./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:33:23,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:33:23,295 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:33:23,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:33:23,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:33:23,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:33:23,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:33:23,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:33:23,346 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:33:23,346 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:33:23,346 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:33:23,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:33:23,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:33:23,347 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:33:23,348 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:33:23,348 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:33:23,348 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:33:23,348 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:33:23,348 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:33:23,349 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:33:23,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:33:23,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:33:23,351 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:33:23,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:33:23,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:33:23,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:33:23,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:33:23,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:33:23,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:33:23,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:33:23,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:33:23,355 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:33:23,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:33:23,355 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:33:23,355 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:33:23,356 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:33:23,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:33:23,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:33:23,356 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:33:23,357 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:33:23,357 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac848265e1daab3ca0f2905a3d0d6fdafaee38399ca7123ad8517babc999ef80 [2024-11-10 23:33:23,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:33:23,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:33:23,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:33:23,589 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:33:23,589 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:33:23,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2024-11-10 23:33:24,874 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:33:25,176 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:33:25,177 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test6-1.i [2024-11-10 23:33:25,202 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/380d4fe96/805546c6102949d4940d9e1531b6defe/FLAG8e11d2101 [2024-11-10 23:33:25,220 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/380d4fe96/805546c6102949d4940d9e1531b6defe [2024-11-10 23:33:25,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:33:25,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:33:25,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:33:25,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:33:25,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:33:25,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:25,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a0e16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25, skipping insertion in model container [2024-11-10 23:33:25,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:25,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:33:25,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:33:25,803 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:33:25,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:33:25,944 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:33:25,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25 WrapperNode [2024-11-10 23:33:25,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:33:25,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:33:25,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:33:25,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:33:25,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:25,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,046 INFO L138 Inliner]: procedures = 282, calls = 300, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 1577 [2024-11-10 23:33:26,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:33:26,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:33:26,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:33:26,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:33:26,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,076 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,185 INFO L175 MemorySlicer]: Split 274 memory accesses to 4 slices as follows [2, 17, 34, 221]. 81 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 10, 0, 0]. The 57 writes are split as follows [0, 3, 4, 50]. [2024-11-10 23:33:26,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,229 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:33:26,262 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:33:26,262 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:33:26,262 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:33:26,263 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (1/1) ... [2024-11-10 23:33:26,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:33:26,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:33:26,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 23:33:26,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-10 23:33:26,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-10 23:33:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-10 23:33:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-10 23:33:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-10 23:33:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-10 