./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 077859a827b9835fc70ffe4bef1d8360e024e130f860bf1f8321474f6266da95 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 04:50:45,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 04:50:45,113 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 04:50:45,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 04:50:45,117 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 04:50:45,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 04:50:45,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 04:50:45,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 04:50:45,141 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 04:50:45,141 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 04:50:45,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 04:50:45,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 04:50:45,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 04:50:45,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 04:50:45,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 04:50:45,143 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 04:50:45,144 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 04:50:45,144 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 04:50:45,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 04:50:45,145 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 04:50:45,145 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 04:50:45,145 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 04:50:45,145 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 04:50:45,145 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 077859a827b9835fc70ffe4bef1d8360e024e130f860bf1f8321474f6266da95 [2025-02-06 04:50:45,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 04:50:45,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 04:50:45,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 04:50:45,389 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 04:50:45,389 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 04:50:45,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i [2025-02-06 04:50:46,561 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4c6feb210/ec0346fe8c78456787886bdc5832d482/FLAGb79fa0caa [2025-02-06 04:50:46,991 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 04:50:46,992 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i [2025-02-06 04:50:47,023 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4c6feb210/ec0346fe8c78456787886bdc5832d482/FLAGb79fa0caa [2025-02-06 04:50:47,140 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4c6feb210/ec0346fe8c78456787886bdc5832d482 [2025-02-06 04:50:47,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 04:50:47,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 04:50:47,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 04:50:47,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 04:50:47,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 04:50:47,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 04:50:47" (1/1) ... [2025-02-06 04:50:47,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7444f81b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:47, skipping insertion in model container [2025-02-06 04:50:47,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 04:50:47" (1/1) ... [2025-02-06 04:50:47,198 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 04:50:47,377 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4495,4508] [2025-02-06 04:50:47,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4555,4568] [2025-02-06 04:50:47,928 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,931 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,931 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,932 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,932 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,947 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,948 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,949 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,951 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,953 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,955 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,956 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:47,956 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,324 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,338 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,423 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,423 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 04:50:48,457 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 04:50:48,473 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4495,4508] [2025-02-06 04:50:48,477 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_get_at_harness.i[4555,4568] [2025-02-06 04:50:48,531 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,532 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,532 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,532 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,533 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,541 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,542 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,542 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,544 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,545 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,545 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,545 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,548 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,633 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,635 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7769-7780] [2025-02-06 04:50:48,654 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,656 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:50:48,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 04:50:48,800 INFO L204 MainTranslator]: Completed translation [2025-02-06 04:50:48,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48 WrapperNode [2025-02-06 04:50:48,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 04:50:48,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 04:50:48,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 04:50:48,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 04:50:48,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:48,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:48,904 INFO L138 Inliner]: procedures = 680, calls = 1679, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 656 [2025-02-06 04:50:48,904 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 04:50:48,905 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 04:50:48,905 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 04:50:48,905 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 04:50:48,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:48,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:48,922 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:48,980 INFO L175 MemorySlicer]: Split 313 memory accesses to 6 slices as follows [238, 2, 6, 55, 9, 3]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 0, 10, 5, 1]. The 239 writes are split as follows [232, 0, 2, 3, 1, 1]. [2025-02-06 04:50:48,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:48,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:49,007 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:49,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:49,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:49,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:49,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 04:50:49,042 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 04:50:49,043 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 04:50:49,043 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 04:50:49,044 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (1/1) ... [2025-02-06 04:50:49,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 04:50:49,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 04:50:49,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 04:50:49,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 04:50:49,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 04:50:49,095 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2025-02-06 04:50:49,095 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2025-02-06 04:50:49,095 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2025-02-06 04:50:49,095 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2025-02-06 04:50:49,095 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 04:50:49,095 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-02-06 04:50:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 04:50:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 04:50:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 04:50:49,098 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-06 04:50:49,098 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-06 04:50:49,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 04:50:49,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-06 04:50:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 04:50:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-06 04:50:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2025-02-06 04:50:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2025-02-06 04:50:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 04:50:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 04:50:49,358 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 04:50:49,367 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 04:50:49,404 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2782: havoc #t~malloc77.base, #t~malloc77.offset; [2025-02-06 04:50:49,428 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-02-06 04:50:49,445 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2588: havoc #t~ret57#1; [2025-02-06 04:50:49,503 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2796: havoc #t~ret81;havoc #t~ite83.base, #t~ite83.offset;havoc #t~ret82.base, #t~ret82.offset; [2025-02-06 04:50:49,587 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3268: call ULTIMATE.dealloc(~#required_size~0.base, ~#required_size~0.offset);havoc ~#required_size~0.base, ~#required_size~0.offset; [2025-02-06 04:50:49,589 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 04:50:49,609 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7390: havoc #t~ret683.base, #t~ret683.offset; [2025-02-06 04:50:54,748 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3512: havoc aws_array_list_get_at_#t~ret279#1; [2025-02-06 04:50:54,823 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2025-02-06 04:50:54,824 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 04:50:54,835 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 04:50:54,836 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 04:50:54,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 04:50:54 BoogieIcfgContainer [2025-02-06 04:50:54,837 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 04:50:54,839 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 04:50:54,839 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 04:50:54,843 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 04:50:54,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 04:50:47" (1/3) ... [2025-02-06 04:50:54,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c06a32a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 04:50:54, skipping insertion in model container [2025-02-06 04:50:54,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:50:48" (2/3) ... [2025-02-06 04:50:54,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c06a32a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 04:50:54, skipping insertion in model container [2025-02-06 04:50:54,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 04:50:54" (3/3) ... [2025-02-06 04:50:54,846 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_array_list_get_at_harness.i [2025-02-06 04:50:54,857 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 04:50:54,859 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_array_list_get_at_harness.i that has 18 procedures, 184 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 04:50:54,904 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 04:50:54,914 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;@35e6374, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 04:50:54,914 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 04:50:54,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 184 states, 110 states have (on average 1.2) internal successors, (132), 111 states have internal predecessors, (132), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2025-02-06 04:50:54,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-02-06 04:50:54,927 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:50:54,928 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 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] [2025-02-06 04:50:54,929 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:50:54,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:50:54,934 INFO L85 PathProgramCache]: Analyzing trace with hash -753177320, now seen corresponding path program 1 times [2025-02-06 04:50:54,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:50:54,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755633410] [2025-02-06 04:50:54,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:50:54,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:50:59,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 04:50:59,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 04:50:59,963 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:50:59,963 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2025-02-06 04:51:00,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:51:00,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755633410] [2025-02-06 04:51:00,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755633410] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 04:51:00,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780961702] [2025-02-06 04:51:00,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:00,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 04:51:00,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 04:51:00,391 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 04:51:00,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 04:51:04,790 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 04:51:05,310 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 04:51:05,311 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:05,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:05,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 4277 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 04:51:05,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 04:51:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2025-02-06 04:51:05,374 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 04:51:05,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780961702] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:51:05,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 04:51:05,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 04:51:05,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885215361] [2025-02-06 04:51:05,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:51:05,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 04:51:05,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:51:05,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 04:51:05,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 04:51:05,399 INFO L87 Difference]: Start difference. First operand has 184 states, 110 states have (on average 1.2) internal successors, (132), 111 states have internal predecessors, (132), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-02-06 04:51:05,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:51:05,442 INFO L93 Difference]: Finished difference Result 361 states and 511 transitions. [2025-02-06 04:51:05,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 04:51:05,448 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 134 [2025-02-06 04:51:05,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:51:05,454 INFO L225 Difference]: With dead ends: 361 [2025-02-06 04:51:05,454 INFO L226 Difference]: Without dead ends: 175 [2025-02-06 04:51:05,457 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 04:51:05,460 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 04:51:05,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 04:51:05,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2025-02-06 04:51:05,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2025-02-06 04:51:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 103 states have (on average 1.1650485436893203) internal successors, (120), 104 states have internal predecessors, (120), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2025-02-06 04:51:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 228 transitions. [2025-02-06 04:51:05,518 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 228 transitions. Word has length 134 [2025-02-06 04:51:05,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:51:05,518 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 228 transitions. [2025-02-06 04:51:05,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-02-06 04:51:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 228 transitions. [2025-02-06 04:51:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-02-06 04:51:05,520 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:51:05,521 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 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] [2025-02-06 04:51:05,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 04:51:05,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-06 04:51:05,725 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:51:05,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:51:05,726 INFO L85 PathProgramCache]: Analyzing trace with hash 34364310, now seen corresponding path program 1 times [2025-02-06 04:51:05,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:51:05,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152724790] [2025-02-06 04:51:05,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:05,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:51:09,630 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 04:51:09,764 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 