .cse38 .cse39 .cse40))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse36 .cse37 .cse38 .cse39 .cse40)))))))))) (let ((.cse33 (store (store (store (store (store (select .cse34 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse34 |c_ULTIMATE.start_main_~b~0#1.base| .cse33) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse33)) (.cse31 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse29 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse31 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 .cse31 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse30 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse26 .cse29 .cse31 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse26 .cse29 .cse30 .cse31 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29 .cse30 .cse31))))))))) (+ .cse24 2)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.offset|) 0) (= (select .cse25 8) 1) (<= (+ 2 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~#sum~0#1.base|) (= (select .cse25 4) 1) (< (let ((.cse57 (store .cse23 (+ .cse58 16 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse48 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse57))) (let ((.cse50 (store .cse48 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse51 (select .cse48 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse54 (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse55 (select .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse56 (select (select (store .cse48 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse53 (select (select (store .cse48 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse54 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse52 (select (select (store .cse48 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse52 .cse53 .cse54 .cse55 .cse56 (select (select (store .cse48 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse54 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse49 (store (store (store (store (store (select .cse50 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse45 (select (store .cse50 |c_ULTIMATE.start_main_~b~0#1.base| .cse49) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse44 (store .cse48 |c_ULTIMATE.start_main_~b~0#1.base| .cse49)) (.cse43 (select .cse45 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse42 (select (select (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse47 (select (select (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 .cse43 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse46 (select (select (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 .cse43 .cse47 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse42 .cse43 (select (select (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 .cse43 .cse46 .cse47 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse46 .cse47)))))))))) (+ .cse24 10)) (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse25 12) 1) (<= (+ |c_ULTIMATE.start_main_~b~0#1.base| 2) |c_ULTIMATE.start_main_~#sum~0#1.base|) (< (let ((.cse65 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse74))) (let ((.cse67 (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse68 (select .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse69 (select .cse74 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse70 (select .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse73 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse72 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse71 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70 .cse72 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse69 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70 .cse71 .cse72 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse70 .cse71 .cse72 .cse73)))))))))) (let ((.cse66 (store (store (store (store (store (select .cse67 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse62 (select (store .cse67 |c_ULTIMATE.start_main_~b~0#1.base| .cse66) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse61 (store .cse65 |c_ULTIMATE.start_main_~b~0#1.base| .cse66)) (.cse60 (select .cse62 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse59 (select (select (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse60 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse64 (select (select (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 .cse60 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse63 (select (select (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 .cse60 1 .cse64))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse59 .cse60 (select (select (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 .cse60 .cse63 1 .cse64))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse63 .cse64))))))))) (+ .cse24 4)) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (< (let ((.cse81 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse90))) (let ((.cse83 (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse84 (select .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse84 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse86 (select .cse84 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse87 (select .cse90 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse89 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse84 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse88 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse84 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87 .cse89))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse85 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse84 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse86 .cse87 .cse88 .cse89))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse85 (select (select (store .cse81 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse84 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse87 .cse88 .cse89))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse86 .cse87 .cse88 .cse89)))))))))) (let ((.cse82 (store (store (store (store (store (select .cse83 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse76 (select (store .cse83 |c_ULTIMATE.start_main_~b~0#1.base| .cse82) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse75 (store .cse81 |c_ULTIMATE.start_main_~b~0#1.base| .cse82)) (.cse79 (select .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse77 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse78 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse80 (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78 .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse76 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse77 .cse78 .cse79 .cse80 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse77 .cse78 .cse79 .cse80))))))))) (+ .cse24 6)) (= (select .cse25 16) 1))))))) is different from true [2024-11-09 05:13:20,755 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse57 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse23 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse73 (store .cse23 (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse89 (store .cse73 (+ .cse57 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse39 (store .cse89 (+ .cse57 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse40 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse14 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse18 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse16 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse15 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse14 .cse15 .cse16 .cse17 .cse18)))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse2 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse1 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse3 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse4 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse4 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse3 .cse4 .cse5))))))))) (* c_~N~0 2)) (< (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse39))) (let ((.cse32 (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse33 (select .