23:33:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-10 23:33:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-10 23:33:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-10 23:33:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 23:33:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-10 23:33:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-10 23:33:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-10 23:33:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-10 23:33:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 23:33:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 23:33:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 23:33:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 23:33:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 23:33:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 23:33:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 23:33:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 23:33:26,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:33:26,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:33:26,558 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:33:26,560 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:33:27,730 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L969: havoc alt_memcmp_#t~nondet36#1; [2024-11-10 23:33:27,730 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L979: havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; [2024-11-10 23:33:27,730 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987: call ULTIMATE.dealloc(main_~#i~0#1.base, main_~#i~0#1.offset);havoc main_~#i~0#1.base, main_~#i~0#1.offset; [2024-11-10 23:33:27,731 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L955: havoc alt_malloc_#t~malloc32#1.base, alt_malloc_#t~malloc32#1.offset; [2024-11-10 23:33:27,731 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L955-3: havoc alt_malloc_#t~malloc32#1.base, alt_malloc_#t~malloc32#1.offset; [2024-11-10 23:33:27,731 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L955-6: havoc alt_malloc_#t~malloc32#1.base, alt_malloc_#t~malloc32#1.offset; [2024-11-10 23:33:27,826 INFO L? ?]: Removed 433 outVars from TransFormulas that were not future-live. [2024-11-10 23:33:27,827 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:33:27,876 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:33:27,876 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-10 23:33:27,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:33:27 BoogieIcfgContainer [2024-11-10 23:33:27,876 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:33:27,877 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:33:27,877 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:33:27,885 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:33:27,885 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:33:27,885 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:33:25" (1/3) ... [2024-11-10 23:33:27,886 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d60758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:33:27, skipping insertion in model container [2024-11-10 23:33:27,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:33:27,886 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:33:25" (2/3) ... [2024-11-10 23:33:27,886 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d60758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:33:27, skipping insertion in model container [2024-11-10 23:33:27,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:33:27,887 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:33:27" (3/3) ... [2024-11-10 23:33:27,888 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_OAT_test6-1.i [2024-11-10 23:33:27,939 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:33:27,939 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:33:27,939 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:33:27,940 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:33:27,940 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:33:27,940 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:33:27,940 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:33:27,940 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:33:27,945 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 460 states, 455 states have (on average 1.5846153846153845) internal successors, (721), 455 states have internal predecessors, (721), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-10 23:33:27,991 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 436 [2024-11-10 23:33:27,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:33:27,992 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:33:27,999 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 23:33:27,999 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:33:27,999 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:33:28,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 460 states, 455 states have (on average 1.5846153846153845) internal successors, (721), 455 states have internal predecessors, (721), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-10 23:33:28,012 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 436 [2024-11-10 23:33:28,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:33:28,012 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:33:28,012 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 23:33:28,013 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:33:28,017 INFO L745 eck$LassoCheckResult]: Stem: 450#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;call write~init~int#1(0, ~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 4 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 8 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 12 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 16 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 20 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 24 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 28 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 32 + ~#alt_malloc_sizes~0.offset, 4);call write~init~int#1(0, ~#alt_malloc_sizes~0.base, 36 + ~#alt_malloc_sizes~0.offset, 4);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 21#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem40#1, main_#t~ret41#1.base, main_#t~ret41#1.offset, main_#t~mem42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~mem46#1, main_#t~mem45#1, main_#t~mem47#1, main_#t~mem48#1, main_#t~mem50#1, main_#t~mem49#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem54#1, main_#t~mem53#1, main_#t~mem55#1, main_#t~mem56#1, main_#t~bitwise57#1, main_#t~bitwise58#1, main_#t~bitwise59#1, main_#t~bitwise60#1, main_#t~bitwise61#1, main_#t~bitwise62#1, main_#t~bitwise63#1, main_#t~bitwise64#1, main_#t~bitwise65#1, main_#t~switch66#1, main_#t~mem67#1, main_#t~mem68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~bitwise78#1, main_#t~bitwise79#1, main_#t~bitwise80#1, main_#t~bitwise81#1, main_#t~bitwise82#1, main_#t~bitwise83#1, main_#t~bitwise84#1, main_#t~bitwise85#1, main_#t~bitwise86#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret87#1.base, main_#t~ret87#1.offset, main_#t~mem88#1.base, main_#t~mem88#1.offset, main_#t~mem89#1.base, main_#t~mem89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~ret95#1.base, main_#t~ret95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~mem97#1.base, main_#t~mem97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1.base, main_#t~mem108#1.offset, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1, main_#t~post112#1, main_#t~mem113#1.base, main_#t~mem113#1.offset, main_#t~mem114#1, main_#t~bitwise115#1, main_#t~mem116#1.base, main_#t~mem116#1.offset, main_#t~mem117#1.base, main_#t~mem117#1.offset, main_#t~mem118#1, main_#t~post119#1, main_#t~mem120#1.base, main_#t~mem120#1.offset, main_#t~mem121#1.base, main_#t~mem121#1.offset, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem124#1, main_#t~mem123#1, main_#t~mem125#1.base, main_#t~mem125#1.offset, main_#t~mem126#1, main_#t~short127#1, main_#t~mem128#1.base, main_#t~mem128#1.offset, main_#t~mem129#1, main_#t~ret130#1.base, main_#t~ret130#1.offset, main_#t~mem131#1.base, main_#t~mem131#1.offset, main_#t~mem132#1, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem137#1, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~bitwise138#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem142#1, main_#t~mem140#1.base, main_#t~mem140#1.offset, main_#t~mem141#1, main_#t~bitwise143#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1.base, main_#t~mem145#1.offset, main_#t~mem146#1, main_#t~mem147#1.base, main_#t~mem147#1.offset, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem149#1.base, main_#t~mem149#1.offset, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem153#1, main_#t~mem151#1.base, main_#t~mem151#1.offset, main_#t~mem152#1, main_#t~bitwise154#1, main_#t~mem155#1, main_#t~pre156#1, main_#t~mem157#1.base, main_#t~mem157#1.offset, main_#t~mem158#1, main_#t~mem159#1.base, main_#t~mem159#1.offset, main_#t~mem160#1, main_#t~post161#1, main_#t~mem165#1, main_#t~mem163#1, main_#t~mem162#1.base, main_#t~mem162#1.offset, main_#t~mem164#1, main_#t~mem166#1, main_#t~post167#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem169#1.base, main_#t~mem169#1.offset, main_#t~mem170#1.base, main_#t~mem170#1.offset, main_#t~post171#1, main_#t~mem172#1.base, main_#t~mem172#1.offset, main_#t~mem173#1.base, main_#t~mem173#1.offset, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~mem177#1, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1, main_#t~post180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1.base, main_#t~mem182#1.offset, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem186#1, main_#t~mem184#1.base, main_#t~mem184#1.offset, main_#t~mem185#1, main_#t~ite189#1, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~mem192#1.base, main_#t~mem192#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~_he_new_buckets~0#1.base, main_~_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem193#1, main_#t~post194#1, main_#t~mem195#1, main_#t~mem197#1, main_#t~mem196#1, main_#t~mem198#1, main_#t~mem199#1, main_#t~mem201#1, main_#t~mem200#1, main_#t~mem202#1, main_#t~mem203#1, main_#t~mem205#1, main_#t~mem204#1, main_#t~mem206#1, main_#t~mem207#1, main_#t~bitwise208#1, main_#t~bitwise209#1, main_#t~bitwise210#1, main_#t~bitwise211#1, main_#t~bitwise212#1, main_#t~bitwise213#1, main_#t~bitwise214#1, main_#t~bitwise215#1, main_#t~bitwise216#1, main_#t~switch217#1, main_#t~mem218#1, main_#t~mem219#1, main_#t~mem220#1, main_#t~mem221#1, main_#t~mem222#1, main_#t~mem223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~bitwise229#1, main_#t~bitwise230#1, main_#t~bitwise231#1, main_#t~bitwise232#1, main_#t~bitwise233#1, main_#t~bitwise234#1, main_#t~bitwise235#1, main_#t~bitwise236#1, main_#t~bitwise237#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem238#1.base, main_#t~mem238#1.offset, main_#t~mem239#1, main_#t~bitwise240#1, main_#t~mem241#1.base, main_#t~mem241#1.offset, main_#t~mem242#1.base, main_#t~mem242#1.offset, main_#t~mem243#1.base, main_#t~mem243#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1.base, main_#t~mem245#1.offset, main_#t~mem246#1.base, main_#t~mem246#1.offset, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1, main_#t~mem249#1, main_#t~mem250#1, main_#t~short251#1, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~ret253#1, main_#t~mem254#1.base, main_#t~mem254#1.offset, main_#t~mem255#1.base, main_#t~mem255#1.offset, main_#t~mem256#1.base, main_#t~mem256#1.offset, main_#t~mem257#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~mem259#1.base, main_#t~mem259#1.offset, main_#t~short260#1, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1.base, main_#t~mem263#1.offset, main_#t~mem264#1, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~mem266#1.base, main_#t~mem266#1.offset, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1.base, main_#t~mem270#1.offset, main_#t~mem271#1, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1.base, main_#t~mem277#1.offset, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem285#1, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1, main_#t~bitwise286#1, main_#t~mem287#1.base, main_#t~mem287#1.offset, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem289#1, main_#t~post290#1, main_#t~mem291#1.base, main_#t~mem291#1.offset, main_#t~mem292#1.base, main_#t~mem292#1.offset, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1.base, main_#t~mem295#1.offset, main_#t~mem296#1.base, main_#t~mem296#1.offset, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1, main_#t~post301#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem302#1, main_#t~post303#1, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int#2(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 362#L989true [2024-11-10 23:33:28,018 INFO L747 eck$LassoCheckResult]: Loop: 362#L989true assume true;call main_#t~mem40#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 36#L989-2true assume !!(main_#t~mem40#1 < 10);havoc main_#t~mem40#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 86#L979-1true assume true;main_#t~ret41#1.base, main_#t~ret41#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret41#1.base, main_#t~ret41#1.offset;havoc main_#t~ret41#1.base, main_#t~ret41#1.offset; 9#L991true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 441#L994true call main_#t~mem42#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(main_#t~mem42#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem42#1;call main_#t~mem43#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem44#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int#3(main_#t~mem43#1 * main_#t~mem44#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem43#1;havoc main_#t~mem44#1; 213#L996true assume !true; 209#L989-1true call main_#t~mem193#1 := read~int#2(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post194#1 := main_#t~mem193#1;call write~int#2(1 + main_#t~post194#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem193#1;havoc main_#t~post194#1; 362#L989true [2024-11-10 23:33:28,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:33:28,024 INFO L85 PathProgramCache]: Analyzing trace with hash 26752, now seen corresponding path program 1 times [2024-11-10 23:33:28,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:33:28,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789178298] [2024-11-10 23:33:28,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:33:28,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:33:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:33:28,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:33:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:33:28,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:33:28,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:33:28,198 INFO L85 PathProgramCache]: Analyzing trace with hash -605965834, now seen corresponding path program 1 times [2024-11-10 23:33:28,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:33:28,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490302434] [2024-11-10 23:33:28,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:33:28,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:33:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:33:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:33:28,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:33:28,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490302434] [2024-11-10 23:33:28,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490302434] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:33:28,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:33:28,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 23:33:28,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946613069] [2024-11-10 23:33:28,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:33:28,258 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:33:28,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:33:28,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 23:33:28,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 23:33:28,290 INFO L87 Difference]: Start difference. First operand has 460 states, 455 states have (on average 1.5846153846153845) internal successors, (721), 455 states have internal predecessors, (721), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-10 23:33:28,384 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineFinite(BuchiAutomatonCegarLoop.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineFinite(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineFiniteInternal(AbstractBuchiCegarLoop.java:469) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:398) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 23:33:28,389 INFO L158 Benchmark]: Toolchain (without parser) took 3163.37ms. Allocated memory was 174.1MB in the beginning and 230.7MB in the end (delta: 56.6MB). Free memory was 141.1MB in the beginning and 111.5MB in the end (delta: 29.6MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. [2024-11-10 23:33:28,389 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:33:28,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 704.99ms. Allocated memory is still 174.1MB. Free memory was 145.1MB in the beginning and 99.8MB in the end (delta: 45.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-10 23:33:28,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.98ms. Allocated memory is still 174.1MB. Free memory was 99.8MB in the beginning and 89.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-10 23:33:28,390 INFO L158 Benchmark]: Boogie Preprocessor took 212.50ms. Allocated memory is still 174.1MB. Free memory was 89.8MB in the beginning and 125.5MB in the end (delta: -35.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-10 23:33:28,390 INFO L158 Benchmark]: IcfgBuilder took 1614.53ms. Allocated memory was 174.1MB in the beginning and 230.7MB in the end (delta: 56.6MB). Free memory was 125.4MB in the beginning and 147.1MB in the end (delta: -21.7MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2024-11-10 23:33:28,391 INFO L158 Benchmark]: BuchiAutomizer took 510.19ms. Allocated memory is still 230.7MB. Free memory was 147.1MB in the beginning and 111.5MB in the end (delta: 35.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-10 23:33:28,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 704.99ms. Allocated memory is still 174.1MB. Free memory was 145.1MB in the beginning and 99.8MB in the end (delta: 45.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.98ms. Allocated memory is still 174.1MB. Free memory was 99.8MB in the beginning and 89.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 212.50ms. Allocated memory is still 174.1MB. Free memory was 89.8MB in the beginning and 125.5MB in the end (delta: -35.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * IcfgBuilder took 1614.53ms. Allocated memory was 174.1MB in the beginning and 230.7MB in the end (delta: 56.6MB). Free memory was 125.4MB in the beginning and 147.1MB in the end (delta: -21.7MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 510.19ms. Allocated memory is still 230.7MB. Free memory was 147.1MB in the beginning and 111.5MB in the end (delta: 35.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 23:33:28,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null