./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.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.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 364b54724e976c015f9881f66521e5c6d863e13e3a8324ac15c0186b650523fa --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:23:24,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:23:24,657 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:23:24,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:23:24,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:23:24,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:23:24,689 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:23:24,690 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:23:24,690 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:23:24,691 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:23:24,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:23:24,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:23:24,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:23:24,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:23:24,693 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:23:24,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:23:24,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:23:24,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:23:24,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:23:24,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:23:24,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:23:24,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:23:24,696 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:23:24,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:23:24,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:23:24,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:23:24,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:23:24,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:23:24,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:23:24,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:23:24,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:23:24,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:23:24,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:23:24,700 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:23:24,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:23:24,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:23:24,701 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:23:24,701 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:23:24,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:23:24,702 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 364b54724e976c015f9881f66521e5c6d863e13e3a8324ac15c0186b650523fa [2024-11-09 03:23:24,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:23:24,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:23:24,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:23:24,983 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:23:24,984 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:23:24,985 INFO L431 ainManager$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.i [2024-11-09 03:23:26,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:23:26,997 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:23:26,999 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i [2024-11-09 03:23:27,044 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ebc4ce87/98d094f213ae4191a346f7a73e8b72b7/FLAG07eecbdd8 [2024-11-09 03:23:27,062 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ebc4ce87/98d094f213ae4191a346f7a73e8b72b7 [2024-11-09 03:23:27,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:23:27,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:23:27,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:23:27,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:23:27,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:23:27,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:23:27" (1/1) ... [2024-11-09 03:23:27,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685ab635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:27, skipping insertion in model container [2024-11-09 03:23:27,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:23:27" (1/1) ... [2024-11-09 03:23:27,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:23:27,561 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.i[4499,4512] [2024-11-09 03:23:27,574 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.i[4559,4572] [2024-11-09 03:23:28,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,236 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,238 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,251 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,251 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,253 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,254 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:28,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:23:28,940 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:23:28,961 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.i[4499,4512] [2024-11-09 03:23:28,961 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.i[4559,4572] [2024-11-09 03:23:29,021 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,022 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,022 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,022 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,023 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,032 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-09 03:23:29,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:23:29,258 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-09 03:23:29,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:23:29,575 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:23:29,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29 WrapperNode [2024-11-09 03:23:29,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:23:29,577 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:23:29,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:23:29,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:23:29,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,817 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2024-11-09 03:23:29,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:23:29,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:23:29,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:23:29,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:23:29,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,845 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,934 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 257, 2, 238, 5, 13]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 0, 6, 5, 0]. The 494 writes are split as follows [0, 257, 1, 232, 0, 4]. [2024-11-09 03:23:29,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:29,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:30,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:30,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:30,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:23:30,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:23:30,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:23:30,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:23:30,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (1/1) ... [2024-11-09 03:23:30,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:23:30,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:23:30,069 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 03:23:30,072 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 03:23:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-09 03:23:30,129 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-09 03:23:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:23:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:23:30,130 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:23:30,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-09 03:23:30,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-09 03:23:30,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-09 03:23:30,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-09 03:23:30,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-09 03:23:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-09 03:23:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-09 03:23:30,132 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-09 03:23:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:23:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:23:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:23:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:23:30,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:23:30,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:23:30,135 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:23:30,136 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:23:30,136 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:23:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:23:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:23:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-09 03:23:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:23:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:23:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:23:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:23:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-09 03:23:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:23:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:23:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:23:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:23:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:23:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:23:30,142 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-09 03:23:30,142 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-09 03:23:30,142 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:23:30,142 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:23:30,143 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-09 03:23:30,143 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-09 03:23:30,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:23:30,143 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-09 03:23:30,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-09 03:23:30,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:23:30,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:23:30,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:23:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:23:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:23:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:23:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-11-09 03:23:30,145 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-11-09 03:23:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:23:30,145 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:23:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-09 03:23:30,145 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-09 03:23:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:23:30,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:23:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-09 03:23:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:23:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:23:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:23:30,566 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:23:30,571 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:23:30,813 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-09 03:23:39,448 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2024-11-09 03:23:39,448 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:23:39,462 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:23:39,462 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 03:23:39,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:23:39 BoogieIcfgContainer [2024-11-09 03:23:39,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:23:39,466 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:23:39,466 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:23:39,471 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:23:39,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:23:27" (1/3) ... [2024-11-09 03:23:39,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b569a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:23:39, skipping insertion in model container [2024-11-09 03:23:39,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:23:29" (2/3) ... [2024-11-09 03:23:39,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b569a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:23:39, skipping insertion in model container [2024-11-09 03:23:39,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:23:39" (3/3) ... [2024-11-09 03:23:39,476 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness.i [2024-11-09 03:23:39,492 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:23:39,492 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:23:39,570 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:23:39,581 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;@2323d78f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:23:39,581 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:23:39,587 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 03:23:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-09 03:23:39,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:23:39,598 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 03:23:39,600 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:23:39,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:23:39,605 INFO L85 PathProgramCache]: Analyzing trace with hash 42078484, now seen corresponding path program 1 times [2024-11-09 03:23:39,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:23:39,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389287458] [2024-11-09 03:23:39,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:23:39,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:24:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:24:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 03:24:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:24:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:24:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-09 03:24:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-09 03:24:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 03:24:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 03:24:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:24:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:24:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:58,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:24:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:59,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:24:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:24:59,027 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 03:24:59,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:24:59,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389287458] [2024-11-09 03:24:59,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389287458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:24:59,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:24:59,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:24:59,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381626149] [2024-11-09 03:24:59,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:24:59,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:24:59,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:24:59,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:24:59,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:24:59,071 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 03:25:03,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []