./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 97f1929f60deed797b33f238413f59b0edc96867527757b3538e00bc90721005 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 19:45:26,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 19:45:26,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 19:45:26,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 19:45:26,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 19:45:26,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 19:45:26,517 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 19:45:26,517 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 19:45:26,518 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 19:45:26,519 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 19:45:26,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 19:45:26,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 19:45:26,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 19:45:26,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 19:45:26,521 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 19:45:26,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 19:45:26,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 19:45:26,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 19:45:26,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 19:45:26,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 19:45:26,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 19:45:26,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 19:45:26,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 19:45:26,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 19:45:26,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 19:45:26,525 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 19:45:26,526 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 19:45:26,526 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 19:45:26,526 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 19:45:26,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 19:45:26,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 19:45:26,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 19:45:26,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 19:45:26,528 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 19:45:26,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 19:45:26,528 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 19:45:26,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 19:45:26,529 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 19:45:26,529 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 19:45:26,529 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97f1929f60deed797b33f238413f59b0edc96867527757b3538e00bc90721005 [2024-11-16 19:45:26,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 19:45:26,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 19:45:26,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 19:45:26,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 19:45:26,808 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 19:45:26,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i [2024-11-16 19:45:28,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 19:45:28,642 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 19:45:28,643 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i [2024-11-16 19:45:28,685 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5dcb7b26/7d637b79811c4b548cb357734ef6d786/FLAGc1dcfc538 [2024-11-16 19:45:28,783 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5dcb7b26/7d637b79811c4b548cb357734ef6d786 [2024-11-16 19:45:28,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 19:45:28,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 19:45:28,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 19:45:28,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 19:45:28,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 19:45:28,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:45:28" (1/1) ... [2024-11-16 19:45:28,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1471ec3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:28, skipping insertion in model container [2024-11-16 19:45:28,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:45:28" (1/1) ... [2024-11-16 19:45:28,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 19:45:29,266 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i[4489,4502] [2024-11-16 19:45:29,275 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i[4549,4562] [2024-11-16 19:45:30,000 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,001 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,002 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,002 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,004 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,020 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,021 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,023 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,024 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,584 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,585 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 19:45:30,742 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 19:45:30,762 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i[4489,4502] [2024-11-16 19:45:30,763 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_eq_harness_negated.i[4549,4562] [2024-11-16 19:45:30,812 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,813 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,815 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,815 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,816 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,821 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,821 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,822 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,822 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8245] [2024-11-16 19:45:30,967 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,968 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:45:30,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8731-8742] [2024-11-16 19:45:31,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 19:45:31,181 INFO L204 MainTranslator]: Completed translation [2024-11-16 19:45:31,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31 WrapperNode [2024-11-16 19:45:31,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 19:45:31,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 19:45:31,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 19:45:31,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 19:45:31,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,454 INFO L138 Inliner]: procedures = 680, calls = 2668, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 902 [2024-11-16 19:45:31,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 19:45:31,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 19:45:31,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 19:45:31,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 19:45:31,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,482 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,615 INFO L175 MemorySlicer]: Split 578 memory accesses to 6 slices as follows [2, 9, 257, 66, 6, 238]. 44 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [2, 5, 0, 16, 0, 6]. The 497 writes are split as follows [0, 0, 257, 6, 2, 232]. [2024-11-16 19:45:31,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,648 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 19:45:31,690 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 19:45:31,691 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 19:45:31,691 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 19:45:31,692 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (1/1) ... [2024-11-16 19:45:31,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 19:45:31,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 19:45:31,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 19:45:31,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 19:45:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-16 19:45:31,777 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-16 19:45:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 19:45:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-16 19:45:31,778 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-16 19:45:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 19:45:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 19:45:31,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 19:45:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 19:45:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 19:45:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 19:45:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 19:45:31,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-16 19:45:31,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 19:45:31,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-16 19:45:31,781 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 19:45:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 19:45:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-16 19:45:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-16 19:45:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 19:45:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 19:45:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-16 19:45:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-16 19:45:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-16 19:45:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-16 19:45:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 19:45:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 19:45:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 19:45:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 19:45:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 19:45:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 19:45:31,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 19:45:31,784 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-16 19:45:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-16 19:45:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-16 19:45:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-16 19:45:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-16 19:45:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-11-16 19:45:31,786 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-11-16 19:45:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 19:45:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 19:45:31,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 19:45:31,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 19:45:31,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 19:45:31,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 19:45:32,097 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 19:45:32,100 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 19:45:32,131 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2024-11-16 19:45:32,161 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2024-11-16 19:45:32,179 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2024-11-16 19:45:32,225 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7695: havoc #t~nondet818; [2024-11-16 19:45:32,278 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7353: havoc #t~mem679;havoc #t~mem680;havoc #t~short681;havoc #t~mem682.base, #t~mem682.offset;havoc #t~short683;havoc #t~mem684;havoc #t~mem685;havoc #t~mem686;havoc #t~short687;havoc #t~mem688;havoc #t~mem689.base, #t~mem689.offset;havoc #t~short690;havoc #t~short691;havoc #t~short692;havoc #t~short693; [2024-11-16 19:45:32,295 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-16 19:45:32,300 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc #t~mem477; [2024-11-16 19:45:40,202 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-16 19:45:40,202 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 19:45:40,220 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 19:45:40,221 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 19:45:40,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:45:40 BoogieIcfgContainer [2024-11-16 19:45:40,222 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 19:45:40,225 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 19:45:40,225 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 19:45:40,228 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 19:45:40,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:45:28" (1/3) ... [2024-11-16 19:45:40,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b2d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:45:40, skipping insertion in model container [2024-11-16 19:45:40,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:45:31" (2/3) ... [2024-11-16 19:45:40,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b2d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:45:40, skipping insertion in model container [2024-11-16 19:45:40,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:45:40" (3/3) ... [2024-11-16 19:45:40,230 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_eq_harness_negated.i [2024-11-16 19:45:40,247 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 19:45:40,247 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 19:45:40,315 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 19:45:40,324 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;@7afdc53e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 19:45:40,324 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 19:45:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand has 154 states, 93 states have (on average 1.2258064516129032) internal successors, (114), 94 states have internal predecessors, (114), 46 states have call successors, (46), 13 states have call predecessors, (46), 13 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-16 19:45:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-16 19:45:40,347 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 19:45:40,348 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 19:45:40,349 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 19:45:40,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 19:45:40,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1717976855, now seen corresponding path program 1 times [2024-11-16 19:45:40,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 19:45:40,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280668175] [2024-11-16 19:45:40,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 19:45:40,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 19:46:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:53,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 19:46:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:53,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 19:46:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:53,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 19:46:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:46:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-16 19:46:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:46:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 19:46:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 19:46:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 19:46:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 19:46:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 19:46:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 19:46:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 19:46:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 19:46:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 19:46:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 19:46:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:46:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 19:46:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 19:46:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:46:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-11-16 19:46:54,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 19:46:54,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280668175] [2024-11-16 19:46:54,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280668175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 19:46:54,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 19:46:54,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 19:46:54,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135063539] [2024-11-16 19:46:54,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 19:46:54,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 19:46:54,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 19:46:54,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 19:46:54,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 19:46:54,445 INFO L87 Difference]: Start difference. First operand has 154 states, 93 states have (on average 1.2258064516129032) internal successors, (114), 94 states have internal predecessors, (114), 46 states have call successors, (46), 13 states have call predecessors, (46), 13 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-16 19:46:58,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 19:47:03,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.47s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []