./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 551b0097 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-?-551b009-m [2025-01-09 17:32:43,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:32:43,738 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:32:43,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:32:43,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:32:43,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:32:43,769 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:32:43,769 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:32:43,769 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:32:43,770 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:32:43,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:32:43,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:32:43,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:32:43,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:32:43,771 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:32:43,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:32:43,771 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:32:43,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:32:43,772 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:32:43,772 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:32:43,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:32:43,773 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:32:43,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:32:43,773 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:32:43,773 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:32:43,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:32:43,773 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:32:43,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:32:43,774 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:32:43,775 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 [2025-01-09 17:32:44,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:32:44,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:32:44,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:32:44,023 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:32:44,024 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:32:44,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2025-01-09 17:32:45,186 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1217b0946/f71c874c908a49cdbe26235eac0ab1b0/FLAG74532e6a4 [2025-01-09 17:32:45,606 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:32:45,608 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2025-01-09 17:32:45,636 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1217b0946/f71c874c908a49cdbe26235eac0ab1b0/FLAG74532e6a4 [2025-01-09 17:32:45,646 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1217b0946/f71c874c908a49cdbe26235eac0ab1b0 [2025-01-09 17:32:45,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:32:45,648 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:32:45,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:32:45,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:32:45,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:32:45,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:32:45" (1/1) ... [2025-01-09 17:32:45,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eefc02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:45, skipping insertion in model container [2025-01-09 17:32:45,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:32:45" (1/1) ... [2025-01-09 17:32:45,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:32:45,888 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] [2025-01-09 17:32:45,895 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] [2025-01-09 17:32:46,394 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,395 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,395 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,396 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,396 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,405 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,405 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,406 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,407 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,846 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,846 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:46,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:32:46,978 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:32:46,989 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] [2025-01-09 17:32:46,993 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] [2025-01-09 17:32:47,031 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,035 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,035 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,035 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,036 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,039 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,039 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,040 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,040 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-01-09 17:32:47,153 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,153 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:32:47,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-01-09 17:32:47,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:32:47,336 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:32:47,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47 WrapperNode [2025-01-09 17:32:47,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:32:47,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:32:47,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:32:47,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:32:47,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,447 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2025-01-09 17:32:47,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:32:47,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:32:47,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:32:47,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:32:47,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,469 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,534 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 257, 238, 13, 5, 2]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 5, 0]. The 494 writes are split as follows [0, 257, 232, 4, 0, 1]. [2025-01-09 17:32:47,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,569 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:32:47,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:32:47,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:32:47,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:32:47,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (1/1) ... [2025-01-09 17:32:47,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:32:47,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:32:47,624 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) [2025-01-09 17:32:47,631 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 [2025-01-09 17:32:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-01-09 17:32:47,670 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-01-09 17:32:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:32:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:32:47,671 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:32:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-01-09 17:32:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:32:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 17:32:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:32:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:32:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:32:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:32:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-01-09 17:32:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-01-09 17:32:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 17:32:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 17:32:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:32:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:32:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:32:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:32:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 17:32:47,923 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:32:47,925 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:32:48,027 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-09 17:32:48,063 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2025-01-09 17:32:48,063 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2025-01-09 17:32:55,188 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2025-01-09 17:32:55,188 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:32:55,195 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:32:55,195 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 17:32:55,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:32:55 BoogieIcfgContainer [2025-01-09 17:32:55,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:32:55,197 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:32:55,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:32:55,200 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:32:55,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:32:45" (1/3) ... [2025-01-09 17:32:55,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e6d92d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:32:55, skipping insertion in model container [2025-01-09 17:32:55,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:32:47" (2/3) ... [2025-01-09 17:32:55,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e6d92d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:32:55, skipping insertion in model container [2025-01-09 17:32:55,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:32:55" (3/3) ... [2025-01-09 17:32:55,202 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness_negated.i [2025-01-09 17:32:55,211 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:32:55,212 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_string_new_from_array_harness_negated.i that has 22 procedures, 158 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2025-01-09 17:32:55,265 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:32:55,274 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;@6ead8ead, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:32:55,274 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:32:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 83 states have (on average 1.1686746987951808) internal successors, (97), 83 states have internal predecessors, (97), 33 states have call successors, (33), 16 states have call predecessors, (33), 16 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 17:32:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-01-09 17:32:55,284 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:32:55,284 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] [2025-01-09 17:32:55,284 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:32:55,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:32:55,289 INFO L85 PathProgramCache]: Analyzing trace with hash 42078484, now seen corresponding path program 1 times [2025-01-09 17:32:55,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:32:55,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459139380] [2025-01-09 17:32:55,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:32:55,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:34:01,081 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-01-09 17:34:01,523 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-01-09 17:34:01,524 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:34:01,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:34:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2025-01-09 17:34:02,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:34:02,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459139380] [2025-01-09 17:34:02,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459139380] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:34:02,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701995698] [2025-01-09 17:34:02,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:34:02,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:34:02,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:34:02,171 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) [2025-01-09 17:34:02,172 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