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse35 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse34 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse37 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse34 .cse35 .cse36 .cse37 .cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse31 (store (store (store (store (store (select .cse32 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store .cse30 |c_ULTIMATE.start_main_~b~0#1.base| .cse31)) (.cse29 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse24 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse25 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse24 .cse25 .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse25 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29))))))))) (+ .cse40 8)) (< (let ((.cse56 (store .cse39 (+ .cse57 16 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse47 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse56))) (let ((.cse49 (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse50 (select .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse53 (select .cse56 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse54 (select .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse55 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse52 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse51 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse51 .cse52 .cse53 .cse54 .cse55 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse51 .cse52 .cse53 .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse48 (store (store (store (store (store (select .cse49 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse44 (select (store .cse49 |c_ULTIMATE.start_main_~b~0#1.base| .cse48) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse43 (store .cse47 |c_ULTIMATE.start_main_~b~0#1.base| .cse48)) (.cse42 (select .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse41 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse46 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse45 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse46 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse41 .cse42 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse45 .cse46 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse45 .cse46)))))))))) (+ .cse40 10)) (< (let ((.cse64 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse66 (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse67 (select .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse68 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse69 (select .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse72 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse71 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse70 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse68 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse69 .cse70 .cse71 .cse72)))))))))) (let ((.cse65 (store (store (store (store (store (select .cse66 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse61 (select (store .cse66 |c_ULTIMATE.start_main_~b~0#1.base| .cse65) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse60 (store .cse64 |c_ULTIMATE.start_main_~b~0#1.base| .cse65)) (.cse59 (select .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse58 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse63 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse62 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse58 .cse59 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 .cse62 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse62 .cse63))))))))) (+ .cse40 4)) (< (let ((.cse80 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse89))) (let ((.cse82 (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse83 (select .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse85 (select .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse86 (select .cse89 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse88 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse87 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse84 .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse85 .cse86 .cse87 .cse88)))))))))) (let ((.cse81 (store (store (store (store (store (select .cse82 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse75 (select (store .cse82 |c_ULTIMATE.start_main_~b~0#1.base| .cse81) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse74 (store .cse80 |c_ULTIMATE.start_main_~b~0#1.base| .cse81)) (.cse78 (select .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse76 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse77 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse79 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse76 .cse77 .cse78 .cse79))))))))) (+ .cse40 6)))))))) is different from false [2024-11-09 05:13:22,772 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse57 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse23 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse73 (store .cse23 (+ .cse57 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse89 (store .cse73 (+ .cse57 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse39 (store .cse89 (+ .cse57 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse40 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse14 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse18 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse16 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse15 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse14 .cse15 .cse16 .cse17 .cse18)))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse2 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse1 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse3 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse4 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse4 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse3 .cse4 .cse5))))))))) (* c_~N~0 2)) (< (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse39))) (let ((.cse32 (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse33 (select .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse35 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse34 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse37 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse34 .cse35 .cse36 .cse37 .cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse31 (store (store (store (store (store (select .cse32 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store .cse30 |c_ULTIMATE.start_main_~b~0#1.base| .cse31)) (.cse29 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse24 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse25 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse24 .cse25 .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse25 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29))))))))) (+ .cse40 8)) (< (let ((.cse56 (store .cse39 (+ .cse57 16 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse47 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse56))) (let ((.cse49 (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse50 (select .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse53 (select .cse56 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse54 (select .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse55 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse52 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse51 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse51 .cse52 .cse53 .cse54 .cse55 (select (select (store .cse47 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse50 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse51 .cse52 .cse53 .cse54 .cse55))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse48 (store (store (store (store (store (select .cse49 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse44 (select (store .cse49 |c_ULTIMATE.start_main_~b~0#1.base| .cse48) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse43 (store .cse47 |c_ULTIMATE.start_main_~b~0#1.base| .cse48)) (.cse42 (select .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse41 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse42 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse46 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse45 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse46 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse41 .cse42 (select (select (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse44 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 .cse42 .cse45 .cse46 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse45 .cse46)))))))))) (+ .cse40 10)) (< (let ((.cse64 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse66 (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse67 (select .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse68 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse69 (select .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse72 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse71 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse70 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse68 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse69 .cse70 .cse71 .cse72)))))))))) (let ((.cse65 (store (store (store (store (store (select .cse66 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse61 (select (store .cse66 |c_ULTIMATE.start_main_~b~0#1.base| .cse65) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse60 (store .cse64 |c_ULTIMATE.start_main_~b~0#1.base| .cse65)) (.cse59 (select .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse58 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse63 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse62 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse58 .cse59 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 .cse62 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse62 .cse63))))))))) (+ .cse40 4)) (< (let ((.cse80 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse89))) (let ((.cse82 (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse83 (select .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse85 (select .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse86 (select .cse89 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse88 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse87 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse84 .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse85 .cse86 .cse87 .cse88)))))))))) (let ((.cse81 (store (store (store (store (store (select .cse82 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse75 (select (store .cse82 |c_ULTIMATE.start_main_~b~0#1.base| .cse81) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse74 (store .cse80 |c_ULTIMATE.start_main_~b~0#1.base| .cse81)) (.cse78 (select .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse76 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse77 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse79 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse76 .cse77 .cse78 .cse79))))))))) (+ .cse40 6)))))))) is different from true [2024-11-09 05:13:24,798 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse57 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse25 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse42 (store .cse57 (+ .cse25 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse73 (store .cse42 (+ .cse25 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse24 (store .cse73 (+ .cse25 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse26 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse23 (store .cse24 (+ .cse25 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse15 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse16 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse18 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse14 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse14 .cse15 .cse16 .cse17 .cse18 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse4 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse3 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse0 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse1 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse2 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 .cse1 .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse1 .cse2 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse5)))))))))) (+ .cse26 8)) (< (let ((.cse33 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse42))) (let ((.cse35 (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse36 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse37 (select .cse42 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse41 (select .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse39 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse38 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse39 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse40 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse38 .cse39 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse38 .cse39 .cse40 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse37 .cse38 .cse39 .cse40 .cse41)))))))))) (let ((.cse34 (store (store (store (store (store (select .cse35 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse29 (select (store .cse35 |c_ULTIMATE.start_main_~b~0#1.base| .cse34) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse28 (store .cse33 |c_ULTIMATE.start_main_~b~0#1.base| .cse34)) (.cse32 (select .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse30 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse27 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse31 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse30 .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse27 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse30 .cse31 .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse30 .cse31 .cse32))))))))) (+ .cse26 2)) (< (let ((.cse50 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse51 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse52 (select .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse56 (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse55 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse53 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse54 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse52 .cse53 .cse54 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse54 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse55 .cse56)))))))))) (let ((.cse49 (store (store (store (store (store (select .cse50 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse46 (select (store .cse50 |c_ULTIMATE.start_main_~b~0#1.base| .cse49) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse45 (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| .cse49)) (.cse44 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse43 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse48 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse47 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 .cse48 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse43 .cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 .cse47 .cse48 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse47 .cse48)))))))) (* c_~N~0 2)) (< (let ((.cse64 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse66 (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse67 (select .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse68 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse69 (select .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse72 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse71 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse70 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse68 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse69 .cse70 .cse71 .cse72)))))))))) (let ((.cse65 (store (store (store (store (store (select .cse66 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse61 (select (store .cse66 |c_ULTIMATE.start_main_~b~0#1.base| .cse65) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse60 (store .cse64 |c_ULTIMATE.start_main_~b~0#1.base| .cse65)) (.cse59 (select .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse58 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse63 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse62 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse58 .cse59 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 .cse62 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse62 .cse63))))))))) (+ .cse26 4)) (< (let ((.cse80 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse24))) (let ((.cse82 (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse83 (select .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse85 (select .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse86 (select .cse24 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse88 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse87 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse84 .