./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 c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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-?-c00e63d-m [2025-02-06 05:27:27,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:27:27,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:27:27,391 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:27:27,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:27:27,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:27:27,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:27:27,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:27:27,407 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:27:27,407 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:27:27,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:27:27,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:27:27,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:27:27,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:27:27,407 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:27:27,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:27:27,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:27:27,408 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:27:27,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:27:27,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:27:27,410 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:27:27,411 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:27:27,411 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:27:27,411 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-jdk21/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 [2025-02-06 05:27:27,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:27:27,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:27:27,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:27:27,659 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:27:27,659 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:27:27,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i [2025-02-06 05:27:28,800 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d3be92104/20aaf41bab2f4461921db23110c3cd17/FLAGb337b1a6b [2025-02-06 05:27:29,235 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:27:29,236 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i [2025-02-06 05:27:29,259 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d3be92104/20aaf41bab2f4461921db23110c3cd17/FLAGb337b1a6b [2025-02-06 05:27:29,370 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d3be92104/20aaf41bab2f4461921db23110c3cd17 [2025-02-06 05:27:29,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:27:29,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:27:29,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:27:29,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:27:29,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:27:29,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:27:29" (1/1) ... [2025-02-06 05:27:29,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399d6d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:29, skipping insertion in model container [2025-02-06 05:27:29,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:27:29" (1/1) ... [2025-02-06 05:27:29,471 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:27:29,673 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i[4499,4512] [2025-02-06 05:27:29,680 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i[4559,4572] [2025-02-06 05:27:30,162 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,164 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,172 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,173 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,174 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,175 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,574 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,575 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:27:30,708 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:27:30,717 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i[4499,4512] [2025-02-06 05:27:30,717 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness.i[4559,4572] [2025-02-06 05:27:30,751 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,751 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,752 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,753 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,753 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,759 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,759 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,760 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,760 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-02-06 05:27:30,851 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,852 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:30,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2025-02-06 05:27:30,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:27:31,033 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:27:31,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31 WrapperNode [2025-02-06 05:27:31,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:27:31,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:27:31,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:27:31,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:27:31,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,175 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2025-02-06 05:27:31,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:27:31,176 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:27:31,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:27:31,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:27:31,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,190 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,245 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 257, 238, 13, 5, 2]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 5, 0]. The 494 writes are split as follows [0, 257, 232, 4, 0, 1]. [2025-02-06 05:27:31,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,278 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:27:31,303 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:27:31,303 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:27:31,303 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:27:31,304 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (1/1) ... [2025-02-06 05:27:31,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:27:31,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:27:31,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 05:27:31,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-02-06 05:27:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 05:27:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-02-06 05:27:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 05:27:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:27:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:27:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:27:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:27:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:27:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:27:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-06 05:27:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-06 05:27:31,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 05:27:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-02-06 05:27:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-02-06 05:27:31,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2025-02-06 05:27:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-06 05:27:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-02-06 05:27:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-06 05:27:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:27:31,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 05:27:31,618 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:27:31,619 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:27:31,650 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-06 05:27:31,700 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6256: havoc #t~mem472;havoc #t~short473;havoc #t~mem474;havoc #t~mem475;havoc #t~short476; [2025-02-06 05:27:31,703 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-02-06 05:27:31,704 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-06 05:27:31,717 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-02-06 05:27:31,732 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 05:27:31,736 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: havoc #t~ret569.base, #t~ret569.offset; [2025-02-06 05:27:31,806 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8985-1: assume false; [2025-02-06 05:27:31,806 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8985-1: assume !false; [2025-02-06 05:27:32,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc #t~ret59#1; [2025-02-06 05:27:38,466 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2025-02-06 05:27:38,466 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:27:38,477 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:27:38,477 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:27:38,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:27:38 BoogieIcfgContainer [2025-02-06 05:27:38,478 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:27:38,479 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:27:38,479 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:27:38,483 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:27:38,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:27:29" (1/3) ... [2025-02-06 05:27:38,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ddb8d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:27:38, skipping insertion in model container [2025-02-06 05:27:38,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:31" (2/3) ... [2025-02-06 05:27:38,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ddb8d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:27:38, skipping insertion in model container [2025-02-06 05:27:38,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:27:38" (3/3) ... [2025-02-06 05:27:38,484 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness.i [2025-02-06 05:27:38,495 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:27:38,496 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_string_new_from_array_harness.i that has 22 procedures, 159 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2025-02-06 05:27:38,538 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:27:38,545 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;@7eda2f86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:27:38,545 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:27:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 83 states have (on average 1.180722891566265) internal successors, (98), 84 states have internal predecessors, (98), 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) [2025-02-06 05:27:38,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-02-06 05:27:38,554 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:27:38,554 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] [2025-02-06 05:27:38,554 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:27:38,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:27:38,558 INFO L85 PathProgramCache]: Analyzing trace with hash 2108305118, now seen corresponding path program 1 times [2025-02-06 05:27:38,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:27:38,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908396785] [2025-02-06 05:27:38,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:27:38,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:28:46,998 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-02-06 05:28:47,418 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-02-06 05:28:47,419 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:28:47,419 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:28:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2025-02-06 05:28:48,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:28:48,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908396785] [2025-02-06 05:28:48,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908396785] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:28:48,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564822357] [2025-02-06 05:28:48,046 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:28:48,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:28:48,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:28:48,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:28:48,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process