./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_array_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 0d1c98d3f3f6048edf6fc6a4bde9d45bc6c20f873b6422e14aa69ea72b3ec195 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 02:02:40,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 02:02:40,754 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-08 02:02:40,757 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 02:02:40,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 02:02:40,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 02:02:40,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 02:02:40,775 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 02:02:40,775 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 02:02:40,776 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 02:02:40,776 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 02:02:40,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 02:02:40,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 02:02:40,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 02:02:40,776 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 02:02:40,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 02:02:40,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 02:02:40,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 02:02:40,777 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 02:02:40,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 02:02:40,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 02:02:40,778 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 02:02:40,778 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 -> 0d1c98d3f3f6048edf6fc6a4bde9d45bc6c20f873b6422e14aa69ea72b3ec195 [2025-02-08 02:02:40,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 02:02:40,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 02:02:40,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 02:02:40,961 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 02:02:40,961 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 02:02:40,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2025-02-08 02:02:42,101 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c1f2d411e/bbdbe0a7c80e413a985ffaee18dac541/FLAG5770aea65 [2025-02-08 02:02:42,600 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 02:02:42,601 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2025-02-08 02:02:42,637 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c1f2d411e/bbdbe0a7c80e413a985ffaee18dac541/FLAG5770aea65 [2025-02-08 02:02:42,678 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c1f2d411e/bbdbe0a7c80e413a985ffaee18dac541 [2025-02-08 02:02:42,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 02:02:42,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 02:02:42,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 02:02:42,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 02:02:42,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 02:02:42,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:02:42" (1/1) ... [2025-02-08 02:02:42,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50236b6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:42, skipping insertion in model container [2025-02-08 02:02:42,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:02:42" (1/1) ... [2025-02-08 02:02:42,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 02:02:42,937 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_negated.i[4499,4512] [2025-02-08 02:02:42,946 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_negated.i[4559,4572] [2025-02-08 02:02:43,493 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,494 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,494 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,495 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,495 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,503 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,504 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,505 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,505 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,892 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,892 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:43,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 02:02:43,968 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 02:02:43,977 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_negated.i[4499,4512] [2025-02-08 02:02:43,979 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_negated.i[4559,4572] [2025-02-08 02:02:44,011 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,011 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,016 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,016 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,017 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,017 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-02-08 02:02:44,174 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,174 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 02:02:44,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-02-08 02:02:44,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 02:02:44,376 INFO L204 MainTranslator]: Completed translation [2025-02-08 02:02:44,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44 WrapperNode [2025-02-08 02:02:44,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 02:02:44,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 02:02:44,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 02:02:44,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 02:02:44,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,466 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2025-02-08 02:02:44,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 02:02:44,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 02:02:44,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 02:02:44,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 02:02:44,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,484 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,543 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 13, 257, 238, 2, 5]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 0, 6, 0, 5]. The 494 writes are split as follows [0, 4, 257, 232, 1, 0]. [2025-02-08 02:02:44,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,569 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 02:02:44,589 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 02:02:44,589 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 02:02:44,589 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 02:02:44,589 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (1/1) ... [2025-02-08 02:02:44,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 02:02:44,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 02:02:44,615 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 02:02:44,623 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 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-02-08 02:02:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-08 02:02:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-02-08 02:02:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 02:02:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-08 02:02:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 02:02:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 02:02:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 02:02:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 02:02:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-08 02:02:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-08 02:02:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-08 02:02:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 02:02:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 02:02:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-08 02:02:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-08 02:02:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-02-08 02:02:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-02-08 02:02:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-08 02:02:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-08 02:02:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-08 02:02:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-08 02:02:44,646 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-08 02:02:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-08 02:02:44,647 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-02-08 02:02:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 02:02:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 02:02:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 02:02:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 02:02:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 02:02:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-08 02:02:44,912 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 02:02:44,914 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 02:02:44,955 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-08 02:02:44,995 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 02:02:44,996 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-02-08 02:02:44,998 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-08 02:02:45,015 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 02:02:45,028 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-08 02:02:45,032 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: havoc #t~ret569.base, #t~ret569.offset; [2025-02-08 02:02:45,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953-1: assume false; [2025-02-08 02:02:45,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953-1: assume !false; [2025-02-08 02:02:45,257 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc #t~ret59#1; [2025-02-08 02:02:51,881 INFO L? ?]: Removed 149 outVars from TransFormulas that were not future-live. [2025-02-08 02:02:51,881 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 02:02:51,892 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 02:02:51,892 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 02:02:51,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:02:51 BoogieIcfgContainer [2025-02-08 02:02:51,893 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 02:02:51,894 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 02:02:51,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 02:02:51,897 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 02:02:51,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 02:02:42" (1/3) ... [2025-02-08 02:02:51,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45798ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 02:02:51, skipping insertion in model container [2025-02-08 02:02:51,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:02:44" (2/3) ... [2025-02-08 02:02:51,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45798ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 02:02:51, skipping insertion in model container [2025-02-08 02:02:51,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:02:51" (3/3) ... [2025-02-08 02:02:51,899 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness_negated.i [2025-02-08 02:02:51,910 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 02:02:51,911 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_string_new_from_array_harness_negated.i that has 22 procedures, 156 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2025-02-08 02:02:51,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 02:02:51,956 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;@25c3c3e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 02:02:51,956 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 02:02:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 79 states have (on average 1.1898734177215189) internal successors, (94), 81 states have internal predecessors, (94), 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) [2025-02-08 02:02:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-02-08 02:02:51,964 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 02:02:51,965 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] [2025-02-08 02:02:51,965 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-08 02:02:51,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 02:02:51,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1929769102, now seen corresponding path program 1 times [2025-02-08 02:02:51,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 02:02:51,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566604910] [2025-02-08 02:02:51,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 02:02:51,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 02:03:59,268 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-02-08 02:03:59,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-02-08 02:03:59,725 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 02:03:59,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 02:04:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2025-02-08 02:04:00,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 02:04:00,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566604910] [2025-02-08 02:04:00,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566604910] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 02:04:00,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688917217] [2025-02-08 02:04:00,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 02:04:00,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 02:04:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 02:04:00,350 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 02:04:00,353 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