./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d1c98d3f3f6048edf6fc6a4bde9d45bc6c20f873b6422e14aa69ea72b3ec195 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:23:31,558 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:23:31,626 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:23:31,641 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:23:31,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:23:31,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:23:31,660 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:23:31,660 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:23:31,661 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:23:31,661 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:23:31,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:23:31,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:23:31,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:23:31,666 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:23:31,666 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:23:31,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:23:31,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:23:31,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:23:31,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:23:31,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:23:31,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:23:31,671 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:23:31,671 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:23:31,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:23:31,672 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:23:31,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:23:31,672 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:23:31,672 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:23:31,672 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:23:31,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:23:31,673 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:23:31,673 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:23:31,674 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:23:31,674 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d1c98d3f3f6048edf6fc6a4bde9d45bc6c20f873b6422e14aa69ea72b3ec195 [2024-11-09 03:23:31,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:23:31,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:23:31,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:23:31,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:23:31,912 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:23:31,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2024-11-09 03:23:33,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:23:33,605 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:23:33,606 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2024-11-09 03:23:33,637 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d8a8fc60/a7dc5823e2c34845a023e018e3ea98a1/FLAGb5c42e351 [2024-11-09 03:23:33,649 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d8a8fc60/a7dc5823e2c34845a023e018e3ea98a1 [2024-11-09 03:23:33,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:23:33,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:23:33,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:23:33,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:23:33,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:23:33,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:23:33" (1/1) ... [2024-11-09 03:23:33,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a2a320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:33, skipping insertion in model container [2024-11-09 03:23:33,659 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:23:33" (1/1) ... [2024-11-09 03:23:33,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:23:33,998 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4499,4512] [2024-11-09 03:23:34,007 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4559,4572] [2024-11-09 03:23:34,712 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,772 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:34,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,272 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,273 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:23:35,404 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:23:35,423 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4499,4512] [2024-11-09 03:23:35,424 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4559,4572] [2024-11-09 03:23:35,453 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,467 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,468 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-09 03:23:35,580 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:35,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-09 03:23:35,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:23:35,818 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:23:35,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35 WrapperNode [2024-11-09 03:23:35,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:23:35,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:23:35,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:23:35,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:23:35,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:35,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:35,982 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2024-11-09 03:23:35,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:23:35,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:23:35,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:23:35,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:23:35,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:35,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,004 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,067 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 257, 238, 2, 13, 5]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 0, 5]. The 494 writes are split as follows [0, 257, 232, 1, 4, 0]. [2024-11-09 03:23:36,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:23:36,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:23:36,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:23:36,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:23:36,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (1/1) ... [2024-11-09 03:23:36,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:23:36,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:23:36,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 03:23:36,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 03:23:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-09 03:23:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:23:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-09 03:23:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:23:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:23:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:23:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:23:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:23:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:23:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:23:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:23:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:23:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:23:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:23:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:23:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:23:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:23:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-09 03:23:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-09 03:23:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:23:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:23:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:23:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:23:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:23:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:23:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:23:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:23:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-09 03:23:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-09 03:23:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:23:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:23:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:23:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:23:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-09 03:23:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-09 03:23:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:23:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-09 03:23:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-09 03:23:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:23:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-11-09 03:23:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:23:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-09 03:23:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:23:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-09 03:23:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:23:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:23:36,491 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:23:36,493 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:23:36,701 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-09 03:23:44,052 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2024-11-09 03:23:44,053 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:23:44,067 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:23:44,067 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 03:23:44,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:23:44 BoogieIcfgContainer [2024-11-09 03:23:44,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:23:44,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:23:44,069 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:23:44,073 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:23:44,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:23:33" (1/3) ... [2024-11-09 03:23:44,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dacb41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:23:44, skipping insertion in model container [2024-11-09 03:23:44,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:35" (2/3) ... [2024-11-09 03:23:44,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dacb41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:23:44, skipping insertion in model container [2024-11-09 03:23:44,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:23:44" (3/3) ... [2024-11-09 03:23:44,077 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness_negated.i [2024-11-09 03:23:44,089 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:23:44,089 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:23:44,147 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:23:44,152 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@18ee93b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:23:44,153 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:23:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 83 states have (on average 1.1686746987951808) internal successors, (97), 83 states have internal predecessors, (97), 33 states have call successors, (33), 16 states have call predecessors, (33), 16 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 03:23:44,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-09 03:23:44,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:23:44,165 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:23:44,166 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:23:44,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:23:44,170 INFO L85 PathProgramCache]: Analyzing trace with hash 42078484, now seen corresponding path program 1 times [2024-11-09 03:23:44,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:23:44,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580472933] [2024-11-09 03:23:44,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:23:44,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:25:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 03:25:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:25:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:25:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-09 03:25:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-09 03:25:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:02,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 03:25:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:03,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 03:25:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:03,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:25:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:03,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:25:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:03,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:25:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:03,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:25:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:03,293 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-09 03:25:03,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:03,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580472933] [2024-11-09 03:25:03,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580472933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:25:03,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:25:03,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:25:03,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525731436] [2024-11-09 03:25:03,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:25:03,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:25:03,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:25:03,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:25:03,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:25:03,328 INFO L87 Difference]: Start difference. First operand has 133 states, 83 states have (on average 1.1686746987951808) internal successors, (97), 83 states have internal predecessors, (97), 33 states have call successors, (33), 16 states have call predecessors, (33), 16 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-09 03:25:07,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:25:11,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:25:16,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []