./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_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_capacity_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 f5906986fe70be99cb7145aeb70b9be3804e6f6ae12fcaa8e449985abfd2c954 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 11:02:46,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 11:02:46,125 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-10 11:02:46,130 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 11:02:46,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 11:02:46,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 11:02:46,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 11:02:46,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 11:02:46,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 11:02:46,171 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 11:02:46,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 11:02:46,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 11:02:46,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 11:02:46,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 11:02:46,173 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 11:02:46,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 11:02:46,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 11:02:46,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 11:02:46,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 11:02:46,176 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 11:02:46,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 11:02:46,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 11:02:46,181 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 11:02:46,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 11:02:46,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 11:02:46,182 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 11:02:46,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 11:02:46,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 11:02:46,183 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 11:02:46,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 11:02:46,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 11:02:46,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 11:02:46,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 11:02:46,184 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 11:02:46,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 11:02:46,184 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 11:02:46,185 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 11:02:46,185 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 11:02:46,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 11:02:46,187 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5906986fe70be99cb7145aeb70b9be3804e6f6ae12fcaa8e449985abfd2c954 [2024-11-10 11:02:46,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 11:02:46,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 11:02:46,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 11:02:46,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 11:02:46,462 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 11:02:46,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i [2024-11-10 11:02:47,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 11:02:48,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 11:02:48,433 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness_negated.i [2024-11-10 11:02:48,472 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8d910b5/e39244bb476645a4b1d632a6cf181d03/FLAGa14d15a71 [2024-11-10 11:02:48,488 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8d910b5/e39244bb476645a4b1d632a6cf181d03 [2024-11-10 11:02:48,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 11:02:48,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 11:02:48,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 11:02:48,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 11:02:48,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 11:02:48,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:48" (1/1) ... [2024-11-10 11:02:48,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cdae91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:48, skipping insertion in model container [2024-11-10 11:02:48,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:02:48" (1/1) ... [2024-11-10 11:02:48,597 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 11:02:48,932 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_capacity_harness_negated.i[4501,4514] [2024-11-10 11:02:48,942 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_capacity_harness_negated.i[4561,4574] [2024-11-10 11:02:49,657 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,658 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,659 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,659 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,664 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,676 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,676 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,678 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:49,678 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,272 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,272 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 11:02:50,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 11:02:50,418 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_capacity_harness_negated.i[4501,4514] [2024-11-10 11:02:50,419 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_capacity_harness_negated.i[4561,4574] [2024-11-10 11:02:50,483 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,484 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,484 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,485 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,486 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,494 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,494 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,496 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,496 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,576 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,576 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:02:50,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2024-11-10 11:02:50,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 11:02:50,918 INFO L204 MainTranslator]: Completed translation [2024-11-10 11:02:50,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50 WrapperNode [2024-11-10 11:02:50,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 11:02:50,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 11:02:50,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 11:02:50,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 11:02:50,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,141 INFO L138 Inliner]: procedures = 678, calls = 1548, calls flagged for inlining = 54, calls inlined = 10, statements flattened = 698 [2024-11-10 11:02:51,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 11:02:51,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 11:02:51,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 11:02:51,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 11:02:51,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,182 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,249 INFO L175 MemorySlicer]: Split 338 memory accesses to 6 slices as follows [238, 2, 82, 6, 3, 7]. 70 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 10, 0, 1, 5]. The 252 writes are split as follows [232, 0, 17, 2, 1, 0]. [2024-11-10 11:02:51,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,291 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 11:02:51,333 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 11:02:51,334 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 11:02:51,334 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 11:02:51,335 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (1/1) ... [2024-11-10 11:02:51,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 11:02:51,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 11:02:51,372 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 11:02:51,378 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 11:02:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-10 11:02:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-10 11:02:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-10 11:02:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-10 11:02:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-10 11:02:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-10 11:02:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-10 11:02:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-10 11:02:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-10 11:02:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 11:02:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 11:02:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-10 11:02:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-10 11:02:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-10 11:02:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-10 11:02:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-10 11:02:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-10 11:02:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-10 11:02:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-10 11:02:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 11:02:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-10 11:02:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-10 11:02:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-10 11:02:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-10 11:02:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-10 11:02:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-10 11:02:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 11:02:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-10 11:02:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-10 11:02:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-10 11:02:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-10 11:02:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-10 11:02:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-10 11:02:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-10 11:02:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-10 11:02:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-10 11:02:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-10 11:02:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-10 11:02:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-10 11:02:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 11:02:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-10 11:02:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-10 11:02:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 11:02:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 11:02:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 11:02:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-10 11:02:51,780 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 11:02:51,783 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 11:02:51,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2782: havoc #t~malloc77.base, #t~malloc77.offset; [2024-11-10 11:02:51,883 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2024-11-10 11:02:51,907 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2588: havoc #t~ret57#1; [2024-11-10 11:02:52,024 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 11:02:52,115 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 11:02:52,122 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-10 11:02:57,451 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7506: havoc aws_priority_queue_capacity_#t~ret696#1; [2024-11-10 11:02:57,515 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-10 11:02:57,516 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 11:02:57,538 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 11:02:57,538 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 11:02:57,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:02:57 BoogieIcfgContainer [2024-11-10 11:02:57,539 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 11:02:57,541 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 11:02:57,541 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 11:02:57,545 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 11:02:57,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:02:48" (1/3) ... [2024-11-10 11:02:57,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7229dd0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:02:57, skipping insertion in model container [2024-11-10 11:02:57,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:02:50" (2/3) ... [2024-11-10 11:02:57,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7229dd0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:02:57, skipping insertion in model container [2024-11-10 11:02:57,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:02:57" (3/3) ... [2024-11-10 11:02:57,548 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_capacity_harness_negated.i [2024-11-10 11:02:57,566 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 11:02:57,567 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 11:02:57,656 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 11:02:57,665 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;@4a01d24c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 11:02:57,666 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 11:02:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand has 187 states, 121 states have (on average 1.2066115702479339) internal successors, (146), 122 states have internal predecessors, (146), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-10 11:02:57,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-10 11:02:57,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:02:57,692 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:02:57,694 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:02:57,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:02:57,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1171023487, now seen corresponding path program 1 times [2024-11-10 11:02:57,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:02:57,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879234235] [2024-11-10 11:02:57,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:02:57,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 11:03:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:03,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:03:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:03,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-10 11:03:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:03,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 11:03:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 11:03:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 11:03:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 11:03:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-10 11:03:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-10 11:03:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-10 11:03:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 11:03:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 11:03:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:03:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 11:03:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 11:03:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:03:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 11:03:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 11:03:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:04,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 11:03:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 11:03:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 11:03:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 11:03:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 11:03:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 11:03:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 11:03:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-10 11:03:05,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 11:03:05,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879234235] [2024-11-10 11:03:05,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879234235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 11:03:05,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 11:03:05,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 11:03:05,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650630860] [2024-11-10 11:03:05,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 11:03:05,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 11:03:05,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 11:03:05,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 11:03:05,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 11:03:05,271 INFO L87 Difference]: Start difference. First operand has 187 states, 121 states have (on average 1.2066115702479339) internal successors, (146), 122 states have internal predecessors, (146), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-10 11:03:09,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-10 11:03:13,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-10 11:03:22,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 11:03:22,519 INFO L93 Difference]: Finished difference Result 375 states and 517 transitions. [2024-11-10 11:03:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-10 11:03:22,522 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-10 11:03:22,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 11:03:22,533 INFO L225 Difference]: With dead ends: 375 [2024-11-10 11:03:22,533 INFO L226 Difference]: Without dead ends: 206 [2024-11-10 11:03:22,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-10 11:03:22,541 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 307 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 189 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2024-11-10 11:03:22,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 147 Invalid, 574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 383 Invalid, 2 Unknown, 0 Unchecked, 15.2s Time] [2024-11-10 11:03:22,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-10 11:03:22,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 181. [2024-11-10 11:03:22,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 116 states have (on average 1.1896551724137931) internal successors, (138), 117 states have internal predecessors, (138), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 11:03:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 231 transitions. [2024-11-10 11:03:22,610 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 231 transitions. Word has length 140 [2024-11-10 11:03:22,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 11:03:22,610 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 231 transitions. [2024-11-10 11:03:22,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-10 11:03:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2024-11-10 11:03:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-10 11:03:22,615 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:03:22,615 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:03:22,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 11:03:22,616 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:03:22,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:03:22,616 INFO L85 PathProgramCache]: Analyzing trace with hash -299795202, now seen corresponding path program 1 times [2024-11-10 11:03:22,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:03:22,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426504715] [2024-11-10 11:03:22,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:03:22,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 11:03:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:03:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-10 11:03:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 11:03:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 11:03:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 11:03:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 11:03:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-10 11:03:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-10 11:03:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-10 11:03:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 11:03:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 11:03:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:03:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 11:03:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 11:03:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:28,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:03:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:29,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 11:03:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:29,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 11:03:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:29,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 11:03:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 11:03:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 11:03:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 11:03:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 11:03:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 11:03:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-10 11:03:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:03:30,344 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-10 11:03:30,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 11:03:30,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426504715] [2024-11-10 11:03:30,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426504715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 11:03:30,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 11:03:30,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-10 11:03:30,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888891082] [2024-11-10 11:03:30,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 11:03:30,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 11:03:30,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 11:03:30,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 11:03:30,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-10 11:03:30,352 INFO L87 Difference]: Start difference. First operand 181 states and 231 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-10 11:03:34,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-10 11:03:38,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-10 11:03:58,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 11:03:58,295 INFO L93 Difference]: Finished difference Result 333 states and 433 transitions. [2024-11-10 11:03:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-10 11:03:58,296 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 140 [2024-11-10 11:03:58,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 11:03:58,299 INFO L225 Difference]: With dead ends: 333 [2024-11-10 11:03:58,300 INFO L226 Difference]: Without dead ends: 206 [2024-11-10 11:03:58,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2024-11-10 11:03:58,305 INFO L432 NwaCegarLoop]: 65 mSDtfsCounter, 338 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 194 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2024-11-10 11:03:58,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 199 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 939 Invalid, 2 Unknown, 0 Unchecked, 24.0s Time] [2024-11-10 11:03:58,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-10 11:03:58,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 181. [2024-11-10 11:03:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 116 states have (on average 1.1810344827586208) internal successors, (137), 117 states have internal predecessors, (137), 47 states have call successors, (47), 17 states have call predecessors, (47), 17 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 11:03:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 230 transitions. [2024-11-10 11:03:58,336 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 230 transitions. Word has length 140 [2024-11-10 11:03:58,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 11:03:58,336 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 230 transitions. [2024-11-10 11:03:58,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-10 11:03:58,337 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 230 transitions. [2024-11-10 11:03:58,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-10 11:03:58,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:03:58,340 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:03:58,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 11:03:58,341 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:03:58,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:03:58,343 INFO L85 PathProgramCache]: Analyzing trace with hash 898959094, now seen corresponding path program 1 times [2024-11-10 11:03:58,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:03:58,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121687933] [2024-11-10 11:03:58,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:03:58,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 11:04:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:04:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-10 11:04:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 11:04:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 11:04:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 11:04:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 11:04:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-10 11:04:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-10 11:04:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:03,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-10 11:04:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 11:04:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 11:04:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:04:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 11:04:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-10 11:04:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:04:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:04,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 11:04:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:05,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:04:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-10 11:04:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-10 11:04:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 11:04:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 11:04:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-10 11:04:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-10 11:04:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-10 11:04:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-10 11:04:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:06,578 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-10 11:04:06,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 11:04:06,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121687933] [2024-11-10 11:04:06,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121687933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 11:04:06,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709550891] [2024-11-10 11:04:06,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:04:06,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 11:04:06,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 11:04:06,583 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 11:04:06,585 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 11:04:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:04:12,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 4558 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-10 11:04:12,030 INFO L278 TraceCheckSpWp]: Computing forward predicates...