./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 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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 0.3.0-?-798a7b3-m [2025-03-04 03:08:36,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 03:08:36,431 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 03:08:36,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 03:08:36,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 03:08:36,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 03:08:36,456 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 03:08:36,457 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 03:08:36,457 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 03:08:36,457 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 03:08:36,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 03:08:36,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 03:08:36,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 03:08:36,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 03:08:36,459 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 03:08:36,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 03:08:36,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 03:08:36,460 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 [2025-03-04 03:08:36,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 03:08:36,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 03:08:36,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 03:08:36,729 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 03:08:36,729 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 03:08:36,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i [2025-03-04 03:08:37,964 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa9802312/15f59bbb41e8485bb13aea11fe42f63f/FLAG6faba53f9 [2025-03-04 03:08:38,389 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 03:08:38,390 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i [2025-03-04 03:08:38,418 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa9802312/15f59bbb41e8485bb13aea11fe42f63f/FLAG6faba53f9 [2025-03-04 03:08:38,428 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa9802312/15f59bbb41e8485bb13aea11fe42f63f [2025-03-04 03:08:38,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 03:08:38,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 03:08:38,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 03:08:38,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 03:08:38,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 03:08:38,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:08:38" (1/1) ... [2025-03-04 03:08:38,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7182902e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:38, skipping insertion in model container [2025-03-04 03:08:38,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:08:38" (1/1) ... [2025-03-04 03:08:38,524 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 03:08:38,734 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] [2025-03-04 03:08:38,742 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] [2025-03-04 03:08:39,220 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,221 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,221 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,222 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,222 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,231 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,233 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,234 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,234 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,652 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,652 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 03:08:39,767 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 03:08:39,778 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] [2025-03-04 03:08:39,782 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] [2025-03-04 03:08:39,819 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,819 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,820 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,820 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,820 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,829 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,830 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,830 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,831 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-03-04 03:08:39,957 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,958 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:08:39,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2025-03-04 03:08:39,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 03:08:40,147 INFO L204 MainTranslator]: Completed translation [2025-03-04 03:08:40,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40 WrapperNode [2025-03-04 03:08:40,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 03:08:40,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 03:08:40,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 03:08:40,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 03:08:40,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,256 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2025-03-04 03:08:40,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 03:08:40,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 03:08:40,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 03:08:40,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 03:08:40,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,271 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,327 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]. [2025-03-04 03:08:40,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,358 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,360 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 03:08:40,381 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 03:08:40,381 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 03:08:40,381 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 03:08:40,381 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (1/1) ... [2025-03-04 03:08:40,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 03:08:40,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:08:40,409 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) [2025-03-04 03:08:40,414 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 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-03-04 03:08:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-04 03:08:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-03-04 03:08:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 03:08:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 03:08:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 03:08:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-04 03:08:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-03-04 03:08:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-04 03:08:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 03:08:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-03-04 03:08:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-03-04 03:08:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 03:08:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2025-03-04 03:08:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-03-04 03:08:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-03-04 03:08:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-04 03:08:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 03:08:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 03:08:40,705 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 03:08:40,706 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 03:08:40,736 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-04 03:08:40,778 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6256: havoc #t~mem472;havoc #t~short473;havoc #t~mem474;havoc #t~mem475;havoc #t~short476; [2025-03-04 03:08:40,784 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-03-04 03:08:40,786 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-04 03:08:40,805 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-04 03:08:40,824 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-04 03:08:40,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: havoc #t~ret569.base, #t~ret569.offset; [2025-03-04 03:08:40,887 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8985-1: assume false; [2025-03-04 03:08:40,887 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8985-1: assume !false; [2025-03-04 03:08:41,093 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc #t~ret59#1; [2025-03-04 03:08:48,120 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2025-03-04 03:08:48,121 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 03:08:48,128 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 03:08:48,128 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 03:08:48,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:08:48 BoogieIcfgContainer [2025-03-04 03:08:48,128 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 03:08:48,132 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 03:08:48,133 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 03:08:48,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 03:08:48,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 03:08:38" (1/3) ... [2025-03-04 03:08:48,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513700c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 03:08:48, skipping insertion in model container [2025-03-04 03:08:48,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:08:40" (2/3) ... [2025-03-04 03:08:48,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513700c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 03:08:48, skipping insertion in model container [2025-03-04 03:08:48,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:08:48" (3/3) ... [2025-03-04 03:08:48,141 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness.i [2025-03-04 03:08:48,155 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 03:08:48,156 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_string_new_from_array_harness.i that has 22 procedures, 158 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2025-03-04 03:08:48,198 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 03:08:48,210 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;@3c7e735, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 03:08:48,210 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 03:08:48,214 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) [2025-03-04 03:08:48,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-03-04 03:08:48,221 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:08:48,221 INFO L218 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] [2025-03-04 03:08:48,221 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:08:48,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:08:48,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1766258301, now seen corresponding path program 1 times [2025-03-04 03:08:48,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:08:48,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727056969] [2025-03-04 03:08:48,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:08:48,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:09:55,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-03-04 03:09:56,158 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-03-04 03:09:56,158 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:09:56,158 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:09:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2025-03-04 03:09:56,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:09:56,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727056969] [2025-03-04 03:09:56,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727056969] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 03:09:56,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198265555] [2025-03-04 03:09:56,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:09:56,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:09:56,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:09:56,794 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 03:09:56,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process