./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f 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_priority_queue_init_dynamic_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 175c9418701070e8128f8ed008fd30685ed8c019e1010acc82e904c5730ef842 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 11:02:50,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 11:02:50,554 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-10 11:02:50,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 11:02:50,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 11:02:50,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 11:02:50,576 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 11:02:50,577 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 11:02:50,577 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 11:02:50,577 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 11:02:50,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 11:02:50,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 11:02:50,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 11:02:50,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 11:02:50,579 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 11:02:50,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 11:02:50,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 11:02:50,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 11:02:50,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 11:02:50,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 11:02:50,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 11:02:50,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 11:02:50,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 11:02:50,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 11:02:50,581 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 11:02:50,582 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 11:02:50,582 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 11:02:50,582 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 11:02:50,582 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 11:02:50,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 11:02:50,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 11:02:50,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 11:02:50,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 11:02:50,583 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 11:02:50,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 11:02:50,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 11:02:50,584 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 11:02:50,584 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 11:02:50,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 11:02:50,585 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 175c9418701070e8128f8ed008fd30685ed8c019e1010acc82e904c5730ef842 [2024-11-10 11:02:50,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 11:02:50,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 11:02:50,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 11:02:50,790 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 11:02:50,791 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 11:02:50,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i [2024-11-10 11:02:52,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 11:02:52,393 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 11:02:52,393 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness_negated.i [2024-11-10 11:02:52,426 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/668af3988/b283339b418846629eda6b2c8f61b991/FLAGd92f37b5c [2024-11-10 11:02:52,439 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/668af3988/b283339b418846629eda6b2c8f61b991 [2024-11-10 11:02:52,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 11:02:52,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 11:02:52,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 11:02:52,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 11:02:52,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 11:02:52,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:52" (1/1) ... [2024-11-10 11:02:52,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5e5a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:52, skipping insertion in model container [2024-11-10 11:02:52,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:52" (1/1) ... [2024-11-10 11:02:52,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 11:02:52,725 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_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2024-11-10 11:02:52,733 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_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2024-11-10 11:02:53,271 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,271 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,272 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,274 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,274 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,286 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,287 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,289 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,290 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,629 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,629 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 11:02:53,695 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 11:02:53,705 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_priority_queue_init_dynamic_harness_negated.i[4505,4518] [2024-11-10 11:02:53,707 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_priority_queue_init_dynamic_harness_negated.i[4565,4578] [2024-11-10 11:02:53,752 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,754 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,754 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,755 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,755 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,760 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,761 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,763 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,764 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,825 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,829 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:53,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2024-11-10 11:02:53,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 11:02:54,116 INFO L204 MainTranslator]: Completed translation [2024-11-10 11:02:54,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54 WrapperNode [2024-11-10 11:02:54,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 11:02:54,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 11:02:54,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 11:02:54,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 11:02:54,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,243 INFO L138 Inliner]: procedures = 678, calls = 1530, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 763 [2024-11-10 11:02:54,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 11:02:54,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 11:02:54,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 11:02:54,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 11:02:54,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,270 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,359 INFO L175 MemorySlicer]: Split 301 memory accesses to 5 slices as follows [2, 238, 8, 48, 5]. 79 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 6, 2, 0, 5]. The 252 writes are split as follows [0, 232, 1, 19, 0]. [2024-11-10 11:02:54,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,395 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 11:02:54,409 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 11:02:54,410 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 11:02:54,410 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 11:02:54,410 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (1/1) ... [2024-11-10 11:02:54,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 11:02:54,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 11:02:54,445 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) [2024-11-10 11:02:54,447 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 [2024-11-10 11:02:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-10 11:02:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-10 11:02:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-10 11:02:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-10 11:02:54,479 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 11:02:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-10 11:02:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-10 11:02:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 11:02:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 11:02:54,480 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-10 11:02:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-10 11:02:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-10 11:02:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-10 11:02:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-10 11:02:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-10 11:02:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 11:02:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-10 11:02:54,482 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-10 11:02:54,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 11:02:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 11:02:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 11:02:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 11:02:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 11:02:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-10 11:02:54,484 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-10 11:02:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-10 11:02:54,484 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-10 11:02:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 11:02:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 11:02:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 11:02:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 11:02:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 11:02:54,718 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 11:02:54,720 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 11:02:54,751 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2782: havoc #t~malloc77.base, #t~malloc77.offset; [2024-11-10 11:02:54,753 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2024-11-10 11:02:54,772 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2588: havoc #t~ret57#1; [2024-11-10 11:02:54,798 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2796: havoc #t~ret81;havoc #t~ite83.base, #t~ite83.offset;havoc #t~ret82.base, #t~ret82.offset; [2024-11-10 11:02:54,803 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7309: havoc #t~ret656.base, #t~ret656.offset; [2024-11-10 11:02:54,865 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7462: havoc aws_priority_queue_backpointers_valid_#t~ret686#1;havoc aws_priority_queue_backpointers_valid_#t~short687#1; [2024-11-10 11:02:54,893 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3268: call ULTIMATE.dealloc(~#required_size~0.base, ~#required_size~0.offset);havoc ~#required_size~0.base, ~#required_size~0.offset; [2024-11-10 11:02:54,896 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-10 11:02:54,900 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2821: havoc #t~ret89.base, #t~ret89.offset; [2024-11-10 11:03:01,173 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3202: call ULTIMATE.dealloc(aws_array_list_init_dynamic_~#allocation_size~0#1.base, aws_array_list_init_dynamic_~#allocation_size~0#1.offset);havoc aws_array_list_init_dynamic_~#allocation_size~0#1.base, aws_array_list_init_dynamic_~#allocation_size~0#1.offset; [2024-11-10 11:03:01,246 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2024-11-10 11:03:01,247 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 11:03:01,258 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 11:03:01,258 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 11:03:01,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:03:01 BoogieIcfgContainer [2024-11-10 11:03:01,259 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 11:03:01,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 11:03:01,260 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 11:03:01,263 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 11:03:01,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:02:52" (1/3) ... [2024-11-10 11:03:01,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30abfb5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:03:01, skipping insertion in model container [2024-11-10 11:03:01,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:54" (2/3) ... [2024-11-10 11:03:01,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30abfb5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:03:01, skipping insertion in model container [2024-11-10 11:03:01,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:03:01" (3/3) ... [2024-11-10 11:03:01,265 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness_negated.i [2024-11-10 11:03:01,277 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 11:03:01,277 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 11:03:01,332 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 11:03:01,342 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;@4dc945e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 11:03:01,343 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 11:03:01,346 INFO L276 IsEmpty]: Start isEmpty. Operand has 223 states, 143 states have (on average 1.2517482517482517) internal successors, (179), 145 states have internal predecessors, (179), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-10 11:03:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-10 11:03:01,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:03:01,357 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:03:01,358 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:03:01,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:03:01,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1680898409, now seen corresponding path program 1 times [2024-11-10 11:03:01,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:03:01,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380185344] [2024-11-10 11:03:01,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:03:01,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 11:03:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:03:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-10 11:03:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 11:03:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 11:03:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 11:03:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 11:03:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-10 11:03:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-10 11:03:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 11:03:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 11:03:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 11:03:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:06,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 11:03:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 11:03:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 11:03:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 11:03:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 11:03:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 11:03:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 11:03:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 11:03:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 11:03:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 11:03:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 11:03:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-10 11:03:07,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 11:03:07,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380185344] [2024-11-10 11:03:07,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380185344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 11:03:07,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 11:03:07,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 11:03:07,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292972405] [2024-11-10 11:03:07,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 11:03:07,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 11:03:07,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 11:03:07,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 11:03:07,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 11:03:07,333 INFO L87 Difference]: Start difference. First operand has 223 states, 143 states have (on average 1.2517482517482517) internal successors, (179), 145 states have internal predecessors, (179), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-10 11:03:11,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-10 11:03:15,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-10 11:03:20,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 11:03:20,003 INFO L93 Difference]: Finished difference Result 443 states and 646 transitions. [2024-11-10 11:03:20,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 11:03:20,006 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 144 [2024-11-10 11:03:20,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 11:03:20,018 INFO L225 Difference]: With dead ends: 443 [2024-11-10 11:03:20,019 INFO L226 Difference]: Without dead ends: 239 [2024-11-10 11:03:20,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 11:03:20,027 INFO L432 NwaCegarLoop]: 243 mSDtfsCounter, 163 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 144 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-10 11:03:20,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 442 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 215 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2024-11-10 11:03:20,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-10 11:03:20,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 215. [2024-11-10 11:03:20,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 136 states have (on average 1.2058823529411764) internal successors, (164), 138 states have internal predecessors, (164), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-10 11:03:20,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 286 transitions. [2024-11-10 11:03:20,084 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 286 transitions. Word has length 144 [2024-11-10 11:03:20,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 11:03:20,085 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 286 transitions. [2024-11-10 11:03:20,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-10 11:03:20,085 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 286 transitions. [2024-11-10 11:03:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-10 11:03:20,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:03:20,088 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:03:20,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 11:03:20,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:03:20,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:03:20,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1340165527, now seen corresponding path program 1 times [2024-11-10 11:03:20,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:03:20,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102456070] [2024-11-10 11:03:20,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:03:20,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 11:03:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:03:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-10 11:03:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 11:03:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 11:03:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 11:03:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 11:03:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-10 11:03:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-10 11:03:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 11:03:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 11:03:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 11:03:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:25,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 11:03:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-10 11:03:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 11:03:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 11:03:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 11:03:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-10 11:03:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-10 11:03:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 11:03:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:26,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 11:03:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 11:03:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 11:03:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-10 11:03:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 11:03:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 11:03:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-10 11:03:27,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 11:03:27,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102456070] [2024-11-10 11:03:27,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102456070] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 11:03:27,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380803279] [2024-11-10 11:03:27,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:03:27,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 11:03:27,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 11:03:27,607 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 11:03:27,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 11:03:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:32,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 4568 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-10 11:03:32,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 11:03:33,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2024-11-10 11:03:33,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2024-11-10 11:03:35,344 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-10 11:03:35,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2024-11-10 11:03:35,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-10 11:03:36,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-10 11:03:36,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 25 [2024-11-10 11:03:38,205 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-10 11:03:38,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 25 [2024-11-10 11:03:38,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2024-11-10 11:04:03,187 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-10 11:04:03,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2024-11-10 11:04:03,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25