./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d 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_c_str_harness_negated.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 a5910cea77a565141d916d1fcbedfa046ab56f15dda6ed8f11c344bfa9c73fe2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 02:02:54,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 02:02:54,542 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-08 02:02:54,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 02:02:54,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 02:02:54,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 02:02:54,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 02:02:54,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 02:02:54,570 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 02:02:54,570 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 02:02:54,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 02:02:54,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 02:02:54,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 02:02:54,571 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 02:02:54,571 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 02:02:54,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 02:02:54,572 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 02:02:54,572 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 02:02:54,573 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 02:02:54,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 02:02:54,573 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 02:02:54,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 02:02:54,573 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 02:02:54,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 02:02:54,573 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 02:02:54,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 02:02:54,574 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 02:02:54,574 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 02:02:54,574 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 02:02:54,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 02:02:54,574 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 -> a5910cea77a565141d916d1fcbedfa046ab56f15dda6ed8f11c344bfa9c73fe2 [2025-02-08 02:02:54,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 02:02:54,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 02:02:54,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 02:02:54,808 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 02:02:54,808 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 02:02:54,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i [2025-02-08 02:02:55,935 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0ea4de2ae/1d29e007695e42cbadba3effd587e01a/FLAG987e5ed4c [2025-02-08 02:02:56,365 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 02:02:56,366 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i [2025-02-08 02:02:56,395 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0ea4de2ae/1d29e007695e42cbadba3effd587e01a/FLAG987e5ed4c [2025-02-08 02:02:56,409 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0ea4de2ae/1d29e007695e42cbadba3effd587e01a [2025-02-08 02:02:56,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 02:02:56,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 02:02:56,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 02:02:56,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 02:02:56,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 02:02:56,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:02:56" (1/1) ... [2025-02-08 02:02:56,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19248e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:56, skipping insertion in model container [2025-02-08 02:02:56,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:02:56" (1/1) ... [2025-02-08 02:02:56,477 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 02:02:56,643 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_c_str_harness_negated.i[4499,4512] [2025-02-08 02:02:56,647 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_c_str_harness_negated.i[4559,4572] [2025-02-08 02:02:57,057 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,057 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,058 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,058 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,059 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,068 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,068 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,069 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,070 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,513 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,513 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 02:02:57,628 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 02:02:57,638 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_c_str_harness_negated.i[4499,4512] [2025-02-08 02:02:57,643 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_c_str_harness_negated.i[4559,4572] [2025-02-08 02:02:57,681 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,682 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,683 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,683 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,683 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,688 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,689 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,689 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,689 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-02-08 02:02:57,848 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,848 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:57,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-02-08 02:02:57,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 02:02:58,049 INFO L204 MainTranslator]: Completed translation [2025-02-08 02:02:58,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58 WrapperNode [2025-02-08 02:02:58,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 02:02:58,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 02:02:58,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 02:02:58,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 02:02:58,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,143 INFO L138 Inliner]: procedures = 679, calls = 2728, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 815 [2025-02-08 02:02:58,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 02:02:58,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 02:02:58,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 02:02:58,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 02:02:58,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,156 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,203 INFO L175 MemorySlicer]: Split 518 memory accesses to 6 slices as follows [2, 257, 238, 5, 2, 14]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 5, 0, 0]. The 494 writes are split as follows [0, 257, 232, 0, 1, 4]. [2025-02-08 02:02:58,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,251 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 02:02:58,286 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 02:02:58,286 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 02:02:58,286 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 02:02:58,287 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (1/1) ... [2025-02-08 02:02:58,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 02:02:58,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 02:02:58,323 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) [2025-02-08 02:02:58,330 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 [2025-02-08 02:02:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-02-08 02:02:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-02-08 02:02:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 02:02:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-08 02:02:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-02-08 02:02:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-02-08 02:02:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-02-08 02:02:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-08 02:02:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-08 02:02:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-08 02:02:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-08 02:02:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-08 02:02:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-08 02:02:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-08 02:02:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-08 02:02:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-08 02:02:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-08 02:02:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-08 02:02:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-08 02:02:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 02:02:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-08 02:02:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-08 02:02:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 02:02:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-02-08 02:02:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-02-08 02:02:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 02:02:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 02:02:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 02:02:58,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2025-02-08 02:02:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-08 02:02:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-02-08 02:02:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-08 02:02:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 02:02:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-08 02:02:58,630 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 02:02:58,632 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 02:02:58,679 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-08 02:02:58,722 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6244: havoc #t~mem472;havoc #t~short473;havoc #t~mem474;havoc #t~mem475;havoc #t~short476; [2025-02-08 02:02:58,723 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-08 02:02:58,739 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-02-08 02:02:58,758 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-08 02:02:58,763 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: havoc #t~ret569.base, #t~ret569.offset; [2025-02-08 02:02:58,792 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953-1: assume false; [2025-02-08 02:02:58,793 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953-1: assume !false; [2025-02-08 02:02:58,966 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc #t~ret59#1; [2025-02-08 02:03:05,522 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8929: havoc aws_string_new_from_c_str_#t~nondet1217#1;havoc aws_string_new_from_c_str_#t~ret1218#1;havoc aws_string_new_from_c_str_#t~ret1219#1.base, aws_string_new_from_c_str_#t~ret1219#1.offset; [2025-02-08 02:03:05,706 INFO L? ?]: Removed 163 outVars from TransFormulas that were not future-live. [2025-02-08 02:03:05,706 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 02:03:05,716 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 02:03:05,717 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 02:03:05,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:03:05 BoogieIcfgContainer [2025-02-08 02:03:05,718 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 02:03:05,719 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 02:03:05,719 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 02:03:05,723 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 02:03:05,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 02:02:56" (1/3) ... [2025-02-08 02:03:05,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3def64ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 02:03:05, skipping insertion in model container [2025-02-08 02:03:05,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:58" (2/3) ... [2025-02-08 02:03:05,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3def64ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 02:03:05, skipping insertion in model container [2025-02-08 02:03:05,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:03:05" (3/3) ... [2025-02-08 02:03:05,727 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_c_str_harness_negated.i [2025-02-08 02:03:05,736 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 02:03:05,737 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_string_new_from_c_str_harness_negated.i that has 21 procedures, 157 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2025-02-08 02:03:05,779 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 02:03:05,787 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;@3f9446ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 02:03:05,790 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 02:03:05,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 132 states, 80 states have (on average 1.1875) internal successors, (95), 82 states have internal predecessors, (95), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-02-08 02:03:05,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-02-08 02:03:05,802 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 02:03:05,802 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2025-02-08 02:03:05,803 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-08 02:03:05,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 02:03:05,806 INFO L85 PathProgramCache]: Analyzing trace with hash 484934622, now seen corresponding path program 1 times [2025-02-08 02:03:05,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 02:03:05,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636558202] [2025-02-08 02:03:05,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 02:03:05,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 02:04:12,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-02-08 02:04:13,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-02-08 02:04:13,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 02:04:13,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 02:04:14,110 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2025-02-08 02:04:14,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 02:04:14,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636558202] [2025-02-08 02:04:14,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636558202] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 02:04:14,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206151792] [2025-02-08 02:04:14,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 02:04:14,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 02:04:14,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 02:04:14,118 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) [2025-02-08 02:04:14,119 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