./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_array_list_swap_contents_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f 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_array_list_swap_contents_harness.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 dffc4cc659c78c5e4d3c572c2e076191f4762fb06451fbe9d95775fc3e18059d --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:37:58,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:37:58,532 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:37:58,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:37:58,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:37:58,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:37:58,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:37:58,570 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:37:58,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:37:58,572 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:37:58,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:37:58,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:37:58,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:37:58,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:37:58,576 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:37:58,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:37:58,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:37:58,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:37:58,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:37:58,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:37:58,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:37:58,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:37:58,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:37:58,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:37:58,582 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:37:58,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:37:58,582 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:37:58,582 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:37:58,583 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:37:58,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:37:58,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:37:58,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:37:58,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:37:58,584 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:37:58,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:37:58,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:37:58,584 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:37:58,584 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:37:58,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:37:58,585 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dffc4cc659c78c5e4d3c572c2e076191f4762fb06451fbe9d95775fc3e18059d [2024-11-12 08:37:58,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:37:58,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:37:58,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:37:58,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:37:58,834 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:37:58,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_swap_contents_harness.i [2024-11-12 08:38:00,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:38:00,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:38:00,588 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_swap_contents_harness.i [2024-11-12 08:38:00,623 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee0fb2d26/4d4b70eaa1a948ad94f75915a99fa3e4/FLAGb387b0cb8 [2024-11-12 08:38:00,639 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee0fb2d26/4d4b70eaa1a948ad94f75915a99fa3e4 [2024-11-12 08:38:00,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:38:00,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:38:00,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:38:00,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:38:00,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:38:00,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:38:00" (1/1) ... [2024-11-12 08:38:00,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2082fcaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:00, skipping insertion in model container [2024-11-12 08:38:00,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:38:00" (1/1) ... [2024-11-12 08:38:00,777 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:38:01,001 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_array_list_swap_contents_harness.i[4502,4515] [2024-11-12 08:38:01,010 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_array_list_swap_contents_harness.i[4562,4575] [2024-11-12 08:38:01,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,666 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,680 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,684 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,686 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,687 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:01,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:38:02,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:38:02,241 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_array_list_swap_contents_harness.i[4502,4515] [2024-11-12 08:38:02,242 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_array_list_swap_contents_harness.i[4562,4575] [2024-11-12 08:38:02,298 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,299 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,299 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,302 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,303 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,315 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,323 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,323 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,323 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,324 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:38:02,448 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7747-7758] [2024-11-12 08:38:02,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:38:02,713 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:38:02,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02 WrapperNode [2024-11-12 08:38:02,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:38:02,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:38:02,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:38:02,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:38:02,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:02,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:02,897 INFO L138 Inliner]: procedures = 679, calls = 1720, calls flagged for inlining = 51, calls inlined = 7, statements flattened = 701 [2024-11-12 08:38:02,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:38:02,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:38:02,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:38:02,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:38:02,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:02,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:02,926 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,014 INFO L175 MemorySlicer]: Split 358 memory accesses to 7 slices as follows [7, 238, 2, 10, 3, 92, 6]. 66 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [5, 6, 2, 5, 1, 20, 0]. The 248 writes are split as follows [0, 232, 0, 0, 1, 13, 2]. [2024-11-12 08:38:03,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:38:03,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:38:03,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:38:03,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:38:03,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (1/1) ... [2024-11-12 08:38:03,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:38:03,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:38:03,147 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) [2024-11-12 08:38:03,151 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 [2024-11-12 08:38:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:38:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-12 08:38:03,194 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-12 08:38:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-12 08:38:03,194 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-12 08:38:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-12 08:38:03,194 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-12 08:38:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:38:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:38:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:38:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:38:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:38:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 08:38:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 08:38:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:38:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:38:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:38:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:38:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:38:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 08:38:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 08:38:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-12 08:38:03,197 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-12 08:38:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:38:03,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:38:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:38:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-12 08:38:03,198 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 08:38:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:38:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:38:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-12 08:38:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-12 08:38:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:38:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:38:03,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:38:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:38:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:38:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:38:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:38:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 08:38:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-12 08:38:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-12 08:38:03,203 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-12 08:38:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-12 08:38:03,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-12 08:38:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:38:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:38:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:38:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:38:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:38:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 08:38:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 08:38:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-12 08:38:03,205 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-12 08:38:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-12 08:38:03,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 08:38:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 08:38:03,502 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:38:03,505 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:38:09,684 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-12 08:38:09,684 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:38:09,703 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:38:09,703 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-12 08:38:09,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:38:09 BoogieIcfgContainer [2024-11-12 08:38:09,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:38:09,705 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:38:09,705 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:38:09,708 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:38:09,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:38:00" (1/3) ... [2024-11-12 08:38:09,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@558b652e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:38:09, skipping insertion in model container [2024-11-12 08:38:09,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:38:02" (2/3) ... [2024-11-12 08:38:09,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@558b652e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:38:09, skipping insertion in model container [2024-11-12 08:38:09,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:38:09" (3/3) ... [2024-11-12 08:38:09,710 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_swap_contents_harness.i [2024-11-12 08:38:09,723 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:38:09,724 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 08:38:09,771 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:38:09,780 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;@106ca433, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:38:09,781 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 08:38:09,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 92 states have (on average 1.1630434782608696) internal successors, (107), 93 states have internal predecessors, (107), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-12 08:38:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-12 08:38:09,799 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:38:09,800 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 5, 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] [2024-11-12 08:38:09,800 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:38:09,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:38:09,805 INFO L85 PathProgramCache]: Analyzing trace with hash -959965628, now seen corresponding path program 1 times [2024-11-12 08:38:09,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:38:09,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469965603] [2024-11-12 08:38:09,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:38:09,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:38:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:15,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:38:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:15,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-12 08:38:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:15,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:38:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:15,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:38:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:15,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:38:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 08:38:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 08:38:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-12 08:38:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 08:38:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 08:38:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:38:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:38:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 08:38:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 08:38:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 08:38:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 08:38:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:38:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 08:38:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-12 08:38:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-12 08:38:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-12 08:38:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 08:38:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 08:38:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-12 08:38:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 08:38:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-12 08:38:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 08:38:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 08:38:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 08:38:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 08:38:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:16,678 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2024-11-12 08:38:16,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:38:16,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469965603] [2024-11-12 08:38:16,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469965603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:38:16,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315172693] [2024-11-12 08:38:16,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:38:16,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:38:16,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:38:16,685 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) [2024-11-12 08:38:16,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 08:38:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:22,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 4627 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 08:38:22,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 08:38:22,728 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2024-11-12 08:38:22,729 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 08:38:22,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [315172693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:38:22,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 08:38:22,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2024-11-12 08:38:22,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847223141] [2024-11-12 08:38:22,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:38:22,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 08:38:22,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:38:22,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 08:38:22,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 08:38:22,760 INFO L87 Difference]: Start difference. First operand has 160 states, 92 states have (on average 1.1630434782608696) internal successors, (107), 93 states have internal predecessors, (107), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-12 08:38:22,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:38:22,864 INFO L93 Difference]: Finished difference Result 317 states and 454 transitions. [2024-11-12 08:38:22,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 08:38:22,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 174 [2024-11-12 08:38:22,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:38:22,877 INFO L225 Difference]: With dead ends: 317 [2024-11-12 08:38:22,877 INFO L226 Difference]: Without dead ends: 156 [2024-11-12 08:38:22,881 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 08:38:22,884 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 0 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 08:38:22,884 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 412 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 08:38:22,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2024-11-12 08:38:22,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2024-11-12 08:38:22,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 89 states have (on average 1.146067415730337) internal successors, (102), 90 states have internal predecessors, (102), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-12 08:38:22,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 205 transitions. [2024-11-12 08:38:22,933 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 205 transitions. Word has length 174 [2024-11-12 08:38:22,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:38:22,935 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 205 transitions. [2024-11-12 08:38:22,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-12 08:38:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2024-11-12 08:38:22,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-12 08:38:22,939 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:38:22,940 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 5, 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] [2024-11-12 08:38:22,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 08:38:23,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-12 08:38:23,141 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:38:23,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:38:23,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1876441160, now seen corresponding path program 1 times [2024-11-12 08:38:23,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:38:23,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895501488] [2024-11-12 08:38:23,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:38:23,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:38:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:28,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:38:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:28,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-12 08:38:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:38:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:38:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:38:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 08:38:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 08:38:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-12 08:38:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 08:38:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 08:38:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:38:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:38:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 08:38:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 08:38:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 08:38:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 08:38:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:38:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 08:38:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-12 08:38:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-12 08:38:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-12 08:38:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 08:38:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 08:38:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-12 08:38:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 08:38:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-12 08:38:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 08:38:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 08:38:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 08:38:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-12 08:38:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-11-12 08:38:29,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:38:29,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895501488] [2024-11-12 08:38:29,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895501488] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:38:29,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1122427041] [2024-11-12 08:38:29,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:38:29,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:38:29,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:38:29,994 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 08:38:29,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 08:38:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:35,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 4633 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 08:38:35,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 08:38:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-11-12 08:38:37,029 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 08:38:37,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1122427041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:38:37,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 08:38:37,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-12 08:38:37,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364476333] [2024-11-12 08:38:37,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:38:37,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 08:38:37,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:38:37,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 08:38:37,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-12 08:38:37,038 INFO L87 Difference]: Start difference. First operand 156 states and 205 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-12 08:38:41,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:38:42,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:38:42,320 INFO L93 Difference]: Finished difference Result 307 states and 408 transitions. [2024-11-12 08:38:42,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 08:38:42,321 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 174 [2024-11-12 08:38:42,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:38:42,324 INFO L225 Difference]: With dead ends: 307 [2024-11-12 08:38:42,325 INFO L226 Difference]: Without dead ends: 158 [2024-11-12 08:38:42,326 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-12 08:38:42,327 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 198 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-12 08:38:42,327 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 575 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-12 08:38:42,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-12 08:38:42,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-12 08:38:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 90 states have (on average 1.1444444444444444) internal successors, (103), 92 states have internal predecessors, (103), 52 states have call successors, (52), 14 states have call predecessors, (52), 15 states have return successors, (57), 51 states have call predecessors, (57), 51 states have call successors, (57) [2024-11-12 08:38:42,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 212 transitions. [2024-11-12 08:38:42,342 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 212 transitions. Word has length 174 [2024-11-12 08:38:42,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:38:42,342 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 212 transitions. [2024-11-12 08:38:42,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-12 08:38:42,343 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2024-11-12 08:38:42,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-12 08:38:42,345 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:38:42,346 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 4, 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, 1, 1] [2024-11-12 08:38:42,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-12 08:38:42,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-12 08:38:42,549 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:38:42,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:38:42,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1033136662, now seen corresponding path program 1 times [2024-11-12 08:38:42,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:38:42,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194754174] [2024-11-12 08:38:42,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:38:42,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:38:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:47,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:38:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:47,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-12 08:38:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:38:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:38:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:38:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 08:38:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:38:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:38:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 08:38:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 08:38:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-12 08:38:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 08:38:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:38:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:38:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 08:38:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 08:38:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 08:38:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 08:38:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 08:38:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 08:38:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:48,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 08:38:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 08:38:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-12 08:38:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-12 08:38:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 08:38:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 08:38:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 08:38:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 08:38:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 08:38:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 08:38:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 08:38:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 08:38:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:49,082 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-11-12 08:38:49,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:38:49,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194754174] [2024-11-12 08:38:49,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194754174] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:38:49,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211758801] [2024-11-12 08:38:49,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:38:49,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:38:49,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:38:49,085 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 08:38:49,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 08:38:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:38:55,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 4760 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 08:38:55,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 08:38:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2024-11-12 08:38:56,159 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 08:38:56,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211758801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:38:56,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 08:38:56,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2024-11-12 08:38:56,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105022482] [2024-11-12 08:38:56,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:38:56,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 08:38:56,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:38:56,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 08:38:56,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-12 08:38:56,161 INFO L87 Difference]: Start difference. First operand 158 states and 212 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-12 08:39:01,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:39:02,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:39:02,072 INFO L93 Difference]: Finished difference Result 271 states and 365 transitions. [2024-11-12 08:39:02,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 08:39:02,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 189 [2024-11-12 08:39:02,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:39:02,079 INFO L225 Difference]: With dead ends: 271 [2024-11-12 08:39:02,080 INFO L226 Difference]: Without dead ends: 158 [2024-11-12 08:39:02,084 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2024-11-12 08:39:02,085 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 196 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-12 08:39:02,085 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 575 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-12 08:39:02,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-12 08:39:02,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-12 08:39:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 90 states have (on average 1.1444444444444444) internal successors, (103), 92 states have internal predecessors, (103), 52 states have call successors, (52), 14 states have call predecessors, (52), 15 states have return successors, (55), 51 states have call predecessors, (55), 51 states have call successors, (55) [2024-11-12 08:39:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 210 transitions. [2024-11-12 08:39:02,123 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 210 transitions. Word has length 189 [2024-11-12 08:39:02,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:39:02,124 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 210 transitions. [2024-11-12 08:39:02,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-12 08:39:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 210 transitions. [2024-11-12 08:39:02,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-12 08:39:02,133 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:39:02,133 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:39:02,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-12 08:39:02,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:39:02,334 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:39:02,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:39:02,336 INFO L85 PathProgramCache]: Analyzing trace with hash -765566814, now seen corresponding path program 2 times [2024-11-12 08:39:02,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:39:02,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834966175] [2024-11-12 08:39:02,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:39:02,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:39:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:07,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:39:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:07,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-12 08:39:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:07,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:39:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:07,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:39:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:07,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:39:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-12 08:39:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:39:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:39:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 08:39:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 08:39:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-12 08:39:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 08:39:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:39:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:39:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 08:39:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:39:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:39:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-12 08:39:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-12 08:39:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-12 08:39:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 08:39:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 08:39:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-12 08:39:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-12 08:39:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 08:39:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 08:39:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 08:39:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 08:39:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 08:39:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:08,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-12 08:39:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:09,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-12 08:39:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:09,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-12 08:39:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:09,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-12 08:39:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:09,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-12 08:39:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:39:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2024-11-12 08:39:09,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:39:09,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834966175] [2024-11-12 08:39:09,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834966175] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:39:09,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847460093] [2024-11-12 08:39:09,112 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 08:39:09,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:39:09,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:39:09,114 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 08:39:09,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process