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse85 .cse86 .cse87 .cse88)))))))))) (let ((.cse81 (store (store (store (store (store (select .cse82 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse75 (select (store .cse82 |c_ULTIMATE.start_main_~b~0#1.base| .cse81) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse74 (store .cse80 |c_ULTIMATE.start_main_~b~0#1.base| .cse81)) (.cse78 (select .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse76 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse77 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse79 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse76 .cse77 .cse78 .cse79))))))))) (+ .cse26 6))))))) is different from false [2024-11-09 05:13:26,812 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse57 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse25 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse42 (store .cse57 (+ .cse25 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse73 (store .cse42 (+ .cse25 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse24 (store .cse73 (+ .cse25 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse26 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse23 (store .cse24 (+ .cse25 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse15 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse16 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse18 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse14 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse14 .cse15 .cse16 .cse17 .cse18 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse4 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse3 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse0 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse1 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse2 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 .cse1 .cse2 (select (select (store .cse3 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse4 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse1 .cse2 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse5)))))))))) (+ .cse26 8)) (< (let ((.cse33 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse42))) (let ((.cse35 (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse36 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse37 (select .cse42 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse41 (select .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse39 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse38 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse39 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse40 (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse38 .cse39 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse36 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse37 .cse38 .cse39 .cse40 .cse41))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse37 .cse38 .cse39 .cse40 .cse41)))))))))) (let ((.cse34 (store (store (store (store (store (select .cse35 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse29 (select (store .cse35 |c_ULTIMATE.start_main_~b~0#1.base| .cse34) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse28 (store .cse33 |c_ULTIMATE.start_main_~b~0#1.base| .cse34)) (.cse32 (select .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse30 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse27 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse30 .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse31 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse30 .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse27 (select (select (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse29 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse27 .cse30 .cse31 .cse32 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse30 .cse31 .cse32))))))))) (+ .cse26 2)) (< (let ((.cse50 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse51 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse52 (select .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse56 (select .cse57 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse55 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse53 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse54 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse52 .cse53 .cse54 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse51 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse52 .cse53 .cse54 .cse55 .cse56))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse55 .cse56)))))))))) (let ((.cse49 (store (store (store (store (store (select .cse50 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse46 (select (store .cse50 |c_ULTIMATE.start_main_~b~0#1.base| .cse49) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse45 (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| .cse49)) (.cse44 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse43 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse48 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse47 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 .cse48 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse43 .cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 .cse47 .cse48 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse47 .cse48)))))))) (* c_~N~0 2)) (< (let ((.cse64 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse73))) (let ((.cse66 (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse67 (select .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse68 (select .cse73 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse69 (select .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse72 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse71 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse70 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse68 (select (select (store .cse64 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse67 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse68 .cse69 .cse70 .cse71 .cse72))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse69 .cse70 .cse71 .cse72)))))))))) (let ((.cse65 (store (store (store (store (store (select .cse66 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse61 (select (store .cse66 |c_ULTIMATE.start_main_~b~0#1.base| .cse65) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse60 (store .cse64 |c_ULTIMATE.start_main_~b~0#1.base| .cse65)) (.cse59 (select .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse58 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse63 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse62 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse58 .cse59 (select (select (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse61 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 .cse62 1 .cse63))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse62 .cse63))))))))) (+ .cse26 4)) (< (let ((.cse80 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse24))) (let ((.cse82 (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse83 (select .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse85 (select .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse86 (select .cse24 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse88 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse87 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse84 (select (select (store .cse80 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse83 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse84 .cse85 .cse86 .cse87 .cse88))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse85 .cse86 .cse87 .cse88)))))))))) (let ((.cse81 (store (store (store (store (store (select .cse82 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse75 (select (store .cse82 |c_ULTIMATE.start_main_~b~0#1.base| .cse81) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse74 (store .cse80 |c_ULTIMATE.start_main_~b~0#1.base| .cse81)) (.cse78 (select .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse76 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse77 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse79 (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse74 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse75 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse76 .cse77 .cse78 .cse79 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse76 .cse77 .cse78 .cse79))))))))) (+ .cse26 6))))))) is different from true [2024-11-09 05:13:29,183 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse41 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse23 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ .cse41 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse58 (store .cse23 (+ .cse41 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse40 (store .cse58 (+ .cse41 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse42 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse14 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse18 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse16 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse15 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse14 .cse15 .cse16 .cse17 .cse18)))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse2 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse1 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse3 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse4 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse4 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse3 .cse4 .cse5))))))))) (* c_~N~0 2)) (< (let ((.cse39 (store .cse40 (+ .cse41 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse39))) (let ((.cse32 (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse33 (select .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse35 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse34 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse37 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse34 .cse35 .cse36 .cse37 .cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse31 (store (store (store (store (store (select .cse32 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store .cse30 |c_ULTIMATE.start_main_~b~0#1.base| .cse31)) (.cse29 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse24 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse25 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse24 .cse25 .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse25 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29)))))))))) (+ .cse42 8)) (< (let ((.cse49 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse58))) (let ((.cse51 (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse52 (select .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse53 (select .cse58 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse54 (select .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse57 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse56 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse57))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse55 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse56 .cse57))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse53 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse55 .cse56 .cse57))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse54 .cse55 .cse56 .cse57)))))))))) (let ((.cse50 (store (store (store (store (store (select .cse51 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse46 (select (store .cse51 |c_ULTIMATE.start_main_~b~0#1.base| .cse50) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse45 (store .cse49 |c_ULTIMATE.start_main_~b~0#1.base| .cse50)) (.cse44 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse43 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse48 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse47 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 1 .cse48))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse43 .cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 .cse47 1 .cse48))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse47 .cse48))))))))) (+ .cse42 4)) (< (let ((.cse65 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse40))) (let ((.cse67 (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse68 (select .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse70 (select .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse71 (select .cse40 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse73 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse70 .cse71))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse72 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse70 .cse71 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse69 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse70 .cse71 .cse72 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse69 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70 .cse71 .cse72 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse70 .cse71 .cse72 .cse73)))))))))) (let ((.cse66 (store (store (store (store (store (select .cse67 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse60 (select (store .cse67 |c_ULTIMATE.start_main_~b~0#1.base| .cse66) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse59 (store .cse65 |c_ULTIMATE.start_main_~b~0#1.base| .cse66)) (.cse63 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse61 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse63 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse62 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse63 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse64 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63 .cse64 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse61 .cse62 .cse63 .cse64))))))))) (+ .cse42 6))))))) is different from false [2024-11-09 05:13:31,195 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse41 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse23 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) (+ .cse41 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse58 (store .cse23 (+ .cse41 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse40 (store .cse58 (+ .cse41 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse42 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse14 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse18 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse16 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse15 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse14 .cse15 .cse16 .cse17 .cse18)))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse2 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse1 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse3 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse4 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse4 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse3 .cse4 .cse5))))))))) (* c_~N~0 2)) (< (let ((.cse39 (store .cse40 (+ .cse41 12 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse30 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse39))) (let ((.cse32 (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse33 (select .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse35 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse36 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse34 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse37 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse34 .cse35 .cse36 .cse37 .cse38 (select (select (store .cse30 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19))))))))))) (let ((.cse31 (store (store (store (store (store (select .cse32 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store .cse30 |c_ULTIMATE.start_main_~b~0#1.base| .cse31)) (.cse29 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse24 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse25 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse24 .cse25 .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse24 .cse25 .cse26 .cse29 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29)))))))))) (+ .cse42 8)) (< (let ((.cse49 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse58))) (let ((.cse51 (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse52 (select .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse53 (select .cse58 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse54 (select .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse57 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse56 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse57))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse55 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse56 .cse57))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse53 (select (select (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse52 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse53 .cse54 .cse55 .cse56 .cse57))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse54 .cse55 .cse56 .cse57)))))))))) (let ((.cse50 (store (store (store (store (store (select .cse51 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse46 (select (store .cse51 |c_ULTIMATE.start_main_~b~0#1.base| .cse50) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse45 (store .cse49 |c_ULTIMATE.start_main_~b~0#1.base| .cse50)) (.cse44 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse43 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse48 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse47 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 1 .cse48))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse43 .cse44 (select (select (store .cse45 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse43 .cse44 .cse47 1 .cse48))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse47 .cse48))))))))) (+ .cse42 4)) (< (let ((.cse65 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse40))) (let ((.cse67 (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse68 (select .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse70 (select .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse71 (select .cse40 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse73 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse70 .cse71))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse72 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse70 .cse71 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse69 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse70 .cse71 .cse72 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse69 (select (select (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse68 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse69 .cse70 .cse71 .cse72 .cse73))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse70 .cse71 .cse72 .cse73)))))))))) (let ((.cse66 (store (store (store (store (store (select .cse67 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse60 (select (store .cse67 |c_ULTIMATE.start_main_~b~0#1.base| .cse66) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse59 (store .cse65 |c_ULTIMATE.start_main_~b~0#1.base| .cse66)) (.cse63 (select .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse61 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse63 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse62 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse63 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse64 (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse59 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse60 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse61 .cse62 .cse63 .cse64 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse61 .cse62 .cse63 .cse64))))))))) (+ .cse42 6))))))) is different from true [2024-11-09 05:13:34,150 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse39 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse72 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse23 (store .cse39 (+ .cse72 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse55 (store .cse23 (+ .cse72 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1)) (.cse24 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse14 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse18 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse16 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse15 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse14 .cse15 .cse16 .cse17 .cse18)))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse2 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse1 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse3 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse4 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse4 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse3 .cse4 .cse5))))))))) (+ .cse24 2)) (< (let ((.cse32 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse33 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse34 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse38 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse37 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse35 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse36 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse34 .cse35 .cse36 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse37 .cse38)))))))))) (let ((.cse31 (store (store (store (store (store (select .cse32 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| .cse31)) (.cse26 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse25 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse26 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse30 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse25 .cse26 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse29 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse25 .cse26 .cse30 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse25 .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse25 .cse26 .cse29 .cse30 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29 .cse30)))))))) (* c_~N~0 2)) (< (let ((.cse46 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse55))) (let ((.cse48 (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse49 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse50 (select .cse55 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse51 (select .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse54 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse53 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse52 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse50 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse52 .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse51 .cse52 .cse53 .cse54)))))))))) (let ((.cse47 (store (store (store (store (store (select .cse48 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse43 (select (store .cse48 |c_ULTIMATE.start_main_~b~0#1.base| .cse47) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse42 (store .cse46 |c_ULTIMATE.start_main_~b~0#1.base| .cse47)) (.cse41 (select .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse40 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse45 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse44 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 1 .cse45))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse40 .cse41 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 .cse44 1 .cse45))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse44 .cse45))))))))) (+ .cse24 4)) (< (let ((.cse71 (store .cse55 (+ .cse72 8 |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (let ((.cse62 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse71))) (let ((.cse64 (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse65 (select .cse62 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse67 (select .cse65 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse68 (select .cse71 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse70 (select (select (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse67 .cse68))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse69 (select (select (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse67 .cse68 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse66 (select (select (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse67 .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse66 (select (select (store .cse62 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse65 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse66 .cse67 .cse68 .cse69 .cse70))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse67 .cse68 .cse69 .cse70)))))))))) (let ((.cse63 (store (store (store (store (store (select .cse64 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse57 (select (store .cse64 |c_ULTIMATE.start_main_~b~0#1.base| .cse63) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse56 (store .cse62 |c_ULTIMATE.start_main_~b~0#1.base| .cse63)) (.cse60 (select .cse57 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse58 (select (select (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse57 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse60 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse59 (select (select (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse57 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse60 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse61 (select (select (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse57 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 .cse60 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ (select (select (store .cse56 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse57 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse58 .cse59 .cse60 .cse61 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse58 .cse59 .cse60 .cse61)))))))))) (+ .cse24 6)))))) is different from true [2024-11-09 05:14:33,133 WARN L286 SmtUtils]: Spent 28.52s on a formula simplification. DAG size of input: 146 DAG size of output: 146 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:17:09,106 WARN L286 SmtUtils]: Spent 1.32m on a formula simplification. DAG size of input: 214 DAG size of output: 215 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:17:12,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:14,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:23,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:25,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:27,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:30,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:34,667 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse39 (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse56 (* |c_ULTIMATE.start_main_~i~0#1| 4))) (let ((.cse9 (+ 4 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse8 (+ 8 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse7 (+ 12 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse6 (+ 16 |c_ULTIMATE.start_main_~b~0#1.offset|)) (.cse19 (+ 16 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse20 (+ 12 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse21 (+ 8 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse22 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse23 (store .cse39 (+ .cse56 |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse24 (* 2 |c_ULTIMATE.start_main_~i~0#1|))) (and (< (let ((.cse10 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse23))) (let ((.cse12 (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse13 (select .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse14 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse18 (select .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse16 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse15 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse17 (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ (select (select (store .cse10 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse13 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse14 .cse15 .cse16 .cse17 .cse18))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse14 .cse15 .cse16 .cse17 .cse18)))))))))) (let ((.cse11 (store (store (store (store (store (select .cse12 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse2 (select (store .cse12 |c_ULTIMATE.start_main_~b~0#1.base| .cse11) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse1 (store .cse10 |c_ULTIMATE.start_main_~b~0#1.base| .cse11)) (.cse5 (select .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse3 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse4 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse2 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse0 .cse3 .cse4 .cse5 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse3 .cse4 .cse5))))))))) (+ .cse24 2)) (< (let ((.cse32 (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse33 (select |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse34 (select .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset|)) (.cse38 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|))) (let ((.cse37 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse35 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse36 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse34 .cse35 .cse36 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse33 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse34 .cse35 .cse36 .cse37 .cse38))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse37 .cse38)))))))))) (let ((.cse31 (store (store (store (store (store (select .cse32 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse28 (select (store .cse32 |c_ULTIMATE.start_main_~b~0#1.base| .cse31) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse27 (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| .cse31)) (.cse26 (select .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse25 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse26 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse30 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse25 .cse26 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse29 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse25 .cse26 .cse30 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse25 .cse26 (select (select (store .cse27 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse28 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse25 .cse26 .cse29 .cse30 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse29 .cse30)))))))) (* c_~N~0 2)) (< (let ((.cse55 (store .cse23 (+ .cse56 |c_ULTIMATE.start_main_~a~0#1.offset| 4) 1))) (let ((.cse46 (store |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base| .cse55))) (let ((.cse48 (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (let ((.cse49 (select .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base|))) (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (let ((.cse50 (select .cse55 |c_ULTIMATE.start_main_~a~0#1.offset|)) (.cse51 (select .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse54 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse22))) (let ((.cse53 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse21))) (let ((.cse52 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse20))) (+ .cse50 (select (select (store .cse46 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse49 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse50 .cse51 .cse52 .cse53 .cse54))) |c_ULTIMATE.start_main_~a~0#1.base|) .cse19) .cse51 .cse52 .cse53 .cse54)))))))))) (let ((.cse47 (store (store (store (store (store (select .cse48 |c_ULTIMATE.start_main_~b~0#1.base|) |c_ULTIMATE.start_main_~b~0#1.offset| 1) .cse9 1) .cse8 1) .cse7 1) .cse6 1))) (let ((.cse43 (select (store .cse48 |c_ULTIMATE.start_main_~b~0#1.base| .cse47) |c_ULTIMATE.start_main_~#sum~0#1.base|))) (let ((.cse42 (store .cse46 |c_ULTIMATE.start_main_~b~0#1.base| .cse47)) (.cse41 (select .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset|))) (let ((.cse40 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse41 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse9))) (let ((.cse45 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 1))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse8))) (let ((.cse44 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 1 .cse45))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse7))) (+ .cse40 .cse41 (select (select (store .cse42 |c_ULTIMATE.start_main_~#sum~0#1.base| (store .cse43 |c_ULTIMATE.start_main_~#sum~0#1.offset| (+ .cse40 .cse41 .cse44 1 .cse45))) |c_ULTIMATE.start_main_~b~0#1.base|) .cse6) .cse44 .cse45)))))))))) (+ .cse24 4))))) is different from true [2024-11-09 05:17:37,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:29,804 WARN L286 SmtUtils]: Spent 10.61s on a formula simplification. DAG size of input: 151 DAG size of output: 152 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:18:31,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:36,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:37,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:37,325 WARN L286 SmtUtils]: Spent 28.97s on a formula simplification. DAG size of input: 148 DAG size of output: 148 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:19:45,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:49,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:53,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:19:55,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []