./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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_write_from_whole_buffer_harness-1.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 cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:05:33,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:05:33,863 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:05:33,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:05:33,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:05:33,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:05:33,890 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:05:33,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:05:33,891 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:05:33,891 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:05:33,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:05:33,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:05:33,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:05:33,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:05:33,895 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:05:33,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:05:33,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:05:33,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:05:33,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:05:33,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:05:33,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:05:33,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:05:33,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:05:33,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:05:33,901 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:05:33,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:05:33,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:05:33,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:05:33,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:05:33,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:05:33,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:05:33,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:05:33,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:05:33,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:05:33,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:05:33,903 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:05:33,904 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:05:33,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:05:33,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:05:33,905 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cab1c092802d28f475b8a467f14dab6a3f796dc1a4441d8517361eeec98aa4cb [2024-11-09 03:05:34,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:05:34,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:05:34,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:05:34,162 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:05:34,162 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:05:34,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-09 03:05:35,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:05:36,234 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:05:36,236 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-09 03:05:36,276 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc0e2a26/bd16e52072c240808af99c4639390c77/FLAG7d0b61938 [2024-11-09 03:05:36,760 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc0e2a26/bd16e52072c240808af99c4639390c77 [2024-11-09 03:05:36,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:05:36,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:05:36,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:05:36,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:05:36,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:05:36,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:05:36" (1/1) ... [2024-11-09 03:05:36,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4b4a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:36, skipping insertion in model container [2024-11-09 03:05:36,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:05:36" (1/1) ... [2024-11-09 03:05:36,880 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:05:37,213 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_write_from_whole_buffer_harness-1.i[4510,4523] [2024-11-09 03:05:37,225 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_write_from_whole_buffer_harness-1.i[4570,4583] [2024-11-09 03:05:38,036 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,037 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,039 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,039 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,052 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,052 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,054 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,055 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,655 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,656 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:05:38,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:05:38,819 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_write_from_whole_buffer_harness-1.i[4510,4523] [2024-11-09 03:05:38,820 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_write_from_whole_buffer_harness-1.i[4570,4583] [2024-11-09 03:05:38,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:38,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:39,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-09 03:05:39,040 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:39,041 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:39,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-09 03:05:39,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:05:39,326 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:05:39,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39 WrapperNode [2024-11-09 03:05:39,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:05:39,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:05:39,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:05:39,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:05:39,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,532 INFO L138 Inliner]: procedures = 680, calls = 2662, calls flagged for inlining = 58, calls inlined = 5, statements flattened = 900 [2024-11-09 03:05:39,533 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:05:39,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:05:39,534 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:05:39,534 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:05:39,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,558 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,652 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [2, 257, 78, 6, 249]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [2, 0, 16, 0, 11]. The 499 writes are split as follows [0, 257, 7, 2, 233]. [2024-11-09 03:05:39,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:05:39,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:05:39,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:05:39,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:05:39,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (1/1) ... [2024-11-09 03:05:39,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:05:39,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:05:39,838 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) [2024-11-09 03:05:39,841 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 [2024-11-09 03:05:39,890 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-09 03:05:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-09 03:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:05:39,894 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:05:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:05:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:05:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:05:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:05:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:05:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:05:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:05:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:05:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:05:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:05:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:05:39,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:05:39,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:05:39,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:05:39,896 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-09 03:05:39,897 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-09 03:05:39,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:05:39,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:05:39,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:05:39,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:05:39,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:05:39,898 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-09 03:05:39,898 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-09 03:05:39,898 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-09 03:05:39,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-09 03:05:39,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:05:39,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:05:39,898 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:05:39,899 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:05:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-09 03:05:39,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-09 03:05:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-09 03:05:39,899 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-09 03:05:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:05:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:05:39,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:05:39,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:05:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:05:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:05:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:05:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-09 03:05:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-09 03:05:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:05:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:05:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-09 03:05:39,902 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:05:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:05:39,903 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:05:39,903 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-09 03:05:39,903 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:05:39,903 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-11-09 03:05:39,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-11-09 03:05:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:05:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:05:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:05:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:05:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:05:40,251 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:05:40,254 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:05:48,898 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-11-09 03:05:48,898 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:05:48,914 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:05:48,914 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 03:05:48,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:05:48 BoogieIcfgContainer [2024-11-09 03:05:48,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:05:48,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:05:48,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:05:48,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:05:48,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:05:36" (1/3) ... [2024-11-09 03:05:48,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78fd9b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:05:48, skipping insertion in model container [2024-11-09 03:05:48,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:39" (2/3) ... [2024-11-09 03:05:48,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78fd9b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:05:48, skipping insertion in model container [2024-11-09 03:05:48,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:05:48" (3/3) ... [2024-11-09 03:05:48,922 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness-1.i [2024-11-09 03:05:48,937 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:05:48,938 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:05:49,009 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:05:49,017 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;@5116092e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:05:49,017 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:05:49,023 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 111 states have (on average 1.2072072072072073) internal successors, (134), 113 states have internal predecessors, (134), 58 states have call successors, (58), 16 states have call predecessors, (58), 16 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2024-11-09 03:05:49,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-09 03:05:49,039 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:05:49,041 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2024-11-09 03:05:49,041 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:05:49,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:05:49,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1289631181, now seen corresponding path program 1 times [2024-11-09 03:05:49,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:05:49,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976467134] [2024-11-09 03:05:49,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:05:49,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:07:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:04,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:07:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:04,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 03:07:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:04,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:07:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:04,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-09 03:07:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:04,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-09 03:07:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:04,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 03:07:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 03:07:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:07:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 03:07:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:07:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-09 03:07:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-09 03:07:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 03:07:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:07:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 03:07:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:07:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-09 03:07:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:07:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 03:07:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 03:07:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 03:07:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 03:07:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 03:07:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 03:07:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-09 03:07:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-09 03:07:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-09 03:07:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 03:07:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 03:07:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-09 03:07:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:07:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-09 03:07:05,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:07:05,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976467134] [2024-11-09 03:07:05,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976467134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:07:05,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:07:05,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:07:05,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28547531] [2024-11-09 03:07:05,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:07:05,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:07:05,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:07:05,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:07:05,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:07:05,701 INFO L87 Difference]: Start difference. First operand has 187 states, 111 states have (on average 1.2072072072072073) internal successors, (134), 113 states have internal predecessors, (134), 58 states have call successors, (58), 16 states have call predecessors, (58), 16 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 5 states have call predecessors, (29), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-09 03:07:09,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []