./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 d31a3c72327f82612c1df0b26c3fcc0fecf0a10b67b9a605f782e4835b0f6e1b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 14:39:28,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:39:28,309 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 14:39:28,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:39:28,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:39:28,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:39:28,351 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:39:28,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:39:28,352 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:39:28,354 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:39:28,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:39:28,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:39:28,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:39:28,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:39:28,359 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:39:28,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:39:28,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:39:28,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 14:39:28,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:39:28,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:39:28,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:39:28,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:39:28,362 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:39:28,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:39:28,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:39:28,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:39:28,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:39:28,364 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:39:28,364 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:39:28,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:39:28,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:39:28,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:39:28,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:39:28,366 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 14:39:28,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 14:39:28,366 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:39:28,366 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:39:28,367 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:39:28,367 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:39:28,367 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d31a3c72327f82612c1df0b26c3fcc0fecf0a10b67b9a605f782e4835b0f6e1b [2024-10-11 14:39:28,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:39:28,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:39:28,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:39:28,618 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:39:28,619 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:39:28,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2024-10-11 14:39:30,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:39:30,509 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:39:30,509 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2024-10-11 14:39:30,543 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c4e381a8e/bf8916b562ad472982d19fab9f890e88/FLAG9b9b16bed [2024-10-11 14:39:30,554 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c4e381a8e/bf8916b562ad472982d19fab9f890e88 [2024-10-11 14:39:30,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:39:30,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:39:30,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:39:30,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:39:30,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:39:30,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:39:30" (1/1) ... [2024-10-11 14:39:30,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a322a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:30, skipping insertion in model container [2024-10-11 14:39:30,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:39:30" (1/1) ... [2024-10-11 14:39:30,714 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:39:30,950 WARN L248 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_array_list_erase_harness.i[4494,4507] [2024-10-11 14:39:30,957 WARN L248 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_array_list_erase_harness.i[4554,4567] [2024-10-11 14:39:31,733 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,733 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,734 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,734 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,735 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,745 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,745 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,747 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,747 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,750 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:31,750 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,141 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,142 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,147 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,147 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,154 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,155 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,159 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,168 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,231 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,232 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:39:32,265 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:39:32,283 WARN L248 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_array_list_erase_harness.i[4494,4507] [2024-10-11 14:39:32,283 WARN L248 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_array_list_erase_harness.i[4554,4567] [2024-10-11 14:39:32,341 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,341 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,342 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,342 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,342 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,348 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,349 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,349 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,350 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,353 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,353 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,354 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,354 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,422 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,422 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,425 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,425 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,426 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,426 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,427 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,430 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,436 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7825-7836] [2024-10-11 14:39:32,460 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,465 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:39:32,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:39:32,735 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:39:32,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32 WrapperNode [2024-10-11 14:39:32,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:39:32,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:39:32,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:39:32,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:39:32,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:32,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:32,906 INFO L138 Inliner]: procedures = 676, calls = 1671, calls flagged for inlining = 52, calls inlined = 11, statements flattened = 732 [2024-10-11 14:39:32,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:39:32,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 14:39:32,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 14:39:32,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 14:39:32,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:32,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:32,935 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,015 INFO L175 MemorySlicer]: Split 329 memory accesses to 6 slices as follows [236, 2, 6, 3, 9, 73]. 72 percent of accesses are in the largest equivalence class. The 254 initializations are split as follows [236, 2, 0, 1, 5, 10]. The 11 writes are split as follows [0, 0, 2, 1, 2, 6]. [2024-10-11 14:39:33,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 14:39:33,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 14:39:33,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 14:39:33,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 14:39:33,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (1/1) ... [2024-10-11 14:39:33,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:39:33,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:39:33,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 14:39:33,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 14:39:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2024-10-11 14:39:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2024-10-11 14:39:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 14:39:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-11 14:39:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-11 14:39:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-11 14:39:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-11 14:39:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-11 14:39:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-11 14:39:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 14:39:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 14:39:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 14:39:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 14:39:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 14:39:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 14:39:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-11 14:39:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-11 14:39:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-11 14:39:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-11 14:39:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 14:39:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 14:39:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2024-10-11 14:39:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2024-10-11 14:39:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 14:39:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 14:39:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 14:39:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 14:39:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 14:39:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 14:39:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 14:39:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 14:39:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-11 14:39:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-11 14:39:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-11 14:39:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-11 14:39:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-11 14:39:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-11 14:39:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-11 14:39:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-11 14:39:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-11 14:39:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 14:39:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-11 14:39:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 14:39:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-11 14:39:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-11 14:39:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 14:39:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 14:39:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 14:39:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2024-10-11 14:39:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2024-10-11 14:39:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-10-11 14:39:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-10-11 14:39:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-10-11 14:39:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-10-11 14:39:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:39:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:39:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 14:39:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 14:39:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 14:39:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 14:39:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 14:39:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 14:39:33,519 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 14:39:33,522 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 14:39:34,477 INFO L? ?]: Removed 141 outVars from TransFormulas that were not future-live. [2024-10-11 14:39:34,477 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 14:39:34,606 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 14:39:34,606 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 14:39:34,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:39:34 BoogieIcfgContainer [2024-10-11 14:39:34,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 14:39:34,608 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 14:39:34,608 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 14:39:34,613 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 14:39:34,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:39:30" (1/3) ... [2024-10-11 14:39:34,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d4ad371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:39:34, skipping insertion in model container [2024-10-11 14:39:34,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:39:32" (2/3) ... [2024-10-11 14:39:34,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d4ad371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:39:34, skipping insertion in model container [2024-10-11 14:39:34,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:39:34" (3/3) ... [2024-10-11 14:39:34,616 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2024-10-11 14:39:34,632 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 14:39:34,633 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 14:39:34,710 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 14:39:34,718 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;@17bd6e95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 14:39:34,720 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 14:39:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 234 states, 124 states have (on average 1.217741935483871) internal successors, (151), 125 states have internal predecessors, (151), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-10-11 14:39:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-11 14:39:34,738 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:39:34,739 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 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] [2024-10-11 14:39:34,740 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:39:34,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:39:34,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1311222341, now seen corresponding path program 1 times [2024-10-11 14:39:34,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:39:34,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103188642] [2024-10-11 14:39:34,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:39:34,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:39:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:39:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:39:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 14:39:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 14:39:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:39:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:39:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 14:39:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 14:39:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 14:39:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 14:39:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 14:39:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 14:39:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 14:39:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 14:39:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:35,566 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-10-11 14:39:35,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:39:35,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103188642] [2024-10-11 14:39:35,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103188642] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:39:35,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:39:35,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 14:39:35,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125082406] [2024-10-11 14:39:35,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:39:35,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 14:39:35,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:39:35,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 14:39:35,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 14:39:35,605 INFO L87 Difference]: Start difference. First operand has 234 states, 124 states have (on average 1.217741935483871) internal successors, (151), 125 states have internal predecessors, (151), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 4 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-11 14:39:36,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:39:36,916 INFO L93 Difference]: Finished difference Result 502 states and 796 transitions. [2024-10-11 14:39:36,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 14:39:36,919 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 4 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 83 [2024-10-11 14:39:36,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:39:36,959 INFO L225 Difference]: With dead ends: 502 [2024-10-11 14:39:36,961 INFO L226 Difference]: Without dead ends: 273 [2024-10-11 14:39:36,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 14:39:36,974 INFO L432 NwaCegarLoop]: 240 mSDtfsCounter, 123 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-11 14:39:36,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 387 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-11 14:39:36,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-10-11 14:39:37,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 232. [2024-10-11 14:39:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 123 states have (on average 1.2032520325203253) internal successors, (148), 124 states have internal predecessors, (148), 88 states have call successors, (88), 20 states have call predecessors, (88), 20 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-10-11 14:39:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 323 transitions. [2024-10-11 14:39:37,069 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 323 transitions. Word has length 83 [2024-10-11 14:39:37,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:39:37,069 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 323 transitions. [2024-10-11 14:39:37,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 4 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-11 14:39:37,070 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 323 transitions. [2024-10-11 14:39:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-10-11 14:39:37,073 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:39:37,074 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 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] [2024-10-11 14:39:37,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 14:39:37,075 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:39:37,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:39:37,076 INFO L85 PathProgramCache]: Analyzing trace with hash 117849801, now seen corresponding path program 1 times [2024-10-11 14:39:37,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:39:37,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759613560] [2024-10-11 14:39:37,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:39:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:39:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:39:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:39:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 14:39:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 14:39:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:39:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:39:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 14:39:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 14:39:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 14:39:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 14:39:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 14:39:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 14:39:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 14:39:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 14:39:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-10-11 14:39:38,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:39:38,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759613560] [2024-10-11 14:39:38,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759613560] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:39:38,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671146179] [2024-10-11 14:39:38,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:39:38,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:39:38,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:39:38,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:39:38,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 14:39:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:38,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 2084 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-11 14:39:38,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:39:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 14:39:38,876 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:39:38,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671146179] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:39:38,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:39:38,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 10 [2024-10-11 14:39:38,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122226235] [2024-10-11 14:39:38,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:39:38,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 14:39:38,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:39:38,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 14:39:38,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-10-11 14:39:38,886 INFO L87 Difference]: Start difference. First operand 232 states and 323 transitions. Second operand has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-11 14:39:39,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:39:39,234 INFO L93 Difference]: Finished difference Result 432 states and 622 transitions. [2024-10-11 14:39:39,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 14:39:39,235 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 83 [2024-10-11 14:39:39,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:39:39,238 INFO L225 Difference]: With dead ends: 432 [2024-10-11 14:39:39,238 INFO L226 Difference]: Without dead ends: 234 [2024-10-11 14:39:39,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-10-11 14:39:39,241 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 0 mSDsluCounter, 1110 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 14:39:39,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1398 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 14:39:39,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-10-11 14:39:39,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2024-10-11 14:39:39,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 124 states have (on average 1.2016129032258065) internal successors, (149), 126 states have internal predecessors, (149), 88 states have call successors, (88), 20 states have call predecessors, (88), 21 states have return successors, (104), 87 states have call predecessors, (104), 87 states have call successors, (104) [2024-10-11 14:39:39,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 341 transitions. [2024-10-11 14:39:39,269 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 341 transitions. Word has length 83 [2024-10-11 14:39:39,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:39:39,270 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 341 transitions. [2024-10-11 14:39:39,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-11 14:39:39,270 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 341 transitions. [2024-10-11 14:39:39,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-10-11 14:39:39,272 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:39:39,273 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 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] [2024-10-11 14:39:39,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 14:39:39,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:39:39,477 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:39:39,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:39:39,477 INFO L85 PathProgramCache]: Analyzing trace with hash 400938948, now seen corresponding path program 1 times [2024-10-11 14:39:39,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:39:39,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069684639] [2024-10-11 14:39:39,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:39:39,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:39:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:39:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:39:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 14:39:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 14:39:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:39:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:39:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:39,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 14:39:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:39:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:39:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 14:39:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-11 14:39:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 14:39:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 14:39:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 14:39:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 14:39:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 14:39:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-10-11 14:39:40,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:39:40,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069684639] [2024-10-11 14:39:40,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069684639] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:39:40,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94708269] [2024-10-11 14:39:40,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:39:40,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:39:40,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:39:40,101 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:39:40,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 14:39:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:39:40,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 2225 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 14:39:40,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:39:40,659 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-11 14:39:40,659 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:39:40,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94708269] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:39:40,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:39:40,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-10-11 14:39:40,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210229843] [2024-10-11 14:39:40,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:39:40,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 14:39:40,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:39:40,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 14:39:40,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:39:40,662 INFO L87 Difference]: Start difference. First operand 234 states and 341 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 4 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2024-10-11 14:39:40,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:39:40,802 INFO L93 Difference]: Finished difference Result 265 states and 373 transitions. [2024-10-11 14:39:40,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 14:39:40,803 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 4 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 96 [2024-10-11 14:39:40,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:39:40,803 INFO L225 Difference]: With dead ends: 265 [2024-10-11 14:39:40,804 INFO L226 Difference]: Without dead ends: 0 [2024-10-11 14:39:40,805 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-10-11 14:39:40,806 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 15 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 14:39:40,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 209 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 14:39:40,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-11 14:39:40,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-11 14:39:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 14:39:40,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-11 14:39:40,808 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 96 [2024-10-11 14:39:40,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:39:40,808 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-11 14:39:40,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 4 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2024-10-11 14:39:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-11 14:39:40,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-11 14:39:40,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 14:39:40,834 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 14:39:41,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:39:41,014 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-11 14:39:41,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-11 14:39:41,303 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 14:39:41,315 WARN L155 FloydHoareUtils]: Requires clause for bounded_malloc contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-11 14:39:41,326 WARN L155 FloydHoareUtils]: Requires clause for ensure_array_list_has_allocated_data_member contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |#memory_real#4| |old(#memory_real#4)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_real#5| |old(#memory_real#5)|) (= |old(#valid)| |#valid|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) Eliminated clause: true [2024-10-11 14:39:41,329 WARN L155 FloydHoareUtils]: Requires clause for aws_array_list_is_valid contained old-variable. Original clause: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) Eliminated clause: true [2024-10-11 14:39:41,333 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~list!base [2024-10-11 14:39:41,335 WARN L155 FloydHoareUtils]: Requires clause for aws_raise_error contained old-variable. Original clause: (= ~tl_last_error~0 |old(~tl_last_error~0)|) Eliminated clause: true [2024-10-11 14:39:41,337 WARN L155 FloydHoareUtils]: Requires clause for __CPROVER_overflow_mult contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-10-11 14:39:41,339 WARN L155 FloydHoareUtils]: Requires clause for aws_mul_size_checked contained old-variable. Original clause: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) Eliminated clause: true [2024-10-11 14:39:41,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:39:41 BoogieIcfgContainer [2024-10-11 14:39:41,341 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 14:39:41,341 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 14:39:41,342 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 14:39:41,342 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 14:39:41,343 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:39:34" (3/4) ... [2024-10-11 14:39:41,345 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 14:39:41,348 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2024-10-11 14:39:41,348 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:39:41,348 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2024-10-11 14:39:41,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_size_t [2024-10-11 14:39:41,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2024-10-11 14:39:41,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2024-10-11 14:39:41,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2024-10-11 14:39:41,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2024-10-11 14:39:41,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2024-10-11 14:39:41,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-10-11 14:39:41,366 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 162 nodes and edges [2024-10-11 14:39:41,368 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2024-10-11 14:39:41,369 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-10-11 14:39:41,370 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-11 14:39:41,371 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-10-11 14:39:41,372 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-11 14:39:41,374 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-11 14:39:41,375 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 14:39:41,803 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 14:39:41,803 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 14:39:41,803 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 14:39:41,804 INFO L158 Benchmark]: Toolchain (without parser) took 11246.22ms. Allocated memory was 180.4MB in the beginning and 339.7MB in the end (delta: 159.4MB). Free memory was 105.1MB in the beginning and 158.4MB in the end (delta: -53.3MB). Peak memory consumption was 213.9MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,804 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 14:39:41,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2177.56ms. Allocated memory is still 180.4MB. Free memory was 105.0MB in the beginning and 118.9MB in the end (delta: -14.0MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.78ms. Allocated memory is still 180.4MB. Free memory was 118.9MB in the beginning and 109.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,805 INFO L158 Benchmark]: Boogie Preprocessor took 197.10ms. Allocated memory is still 180.4MB. Free memory was 109.3MB in the beginning and 92.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,805 INFO L158 Benchmark]: RCFGBuilder took 1497.50ms. Allocated memory was 180.4MB in the beginning and 270.5MB in the end (delta: 90.2MB). Free memory was 92.5MB in the beginning and 195.7MB in the end (delta: -103.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,805 INFO L158 Benchmark]: TraceAbstraction took 6733.18ms. Allocated memory was 270.5MB in the beginning and 339.7MB in the end (delta: 69.2MB). Free memory was 195.7MB in the beginning and 89.2MB in the end (delta: 106.5MB). Peak memory consumption was 176.8MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,806 INFO L158 Benchmark]: Witness Printer took 461.60ms. Allocated memory is still 339.7MB. Free memory was 89.2MB in the beginning and 158.4MB in the end (delta: -69.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-10-11 14:39:41,807 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2177.56ms. Allocated memory is still 180.4MB. Free memory was 105.0MB in the beginning and 118.9MB in the end (delta: -14.0MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.78ms. Allocated memory is still 180.4MB. Free memory was 118.9MB in the beginning and 109.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.10ms. Allocated memory is still 180.4MB. Free memory was 109.3MB in the beginning and 92.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1497.50ms. Allocated memory was 180.4MB in the beginning and 270.5MB in the end (delta: 90.2MB). Free memory was 92.5MB in the beginning and 195.7MB in the end (delta: -103.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * TraceAbstraction took 6733.18ms. Allocated memory was 270.5MB in the beginning and 339.7MB in the end (delta: 69.2MB). Free memory was 195.7MB in the beginning and 89.2MB in the end (delta: 106.5MB). Peak memory consumption was 176.8MB. Max. memory is 16.1GB. * Witness Printer took 461.60ms. Allocated memory is still 339.7MB. Free memory was 89.2MB in the beginning and 158.4MB in the end (delta: -69.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7825]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7825-7836] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~list!base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 3, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 139 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 1994 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1408 mSDsCounter, 248 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 620 IncrementalHoareTripleChecker+Invalid, 868 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 248 mSolverCounterUnsat, 586 mSDtfsCounter, 620 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 285 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 41 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 436 ConstructedInterpolants, 0 QuantifiedInterpolants, 908 SizeOfPredicates, 2 NumberOfNonLiveVariables, 4309 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 401/420 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 7445]: Procedure Contract for my_memset Derived contract for procedure my_memset. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 7435]: Procedure Contract for memset_impl Derived contract for procedure memset_impl. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 267]: Procedure Contract for nondet_uint8_t Derived contract for procedure nondet_uint8_t. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 210]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 7176]: Procedure Contract for assert_byte_from_buffer_matches Derived contract for procedure assert_byte_from_buffer_matches. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 7392]: Procedure Contract for my_memmove Derived contract for procedure my_memmove. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 7375]: Procedure Contract for memmove_impl Derived contract for procedure memmove_impl. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 3487]: Procedure Contract for aws_array_list_length Derived contract for procedure aws_array_list_length. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 3429]: Procedure Contract for aws_array_list_pop_back Derived contract for procedure aws_array_list_pop_back. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 222]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: 0 Ensures: 0 RESULT: Ultimate proved your program to be correct! [2024-10-11 14:39:41,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE