./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 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_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-?-c00e63d-m [2025-02-06 05:27:30,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:27:30,916 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:27:30,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:27:30,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:27:30,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:27:30,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:27:30,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:27:30,943 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:27:30,943 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:27:30,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:27:30,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:27:30,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:27:30,944 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:27:30,944 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:27:30,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:27:30,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:27:30,945 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:27:30,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:27:30,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:27:30,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:27:30,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:27:30,946 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:27:30,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:27:30,946 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:27:30,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:27:30,947 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:27:30,947 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:27:30,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:27:30,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:27:30,947 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 [2025-02-06 05:27:31,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:27:31,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:27:31,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:27:31,199 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:27:31,199 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:27:31,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2025-02-06 05:27:32,412 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f9c6a2bea/38c7e080b5204b9ab36069faa35c94b5/FLAG25b3c665e [2025-02-06 05:27:32,936 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:27:32,940 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2025-02-06 05:27:32,974 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f9c6a2bea/38c7e080b5204b9ab36069faa35c94b5/FLAG25b3c665e [2025-02-06 05:27:32,994 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f9c6a2bea/38c7e080b5204b9ab36069faa35c94b5 [2025-02-06 05:27:32,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:27:32,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:27:32,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:27:32,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:27:33,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:27:33,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:27:32" (1/1) ... [2025-02-06 05:27:33,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5580dc07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:33, skipping insertion in model container [2025-02-06 05:27:33,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:27:32" (1/1) ... [2025-02-06 05:27:33,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:27:33,291 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] [2025-02-06 05:27:33,299 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] [2025-02-06 05:27:34,417 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,417 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,418 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,418 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,419 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,428 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,428 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,430 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:34,430 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,094 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,094 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:27:35,255 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:27:35,270 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] [2025-02-06 05:27:35,270 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] [2025-02-06 05:27:35,317 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,317 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,317 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,318 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,318 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,325 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,328 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,329 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,330 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-02-06 05:27:35,419 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,420 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:27:35,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-02-06 05:27:35,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:27:35,620 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:27:35,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35 WrapperNode [2025-02-06 05:27:35,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:27:35,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:27:35,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:27:35,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:27:35,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,754 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2025-02-06 05:27:35,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:27:35,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:27:35,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:27:35,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:27:35,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,774 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,829 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 257, 238, 2, 5, 13]. 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, 1, 0, 4]. [2025-02-06 05:27:35,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,871 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:27:35,911 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:27:35,912 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:27:35,912 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:27:35,913 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (1/1) ... [2025-02-06 05:27:35,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:27:35,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:27:35,941 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 05:27:35,946 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 05:27:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-02-06 05:27:35,962 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-02-06 05:27:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:27:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 05:27:35,962 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 05:27:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-02-06 05:27:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-02-06 05:27:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-02-06 05:27:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-02-06 05:27:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-02-06 05:27:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-02-06 05:27:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-02-06 05:27:35,963 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-02-06 05:27:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 05:27:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:27:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:27:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:27:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:27:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 05:27:35,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 05:27:35,966 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-02-06 05:27:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-02-06 05:27:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2025-02-06 05:27:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-06 05:27:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-02-06 05:27:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-06 05:27:35,967 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 05:27:35,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:27:35,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:27:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:27:35,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 05:27:36,229 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:27:36,231 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:27:36,262 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-06 05:27:36,312 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6244: havoc #t~mem472;havoc #t~short473;havoc #t~mem474;havoc #t~mem475;havoc #t~short476; [2025-02-06 05:27:36,314 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-02-06 05:27:36,315 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-06 05:27:36,329 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-02-06 05:27:36,342 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 05:27:36,346 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: havoc #t~ret569.base, #t~ret569.offset; [2025-02-06 05:27:36,406 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953-1: assume false; [2025-02-06 05:27:36,406 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953-1: assume !false; [2025-02-06 05:27:36,625 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc #t~ret59#1; [2025-02-06 05:27:43,405 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2025-02-06 05:27:43,406 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:27:43,418 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:27:43,418 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:27:43,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:27:43 BoogieIcfgContainer [2025-02-06 05:27:43,419 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:27:43,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:27:43,421 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:27:43,424 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:27:43,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:27:32" (1/3) ... [2025-02-06 05:27:43,424 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7686176a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:27:43, skipping insertion in model container [2025-02-06 05:27:43,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:27:35" (2/3) ... [2025-02-06 05:27:43,425 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7686176a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:27:43, skipping insertion in model container [2025-02-06 05:27:43,425 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:27:43" (3/3) ... [2025-02-06 05:27:43,426 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness_negated.i [2025-02-06 05:27:43,436 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:27:43,437 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_string_new_from_array_harness_negated.i that has 22 procedures, 159 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2025-02-06 05:27:43,481 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:27:43,488 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;@cf68794, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:27:43,488 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:27:43,491 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 05:27:43,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-02-06 05:27:43,496 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:27:43,496 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 05:27:43,497 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:27:43,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:27:43,500 INFO L85 PathProgramCache]: Analyzing trace with hash 2108305118, now seen corresponding path program 1 times [2025-02-06 05:27:43,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:27:43,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119840398] [2025-02-06 05:27:43,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:27:43,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:28:48,981 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-02-06 05:28:49,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-02-06 05:28:49,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:28:49,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:28:50,166 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 05:28:50,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:28:50,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119840398] [2025-02-06 05:28:50,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119840398] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:28:50,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625415321] [2025-02-06 05:28:50,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:28:50,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:28:50,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:28:50,170 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 05:28:50,172 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