04:51:09,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:09,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2025-02-06 04:51:10,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:51:10,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152724790] [2025-02-06 04:51:10,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152724790] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 04:51:10,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244753029] [2025-02-06 04:51:10,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:10,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 04:51:10,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 04:51:10,767 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 04:51:10,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-06 04:51:15,170 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 04:51:15,598 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 04:51:15,598 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:15,598 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:15,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 4277 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-06 04:51:15,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 04:51:16,272 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2025-02-06 04:51:16,278 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 04:51:16,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244753029] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:51:16,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 04:51:16,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2025-02-06 04:51:16,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605905165] [2025-02-06 04:51:16,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:51:16,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-06 04:51:16,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:51:16,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-06 04:51:16,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2025-02-06 04:51:16,280 INFO L87 Difference]: Start difference. First operand 175 states and 228 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 04:51:18,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:51:18,719 INFO L93 Difference]: Finished difference Result 323 states and 427 transitions. [2025-02-06 04:51:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 04:51:18,720 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 134 [2025-02-06 04:51:18,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:51:18,724 INFO L225 Difference]: With dead ends: 323 [2025-02-06 04:51:18,724 INFO L226 Difference]: Without dead ends: 177 [2025-02-06 04:51:18,725 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-06 04:51:18,725 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 240 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2025-02-06 04:51:18,725 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 650 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2025-02-06 04:51:18,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2025-02-06 04:51:18,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2025-02-06 04:51:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 104 states have (on average 1.1634615384615385) internal successors, (121), 106 states have internal predecessors, (121), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (58), 53 states have call predecessors, (58), 53 states have call successors, (58) [2025-02-06 04:51:18,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2025-02-06 04:51:18,758 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 134 [2025-02-06 04:51:18,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:51:18,758 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2025-02-06 04:51:18,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-02-06 04:51:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2025-02-06 04:51:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2025-02-06 04:51:18,763 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:51:18,763 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 04:51:18,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-02-06 04:51:18,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 04:51:18,964 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:51:18,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:51:18,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1368448006, now seen corresponding path program 1 times [2025-02-06 04:51:18,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:51:18,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328888426] [2025-02-06 04:51:18,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:18,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:51:23,135 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-02-06 04:51:23,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-02-06 04:51:23,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:23,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:24,460 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2025-02-06 04:51:24,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:51:24,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328888426] [2025-02-06 04:51:24,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328888426] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 04:51:24,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736261590] [2025-02-06 04:51:24,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:24,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 04:51:24,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 04:51:24,462 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 04:51:24,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-06 04:51:28,857 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-02-06 04:51:29,284 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-02-06 04:51:29,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:29,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:29,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 4531 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 04:51:29,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 04:51:30,415 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2025-02-06 04:51:30,416 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 04:51:30,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1736261590] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:51:30,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 04:51:30,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2025-02-06 04:51:30,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841250849] [2025-02-06 04:51:30,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:51:30,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 04:51:30,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:51:30,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 04:51:30,422 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2025-02-06 04:51:30,422 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2025-02-06 04:51:33,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:51:33,165 INFO L93 Difference]: Finished difference Result 283 states and 374 transitions. [2025-02-06 04:51:33,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 04:51:33,166 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 164 [2025-02-06 04:51:33,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:51:33,168 INFO L225 Difference]: With dead ends: 283 [2025-02-06 04:51:33,168 INFO L226 Difference]: Without dead ends: 177 [2025-02-06 04:51:33,168 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2025-02-06 04:51:33,169 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 241 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2025-02-06 04:51:33,169 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 809 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2025-02-06 04:51:33,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2025-02-06 04:51:33,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2025-02-06 04:51:33,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 104 states have (on average 1.1634615384615385) internal successors, (121), 106 states have internal predecessors, (121), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 53 states have call predecessors, (55), 53 states have call successors, (55) [2025-02-06 04:51:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 231 transitions. [2025-02-06 04:51:33,191 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 231 transitions. Word has length 164 [2025-02-06 04:51:33,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:51:33,193 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 231 transitions. [2025-02-06 04:51:33,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.166666666666666) internal successors, (67), 7 states have internal predecessors, (67), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2025-02-06 04:51:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 231 transitions. [2025-02-06 04:51:33,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-02-06 04:51:33,195 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:51:33,198 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2025-02-06 04:51:33,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-06 04:51:33,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 04:51:33,399 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:51:33,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:51:33,399 INFO L85 PathProgramCache]: Analyzing trace with hash -782141265, now seen corresponding path program 2 times [2025-02-06 04:51:33,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:51:33,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757439069] [2025-02-06 04:51:33,400 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 04:51:33,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:51:37,616 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 179 statements into 2 equivalence classes. [2025-02-06 04:51:38,044 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 179 of 179 statements. [2025-02-06 04:51:38,045 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 04:51:38,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2025-02-06 04:51:39,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:51:39,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757439069] [2025-02-06 04:51:39,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757439069] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:51:39,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 04:51:39,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-02-06 04:51:39,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536152816] [2025-02-06 04:51:39,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:51:39,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-06 04:51:39,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:51:39,434 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 04:51:39,434 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-02-06 04:51:39,434 INFO L87 Difference]: Start difference. First operand 177 states and 231 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 5 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (24), 5 states have call predecessors, (24), 4 states have call successors, (24) [2025-02-06 04:51:40,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:51:40,881 INFO L93 Difference]: Finished difference Result 272 states and 351 transitions. [2025-02-06 04:51:40,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 04:51:40,882 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 5 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (24), 5 states have call predecessors, (24), 4 states have call successors, (24) Word has length 179 [2025-02-06 04:51:40,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:51:40,884 INFO L225 Difference]: With dead ends: 272 [2025-02-06 04:51:40,884 INFO L226 Difference]: Without dead ends: 175 [2025-02-06 04:51:40,884 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2025-02-06 04:51:40,885 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 55 mSDsluCounter, 1124 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 1332 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-02-06 04:51:40,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 1332 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-02-06 04:51:40,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2025-02-06 04:51:40,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2025-02-06 04:51:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 103 states have (on average 1.1553398058252426) internal successors, (119), 104 states have internal predecessors, (119), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2025-02-06 04:51:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 227 transitions. [2025-02-06 04:51:40,906 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 227 transitions. Word has length 179 [2025-02-06 04:51:40,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:51:40,906 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 227 transitions. [2025-02-06 04:51:40,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 5 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (24), 5 states have call predecessors, (24), 4 states have call successors, (24) [2025-02-06 04:51:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 227 transitions. [2025-02-06 04:51:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-02-06 04:51:40,908 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:51:40,908 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-02-06 04:51:40,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 04:51:40,908 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:51:40,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:51:40,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1765118993, now seen corresponding path program 1 times [2025-02-06 04:51:40,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:51:40,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431317288] [2025-02-06 04:51:40,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:40,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:51:44,752 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-02-06 04:51:44,879 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-02-06 04:51:44,879 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:44,879 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2025-02-06 04:51:47,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:51:47,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431317288] [2025-02-06 04:51:47,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431317288] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:51:47,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 04:51:47,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-02-06 04:51:47,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873691210] [2025-02-06 04:51:47,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:51:47,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-06 04:51:47,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:51:47,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 04:51:47,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-02-06 04:51:47,108 INFO L87 Difference]: Start difference. First operand 175 states and 227 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 7 states have internal predecessors, (58), 4 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 5 states have call predecessors, (24), 4 states have call successors, (24) [2025-02-06 04:51:47,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:51:47,777 INFO L93 Difference]: Finished difference Result 315 states and 416 transitions. [2025-02-06 04:51:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-06 04:51:47,777 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 7 states have internal predecessors, (58), 4 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 5 states have call predecessors, (24), 4 states have call successors, (24) Word has length 209 [2025-02-06 04:51:47,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:51:47,781 INFO L225 Difference]: With dead ends: 315 [2025-02-06 04:51:47,781 INFO L226 Difference]: Without dead ends: 214 [2025-02-06 04:51:47,782 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-02-06 04:51:47,782 INFO L435 NwaCegarLoop]: 229 mSDtfsCounter, 14 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 04:51:47,784 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 1587 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 04:51:47,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2025-02-06 04:51:47,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 197. [2025-02-06 04:51:47,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 116 states have (on average 1.1551724137931034) internal successors, (134), 117 states have internal predecessors, (134), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (62), 62 states have call predecessors, (62), 61 states have call successors, (62) [2025-02-06 04:51:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 259 transitions. [2025-02-06 04:51:47,799 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 259 transitions. Word has length 209 [2025-02-06 04:51:47,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:51:47,800 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 259 transitions. [2025-02-06 04:51:47,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 7 states have internal predecessors, (58), 4 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 5 states have call predecessors, (24), 4 states have call successors, (24) [2025-02-06 04:51:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2025-02-06 04:51:47,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-02-06 04:51:47,802 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:51:47,802 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-02-06 04:51:47,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 04:51:47,802 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:51:47,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:51:47,803 INFO L85 PathProgramCache]: Analyzing trace with hash -748348368, now seen corresponding path program 1 times [2025-02-06 04:51:47,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:51:47,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028316296] [2025-02-06 04:51:47,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:47,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:51:51,607 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-02-06 04:51:52,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-02-06 04:51:52,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:51:52,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:51:54,085 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2025-02-06 04:51:54,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:51:54,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028316296] [2025-02-06 04:51:54,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028316296] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 04:51:54,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2482160] [2025-02-06 04:51:54,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:51:54,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 04:51:54,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 04:51:54,088 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 04:51:54,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-06 04:51:59,430 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-02-06 04:52:00,037 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-02-06 04:52:00,037 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:52:00,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:52:00,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 4909 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 04:52:00,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 04:52:00,270 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2025-02-06 04:52:00,270 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 04:52:00,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2482160] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:52:00,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 04:52:00,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2025-02-06 04:52:00,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277258524] [2025-02-06 04:52:00,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:52:00,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 04:52:00,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:52:00,273 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 04:52:00,273 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-06 04:52:00,273 INFO L87 Difference]: Start difference. First operand 197 states and 259 transitions. Second operand has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2025-02-06 04:52:01,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:52:01,161 INFO L93 Difference]: Finished difference Result 310 states and 407 transitions. [2025-02-06 04:52:01,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 04:52:01,162 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) Word has length 209 [2025-02-06 04:52:01,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:52:01,163 INFO L225 Difference]: With dead ends: 310 [2025-02-06 04:52:01,163 INFO L226 Difference]: Without dead ends: 197 [2025-02-06 04:52:01,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-06 04:52:01,164 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 0 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 806 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-06 04:52:01,165 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 806 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-06 04:52:01,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2025-02-06 04:52:01,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2025-02-06 04:52:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 116 states have (on average 1.1379310344827587) internal successors, (132), 117 states have internal predecessors, (132), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (62), 62 states have call predecessors, (62), 61 states have call successors, (62) [2025-02-06 04:52:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 257 transitions. [2025-02-06 04:52:01,174 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 257 transitions. Word has length 209 [2025-02-06 04:52:01,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:52:01,175 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 257 transitions. [2025-02-06 04:52:01,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.5) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2025-02-06 04:52:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 257 transitions. [2025-02-06 04:52:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-02-06 04:52:01,176 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:52:01,176 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2025-02-06 04:52:01,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-02-06 04:52:01,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2025-02-06 04:52:01,377 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:52:01,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:52:01,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1263868817, now seen corresponding path program 1 times [2025-02-06 04:52:01,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:52:01,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989961112] [2025-02-06 04:52:01,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:52:01,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:52:05,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-02-06 04:52:05,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-02-06 04:52:05,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:52:05,413 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 04:52:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2025-02-06 04:52:07,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 04:52:07,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989961112] [2025-02-06 04:52:07,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989961112] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 04:52:07,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 04:52:07,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-02-06 04:52:07,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143691534] [2025-02-06 04:52:07,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 04:52:07,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 04:52:07,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 04:52:07,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 04:52:07,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-02-06 04:52:07,128 INFO L87 Difference]: Start difference. First operand 197 states and 257 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) [2025-02-06 04:52:07,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 04:52:07,537 INFO L93 Difference]: Finished difference Result 298 states and 386 transitions. [2025-02-06 04:52:07,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 04:52:07,539 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) Word has length 209 [2025-02-06 04:52:07,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 04:52:07,543 INFO L225 Difference]: With dead ends: 298 [2025-02-06 04:52:07,543 INFO L226 Difference]: Without dead ends: 175 [2025-02-06 04:52:07,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2025-02-06 04:52:07,544 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 4 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 04:52:07,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1329 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 04:52:07,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2025-02-06 04:52:07,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2025-02-06 04:52:07,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 103 states have (on average 1.1359223300970873) internal successors, (117), 104 states have internal predecessors, (117), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2025-02-06 04:52:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 225 transitions. [2025-02-06 04:52:07,571 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 225 transitions. Word has length 209 [2025-02-06 04:52:07,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 04:52:07,571 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 225 transitions. [2025-02-06 04:52:07,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) [2025-02-06 04:52:07,571 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 225 transitions. [2025-02-06 04:52:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-02-06 04:52:07,578 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 04:52:07,578 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1] [2025-02-06 04:52:07,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 04:52:07,578 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 04:52:07,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 04:52:07,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1458887637, now seen corresponding path program 1 times [2025-02-06 04:52:07,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 04:52:07,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438256069] [2025-02-06 04:52:07,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 04:52:07,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 04:52:11,571 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-02-06 04:52:13,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-02-06 04:52:13,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 04:52:13,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat