./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/readlink-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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/busybox-1.22.0/readlink-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1025652295f7577d6e0be1e025f6e833268b797b1bf474da60e2801dd32b08c6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 18:01:06,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 18:01:06,551 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-02-06 18:01:06,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 18:01:06,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 18:01:06,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 18:01:06,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 18:01:06,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 18:01:06,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 18:01:06,581 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 18:01:06,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 18:01:06,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 18:01:06,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 18:01:06,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 18:01:06,582 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 18:01:06,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 18:01:06,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 18:01:06,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 18:01:06,583 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 18:01:06,584 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 18:01:06,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 18:01:06,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 18:01:06,584 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 ! overflow) ) 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 -> 1025652295f7577d6e0be1e025f6e833268b797b1bf474da60e2801dd32b08c6 [2025-02-06 18:01:06,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 18:01:06,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 18:01:06,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 18:01:06,843 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 18:01:06,844 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 18:01:06,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2025-02-06 18:01:08,212 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f7b700dc4/d0fbf317d956432ebf8886bdd509ea42/FLAGf58363e1a [2025-02-06 18:01:08,679 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 18:01:08,680 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2025-02-06 18:01:08,709 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f7b700dc4/d0fbf317d956432ebf8886bdd509ea42/FLAGf58363e1a [2025-02-06 18:01:08,727 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f7b700dc4/d0fbf317d956432ebf8886bdd509ea42 [2025-02-06 18:01:08,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 18:01:08,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 18:01:08,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 18:01:08,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 18:01:08,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 18:01:08,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:01:08" (1/1) ... [2025-02-06 18:01:08,739 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1fcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:08, skipping insertion in model container [2025-02-06 18:01:08,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:01:08" (1/1) ... [2025-02-06 18:01:08,797 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 18:01:09,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 18:01:09,762 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 18:01:09,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 18:01:10,006 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-02-06 18:01:10,013 INFO L204 MainTranslator]: Completed translation [2025-02-06 18:01:10,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10 WrapperNode [2025-02-06 18:01:10,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 18:01:10,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 18:01:10,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 18:01:10,016 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 18:01:10,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,116 INFO L138 Inliner]: procedures = 575, calls = 732, calls flagged for inlining = 29, calls inlined = 27, statements flattened = 1931 [2025-02-06 18:01:10,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 18:01:10,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 18:01:10,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 18:01:10,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 18:01:10,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,150 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,211 INFO L175 MemorySlicer]: Split 616 memory accesses to 22 slices as follows [2, 15, 29, 4, 3, 38, 3, 4, 3, 9, 3, 17, 3, 17, 355, 7, 2, 17, 3, 23, 44, 15]. 58 percent of accesses are in the largest equivalence class. The 384 initializations are split as follows [2, 0, 2, 0, 3, 9, 3, 4, 0, 1, 0, 0, 0, 4, 355, 0, 0, 1, 0, 0, 0, 0]. The 98 writes are split as follows [0, 1, 19, 4, 0, 0, 0, 0, 0, 4, 0, 17, 0, 4, 0, 7, 1, 15, 0, 11, 12, 3]. [2025-02-06 18:01:10,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,264 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 18:01:10,394 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 18:01:10,394 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 18:01:10,394 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 18:01:10,395 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (1/1) ... [2025-02-06 18:01:10,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 18:01:10,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:10,434 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 18:01:10,437 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 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2025-02-06 18:01:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2025-02-06 18:01:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2025-02-06 18:01:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2025-02-06 18:01:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2025-02-06 18:01:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-02-06 18:01:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-02-06 18:01:10,465 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 18:01:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 18:01:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 18:01:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-06 18:01:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-02-06 18:01:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-02-06 18:01:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 18:01:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 18:01:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-02-06 18:01:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-02-06 18:01:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-02-06 18:01:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-02-06 18:01:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-02-06 18:01:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-02-06 18:01:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-02-06 18:01:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-02-06 18:01:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-02-06 18:01:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-02-06 18:01:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-02-06 18:01:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-02-06 18:01:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 18:01:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-02-06 18:01:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-02-06 18:01:10,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-02-06 18:01:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-02-06 18:01:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-02-06 18:01:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 18:01:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 18:01:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 18:01:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 18:01:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-02-06 18:01:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-06 18:01:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-06 18:01:11,060 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 18:01:11,063 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 18:01:16,904 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2390: call ULTIMATE.dealloc(getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset);havoc getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset; [2025-02-06 18:01:16,905 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3066: havoc getopt_long_#t~ret265#1; [2025-02-06 18:01:17,257 INFO L? ?]: Removed 826 outVars from TransFormulas that were not future-live. [2025-02-06 18:01:17,257 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 18:01:17,313 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 18:01:17,313 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 18:01:17,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:01:17 BoogieIcfgContainer [2025-02-06 18:01:17,314 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 18:01:17,316 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 18:01:17,316 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 18:01:17,320 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 18:01:17,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 06:01:08" (1/3) ... [2025-02-06 18:01:17,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5871bd34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:01:17, skipping insertion in model container [2025-02-06 18:01:17,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:01:10" (2/3) ... [2025-02-06 18:01:17,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5871bd34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:01:17, skipping insertion in model container [2025-02-06 18:01:17,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:01:17" (3/3) ... [2025-02-06 18:01:17,325 INFO L128 eAbstractionObserver]: Analyzing ICFG readlink-2.i [2025-02-06 18:01:17,345 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 18:01:17,355 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG readlink-2.i that has 71 procedures, 765 locations, 1 initial locations, 74 loop locations, and 65 error locations. [2025-02-06 18:01:17,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 18:01:17,420 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;@66a53d09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 18:01:17,421 INFO L334 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2025-02-06 18:01:17,425 INFO L276 IsEmpty]: Start isEmpty. Operand has 529 states, 429 states have (on average 1.648018648018648) internal successors, (707), 496 states have internal predecessors, (707), 23 states have call successors, (23), 11 states have call predecessors, (23), 11 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-02-06 18:01:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-06 18:01:17,430 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:17,430 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-06 18:01:17,431 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:17,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:17,435 INFO L85 PathProgramCache]: Analyzing trace with hash 38047999, now seen corresponding path program 1 times [2025-02-06 18:01:17,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:17,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980632021] [2025-02-06 18:01:17,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:17,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:17,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 18:01:17,986 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 18:01:17,987 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:17,987 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:18,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:18,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980632021] [2025-02-06 18:01:18,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980632021] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:18,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:18,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:18,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750366482] [2025-02-06 18:01:18,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:18,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:18,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:18,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:18,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:18,587 INFO L87 Difference]: Start difference. First operand has 529 states, 429 states have (on average 1.648018648018648) internal successors, (707), 496 states have internal predecessors, (707), 23 states have call successors, (23), 11 states have call predecessors, (23), 11 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:01:18,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:18,965 INFO L93 Difference]: Finished difference Result 963 states and 1397 transitions. [2025-02-06 18:01:18,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:18,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2025-02-06 18:01:18,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:18,977 INFO L225 Difference]: With dead ends: 963 [2025-02-06 18:01:18,977 INFO L226 Difference]: Without dead ends: 435 [2025-02-06 18:01:18,986 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:18,988 INFO L435 NwaCegarLoop]: 577 mSDtfsCounter, 1 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1149 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:18,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1149 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 18:01:19,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2025-02-06 18:01:19,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2025-02-06 18:01:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 363 states have (on average 1.5730027548209367) internal successors, (571), 413 states have internal predecessors, (571), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:19,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 601 transitions. [2025-02-06 18:01:19,054 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 601 transitions. Word has length 4 [2025-02-06 18:01:19,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:19,054 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 601 transitions. [2025-02-06 18:01:19,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:01:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 601 transitions. [2025-02-06 18:01:19,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-02-06 18:01:19,055 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:19,055 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2025-02-06 18:01:19,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 18:01:19,055 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:19,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:19,055 INFO L85 PathProgramCache]: Analyzing trace with hash -382265999, now seen corresponding path program 1 times [2025-02-06 18:01:19,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:19,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890914001] [2025-02-06 18:01:19,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:19,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:19,295 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-06 18:01:19,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-06 18:01:19,343 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:19,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:19,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:19,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:19,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890914001] [2025-02-06 18:01:19,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890914001] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:19,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670867830] [2025-02-06 18:01:19,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:19,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:19,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:19,600 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 18:01:19,601 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 18:01:20,095 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-06 18:01:20,271 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-06 18:01:20,271 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:20,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:20,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 1321 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 18:01:20,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:20,315 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 18:01:20,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670867830] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:20,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 18:01:20,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-02-06 18:01:20,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821730204] [2025-02-06 18:01:20,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:20,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 18:01:20,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:20,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 18:01:20,318 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:20,318 INFO L87 Difference]: Start difference. First operand 435 states and 601 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:01:20,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:20,420 INFO L93 Difference]: Finished difference Result 435 states and 601 transitions. [2025-02-06 18:01:20,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 18:01:20,421 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2025-02-06 18:01:20,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:20,423 INFO L225 Difference]: With dead ends: 435 [2025-02-06 18:01:20,423 INFO L226 Difference]: Without dead ends: 434 [2025-02-06 18:01:20,424 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:20,424 INFO L435 NwaCegarLoop]: 570 mSDtfsCounter, 1 mSDsluCounter, 1138 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1708 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:20,424 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1708 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:20,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2025-02-06 18:01:20,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2025-02-06 18:01:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 363 states have (on average 1.5702479338842976) internal successors, (570), 412 states have internal predecessors, (570), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:20,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 600 transitions. [2025-02-06 18:01:20,441 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 600 transitions. Word has length 7 [2025-02-06 18:01:20,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:20,442 INFO L471 AbstractCegarLoop]: Abstraction has 434 states and 600 transitions. [2025-02-06 18:01:20,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:01:20,442 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 600 transitions. [2025-02-06 18:01:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-02-06 18:01:20,442 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:20,442 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2025-02-06 18:01:20,457 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 18:01:20,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:20,644 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:20,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:20,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1034657089, now seen corresponding path program 1 times [2025-02-06 18:01:20,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:20,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957315353] [2025-02-06 18:01:20,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:20,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:20,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 18:01:20,912 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 18:01:20,912 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:20,912 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:21,065 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-06 18:01:21,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:21,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957315353] [2025-02-06 18:01:21,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957315353] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:21,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:21,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:21,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774870274] [2025-02-06 18:01:21,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:21,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:21,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:21,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:21,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:21,067 INFO L87 Difference]: Start difference. First operand 434 states and 600 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:01:21,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:21,140 INFO L93 Difference]: Finished difference Result 434 states and 600 transitions. [2025-02-06 18:01:21,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:21,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2025-02-06 18:01:21,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:21,143 INFO L225 Difference]: With dead ends: 434 [2025-02-06 18:01:21,143 INFO L226 Difference]: Without dead ends: 433 [2025-02-06 18:01:21,143 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:21,144 INFO L435 NwaCegarLoop]: 571 mSDtfsCounter, 0 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1140 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:21,144 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1140 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:21,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2025-02-06 18:01:21,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 431. [2025-02-06 18:01:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 361 states have (on average 1.5706371191135735) internal successors, (567), 409 states have internal predecessors, (567), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:21,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 597 transitions. [2025-02-06 18:01:21,167 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 597 transitions. Word has length 8 [2025-02-06 18:01:21,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:21,167 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 597 transitions. [2025-02-06 18:01:21,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:01:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 597 transitions. [2025-02-06 18:01:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-02-06 18:01:21,168 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:21,168 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:21,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 18:01:21,168 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:21,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:21,168 INFO L85 PathProgramCache]: Analyzing trace with hash 594657133, now seen corresponding path program 1 times [2025-02-06 18:01:21,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:21,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408387680] [2025-02-06 18:01:21,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:21,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:21,412 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-02-06 18:01:21,434 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-02-06 18:01:21,435 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:21,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:21,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:21,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:21,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408387680] [2025-02-06 18:01:21,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408387680] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:21,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964738515] [2025-02-06 18:01:21,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:21,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:21,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:21,761 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 18:01:21,767 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 18:01:22,287 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-02-06 18:01:22,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-02-06 18:01:22,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:22,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:22,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 1338 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 18:01:22,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-06 18:01:22,477 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 18:01:22,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964738515] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:22,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 18:01:22,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-02-06 18:01:22,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822406836] [2025-02-06 18:01:22,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:22,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:22,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:22,479 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:22,479 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:22,479 INFO L87 Difference]: Start difference. First operand 431 states and 597 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:22,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:22,570 INFO L93 Difference]: Finished difference Result 431 states and 597 transitions. [2025-02-06 18:01:22,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:22,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2025-02-06 18:01:22,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:22,573 INFO L225 Difference]: With dead ends: 431 [2025-02-06 18:01:22,574 INFO L226 Difference]: Without dead ends: 429 [2025-02-06 18:01:22,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:22,575 INFO L435 NwaCegarLoop]: 563 mSDtfsCounter, 516 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:22,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 625 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:22,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2025-02-06 18:01:22,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 429. [2025-02-06 18:01:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 361 states have (on average 1.5650969529085872) internal successors, (565), 407 states have internal predecessors, (565), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 595 transitions. [2025-02-06 18:01:22,589 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 595 transitions. Word has length 12 [2025-02-06 18:01:22,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:22,590 INFO L471 AbstractCegarLoop]: Abstraction has 429 states and 595 transitions. [2025-02-06 18:01:22,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 595 transitions. [2025-02-06 18:01:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-02-06 18:01:22,591 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:22,591 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:22,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-06 18:01:22,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:22,792 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:22,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:22,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1254503103, now seen corresponding path program 1 times [2025-02-06 18:01:22,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:22,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327314763] [2025-02-06 18:01:22,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:22,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:22,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-06 18:01:22,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 18:01:22,977 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:22,977 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:23,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:23,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327314763] [2025-02-06 18:01:23,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327314763] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:23,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335422392] [2025-02-06 18:01:23,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:23,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:23,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:23,150 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 18:01:23,152 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 18:01:23,652 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-02-06 18:01:23,783 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-02-06 18:01:23,783 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:23,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:23,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 18:01:23,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:23,808 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:01:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:01:23,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335422392] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:01:23,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:01:23,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-02-06 18:01:23,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371029643] [2025-02-06 18:01:23,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:01:23,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 18:01:23,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:23,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 18:01:23,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 18:01:23,843 INFO L87 Difference]: Start difference. First operand 429 states and 595 transitions. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:01:23,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:23,950 INFO L93 Difference]: Finished difference Result 861 states and 1195 transitions. [2025-02-06 18:01:23,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 18:01:23,951 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 13 [2025-02-06 18:01:23,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:23,954 INFO L225 Difference]: With dead ends: 861 [2025-02-06 18:01:23,954 INFO L226 Difference]: Without dead ends: 438 [2025-02-06 18:01:23,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 18:01:23,957 INFO L435 NwaCegarLoop]: 569 mSDtfsCounter, 4 mSDsluCounter, 1134 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1703 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:23,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1703 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:23,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2025-02-06 18:01:23,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 438. [2025-02-06 18:01:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 370 states have (on average 1.5513513513513513) internal successors, (574), 416 states have internal predecessors, (574), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 604 transitions. [2025-02-06 18:01:23,968 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 604 transitions. Word has length 13 [2025-02-06 18:01:23,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:23,969 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 604 transitions. [2025-02-06 18:01:23,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:01:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 604 transitions. [2025-02-06 18:01:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-02-06 18:01:23,969 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:23,969 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:23,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-06 18:01:24,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:24,173 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:24,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:24,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1290518861, now seen corresponding path program 2 times [2025-02-06 18:01:24,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:24,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056030451] [2025-02-06 18:01:24,174 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 18:01:24,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:24,330 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 22 statements into 2 equivalence classes. [2025-02-06 18:01:24,375 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 10 of 22 statements. [2025-02-06 18:01:24,375 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 18:01:24,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:24,626 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 18:01:24,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:24,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056030451] [2025-02-06 18:01:24,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056030451] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:24,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:24,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 18:01:24,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815141242] [2025-02-06 18:01:24,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:24,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 18:01:24,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:24,628 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 18:01:24,628 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:24,628 INFO L87 Difference]: Start difference. First operand 438 states and 604 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:24,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:24,768 INFO L93 Difference]: Finished difference Result 438 states and 604 transitions. [2025-02-06 18:01:24,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 18:01:24,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2025-02-06 18:01:24,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:24,770 INFO L225 Difference]: With dead ends: 438 [2025-02-06 18:01:24,771 INFO L226 Difference]: Without dead ends: 436 [2025-02-06 18:01:24,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:24,772 INFO L435 NwaCegarLoop]: 558 mSDtfsCounter, 515 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:24,772 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [526 Valid, 1724 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:24,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2025-02-06 18:01:24,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 436. [2025-02-06 18:01:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 370 states have (on average 1.545945945945946) internal successors, (572), 414 states have internal predecessors, (572), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:24,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 602 transitions. [2025-02-06 18:01:24,796 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 602 transitions. Word has length 22 [2025-02-06 18:01:24,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:24,796 INFO L471 AbstractCegarLoop]: Abstraction has 436 states and 602 transitions. [2025-02-06 18:01:24,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 602 transitions. [2025-02-06 18:01:24,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-02-06 18:01:24,797 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:24,797 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:24,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 18:01:24,798 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:24,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:24,798 INFO L85 PathProgramCache]: Analyzing trace with hash 717329498, now seen corresponding path program 1 times [2025-02-06 18:01:24,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:24,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093414335] [2025-02-06 18:01:24,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:24,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:24,964 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-02-06 18:01:24,996 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-02-06 18:01:24,996 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:24,996 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:25,156 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 18:01:25,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:25,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093414335] [2025-02-06 18:01:25,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093414335] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:25,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:25,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:25,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355200437] [2025-02-06 18:01:25,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:25,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:25,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:25,157 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:25,157 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:25,157 INFO L87 Difference]: Start difference. First operand 436 states and 602 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:25,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:25,230 INFO L93 Difference]: Finished difference Result 855 states and 1188 transitions. [2025-02-06 18:01:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:25,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2025-02-06 18:01:25,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:25,233 INFO L225 Difference]: With dead ends: 855 [2025-02-06 18:01:25,233 INFO L226 Difference]: Without dead ends: 439 [2025-02-06 18:01:25,234 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:25,234 INFO L435 NwaCegarLoop]: 567 mSDtfsCounter, 1 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:25,236 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1129 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:25,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2025-02-06 18:01:25,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2025-02-06 18:01:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 373 states have (on average 1.5415549597855227) internal successors, (575), 417 states have internal predecessors, (575), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:25,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 605 transitions. [2025-02-06 18:01:25,256 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 605 transitions. Word has length 27 [2025-02-06 18:01:25,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:25,257 INFO L471 AbstractCegarLoop]: Abstraction has 439 states and 605 transitions. [2025-02-06 18:01:25,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 605 transitions. [2025-02-06 18:01:25,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2025-02-06 18:01:25,258 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:25,258 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:25,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 18:01:25,258 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:25,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:25,259 INFO L85 PathProgramCache]: Analyzing trace with hash 762039495, now seen corresponding path program 1 times [2025-02-06 18:01:25,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:25,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870239827] [2025-02-06 18:01:25,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:25,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:25,412 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 18:01:25,464 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 18:01:25,464 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:25,464 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 18:01:25,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:25,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870239827] [2025-02-06 18:01:25,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870239827] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:25,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:25,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:25,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128252997] [2025-02-06 18:01:25,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:25,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:25,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:25,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:25,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:25,674 INFO L87 Difference]: Start difference. First operand 439 states and 605 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:25,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:25,837 INFO L93 Difference]: Finished difference Result 738 states and 1044 transitions. [2025-02-06 18:01:25,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:25,838 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2025-02-06 18:01:25,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:25,843 INFO L225 Difference]: With dead ends: 738 [2025-02-06 18:01:25,843 INFO L226 Difference]: Without dead ends: 736 [2025-02-06 18:01:25,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:25,844 INFO L435 NwaCegarLoop]: 562 mSDtfsCounter, 413 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 1116 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:25,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [420 Valid, 1116 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:25,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2025-02-06 18:01:25,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 443. [2025-02-06 18:01:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 377 states have (on average 1.5384615384615385) internal successors, (580), 421 states have internal predecessors, (580), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:25,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 610 transitions. [2025-02-06 18:01:25,870 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 610 transitions. Word has length 28 [2025-02-06 18:01:25,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:25,871 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 610 transitions. [2025-02-06 18:01:25,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:25,871 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 610 transitions. [2025-02-06 18:01:25,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-02-06 18:01:25,871 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:25,872 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:25,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-06 18:01:25,872 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:25,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:25,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1793043930, now seen corresponding path program 1 times [2025-02-06 18:01:25,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:25,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841585034] [2025-02-06 18:01:25,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:25,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:26,044 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-02-06 18:01:26,068 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-02-06 18:01:26,068 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:26,068 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-06 18:01:26,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:26,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841585034] [2025-02-06 18:01:26,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841585034] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:26,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195630783] [2025-02-06 18:01:26,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:26,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:26,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:26,256 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 18:01:26,258 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 18:01:26,852 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-02-06 18:01:27,027 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-02-06 18:01:27,027 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:27,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:27,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 1528 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 18:01:27,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-06 18:01:27,128 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:01:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-06 18:01:27,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195630783] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:01:27,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:01:27,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 14 [2025-02-06 18:01:27,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414342402] [2025-02-06 18:01:27,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:01:27,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-02-06 18:01:27,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:27,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-02-06 18:01:27,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-02-06 18:01:27,248 INFO L87 Difference]: Start difference. First operand 443 states and 610 transitions. Second operand has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-02-06 18:01:27,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:27,477 INFO L93 Difference]: Finished difference Result 888 states and 1228 transitions. [2025-02-06 18:01:27,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-02-06 18:01:27,481 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 30 [2025-02-06 18:01:27,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:27,483 INFO L225 Difference]: With dead ends: 888 [2025-02-06 18:01:27,483 INFO L226 Difference]: Without dead ends: 460 [2025-02-06 18:01:27,484 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-02-06 18:01:27,488 INFO L435 NwaCegarLoop]: 561 mSDtfsCounter, 5 mSDsluCounter, 2236 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 2797 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:27,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 2797 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 18:01:27,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2025-02-06 18:01:27,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2025-02-06 18:01:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 395 states have (on average 1.5113924050632912) internal successors, (597), 438 states have internal predecessors, (597), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:27,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 627 transitions. [2025-02-06 18:01:27,502 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 627 transitions. Word has length 30 [2025-02-06 18:01:27,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:27,504 INFO L471 AbstractCegarLoop]: Abstraction has 460 states and 627 transitions. [2025-02-06 18:01:27,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-02-06 18:01:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 627 transitions. [2025-02-06 18:01:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2025-02-06 18:01:27,506 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:27,506 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:27,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-06 18:01:27,707 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,SelfDestructingSolverStorable8 [2025-02-06 18:01:27,708 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:27,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:27,712 INFO L85 PathProgramCache]: Analyzing trace with hash 639322566, now seen corresponding path program 1 times [2025-02-06 18:01:27,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:27,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390667440] [2025-02-06 18:01:27,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:27,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:27,925 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-02-06 18:01:27,966 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-02-06 18:01:27,966 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:27,966 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2025-02-06 18:01:28,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:28,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390667440] [2025-02-06 18:01:28,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390667440] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:28,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:28,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:28,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496959498] [2025-02-06 18:01:28,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:28,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:28,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:28,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:28,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:28,132 INFO L87 Difference]: Start difference. First operand 460 states and 627 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:28,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:28,210 INFO L93 Difference]: Finished difference Result 472 states and 641 transitions. [2025-02-06 18:01:28,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:28,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2025-02-06 18:01:28,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:28,213 INFO L225 Difference]: With dead ends: 472 [2025-02-06 18:01:28,214 INFO L226 Difference]: Without dead ends: 470 [2025-02-06 18:01:28,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:28,214 INFO L435 NwaCegarLoop]: 564 mSDtfsCounter, 2 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1124 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:28,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1124 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:28,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2025-02-06 18:01:28,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 469. [2025-02-06 18:01:28,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 404 states have (on average 1.5074257425742574) internal successors, (609), 447 states have internal predecessors, (609), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 639 transitions. [2025-02-06 18:01:28,230 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 639 transitions. Word has length 48 [2025-02-06 18:01:28,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:28,231 INFO L471 AbstractCegarLoop]: Abstraction has 469 states and 639 transitions. [2025-02-06 18:01:28,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:28,231 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 639 transitions. [2025-02-06 18:01:28,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-06 18:01:28,232 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:28,232 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:28,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-02-06 18:01:28,232 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:28,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:28,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1655830820, now seen corresponding path program 1 times [2025-02-06 18:01:28,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:28,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359718233] [2025-02-06 18:01:28,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:28,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:28,419 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-02-06 18:01:28,444 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-02-06 18:01:28,444 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:28,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2025-02-06 18:01:28,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:28,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359718233] [2025-02-06 18:01:28,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359718233] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:28,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:28,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:28,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312282910] [2025-02-06 18:01:28,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:28,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:28,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:28,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:28,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:28,545 INFO L87 Difference]: Start difference. First operand 469 states and 639 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:28,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:28,607 INFO L93 Difference]: Finished difference Result 469 states and 639 transitions. [2025-02-06 18:01:28,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:28,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2025-02-06 18:01:28,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:28,610 INFO L225 Difference]: With dead ends: 469 [2025-02-06 18:01:28,611 INFO L226 Difference]: Without dead ends: 468 [2025-02-06 18:01:28,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:28,612 INFO L435 NwaCegarLoop]: 565 mSDtfsCounter, 0 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:28,612 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1127 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 18:01:28,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2025-02-06 18:01:28,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 464. [2025-02-06 18:01:28,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 400 states have (on average 1.5075) internal successors, (603), 442 states have internal predecessors, (603), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 633 transitions. [2025-02-06 18:01:28,627 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 633 transitions. Word has length 49 [2025-02-06 18:01:28,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:28,627 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 633 transitions. [2025-02-06 18:01:28,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:28,627 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 633 transitions. [2025-02-06 18:01:28,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-02-06 18:01:28,628 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:28,628 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:28,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-02-06 18:01:28,629 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:28,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:28,629 INFO L85 PathProgramCache]: Analyzing trace with hash 97488267, now seen corresponding path program 1 times [2025-02-06 18:01:28,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:28,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624953176] [2025-02-06 18:01:28,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:28,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:28,778 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-02-06 18:01:28,803 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-02-06 18:01:28,803 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:28,803 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:28,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:28,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624953176] [2025-02-06 18:01:28,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624953176] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:28,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110822] [2025-02-06 18:01:28,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:28,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:28,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:29,002 INFO L229 MonitoredProcess]: Starting monitored process 6 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 18:01:29,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-06 18:01:29,700 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-02-06 18:01:29,906 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-02-06 18:01:29,906 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:29,906 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:29,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 1640 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 18:01:29,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:29,953 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 18:01:29,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110822] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:29,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 18:01:29,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-02-06 18:01:29,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105473699] [2025-02-06 18:01:29,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:29,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 18:01:29,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:29,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 18:01:29,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:29,954 INFO L87 Difference]: Start difference. First operand 464 states and 633 transitions. Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:30,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:30,167 INFO L93 Difference]: Finished difference Result 761 states and 1070 transitions. [2025-02-06 18:01:30,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 18:01:30,168 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 50 [2025-02-06 18:01:30,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:30,171 INFO L225 Difference]: With dead ends: 761 [2025-02-06 18:01:30,171 INFO L226 Difference]: Without dead ends: 760 [2025-02-06 18:01:30,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:30,173 INFO L435 NwaCegarLoop]: 967 mSDtfsCounter, 825 mSDsluCounter, 723 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 1690 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:30,174 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [839 Valid, 1690 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 18:01:30,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2025-02-06 18:01:30,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 463. [2025-02-06 18:01:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 400 states have (on average 1.505) internal successors, (602), 441 states have internal predecessors, (602), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 632 transitions. [2025-02-06 18:01:30,195 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 632 transitions. Word has length 50 [2025-02-06 18:01:30,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:30,196 INFO L471 AbstractCegarLoop]: Abstraction has 463 states and 632 transitions. [2025-02-06 18:01:30,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:30,196 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 632 transitions. [2025-02-06 18:01:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2025-02-06 18:01:30,198 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:30,199 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:30,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-02-06 18:01:30,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-02-06 18:01:30,400 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:30,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:30,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1272829879, now seen corresponding path program 1 times [2025-02-06 18:01:30,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:30,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557097146] [2025-02-06 18:01:30,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:30,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:30,624 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-06 18:01:30,647 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-06 18:01:30,648 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:30,648 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:30,819 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:30,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:30,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557097146] [2025-02-06 18:01:30,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557097146] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:30,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894819550] [2025-02-06 18:01:30,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:30,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:30,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:30,826 INFO L229 MonitoredProcess]: Starting monitored process 7 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 18:01:30,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-02-06 18:01:31,404 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-06 18:01:31,593 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-06 18:01:31,594 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:31,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:31,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 1641 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 18:01:31,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:31,628 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:01:31,660 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:31,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [894819550] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:01:31,660 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:01:31,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-02-06 18:01:31,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737217888] [2025-02-06 18:01:31,660 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:01:31,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 18:01:31,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:31,661 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 18:01:31,661 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 18:01:31,662 INFO L87 Difference]: Start difference. First operand 463 states and 632 transitions. Second operand has 7 states, 6 states have (on average 6.0) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:32,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:32,073 INFO L93 Difference]: Finished difference Result 1648 states and 2378 transitions. [2025-02-06 18:01:32,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 18:01:32,074 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.0) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 51 [2025-02-06 18:01:32,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:32,081 INFO L225 Difference]: With dead ends: 1648 [2025-02-06 18:01:32,081 INFO L226 Difference]: Without dead ends: 1647 [2025-02-06 18:01:32,082 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 18:01:32,082 INFO L435 NwaCegarLoop]: 559 mSDtfsCounter, 1691 mSDsluCounter, 3525 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1719 SdHoareTripleChecker+Valid, 4084 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:32,082 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1719 Valid, 4084 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 18:01:32,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2025-02-06 18:01:32,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 475. [2025-02-06 18:01:32,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 412 states have (on average 1.4975728155339805) internal successors, (617), 453 states have internal predecessors, (617), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 647 transitions. [2025-02-06 18:01:32,105 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 647 transitions. Word has length 51 [2025-02-06 18:01:32,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:32,105 INFO L471 AbstractCegarLoop]: Abstraction has 475 states and 647 transitions. [2025-02-06 18:01:32,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.0) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 647 transitions. [2025-02-06 18:01:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-02-06 18:01:32,105 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:32,106 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:32,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-02-06 18:01:32,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2025-02-06 18:01:32,307 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:32,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:32,308 INFO L85 PathProgramCache]: Analyzing trace with hash -865124174, now seen corresponding path program 1 times [2025-02-06 18:01:32,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:32,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609632804] [2025-02-06 18:01:32,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:32,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:32,491 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-02-06 18:01:32,513 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-02-06 18:01:32,513 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:32,513 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-02-06 18:01:32,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:32,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609632804] [2025-02-06 18:01:32,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609632804] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:32,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931386176] [2025-02-06 18:01:32,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:32,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:32,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:32,673 INFO L229 MonitoredProcess]: Starting monitored process 8 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 18:01:32,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-02-06 18:01:33,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-02-06 18:01:33,414 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-02-06 18:01:33,414 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:33,414 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:33,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 18:01:33,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:01:33,436 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-02-06 18:01:33,436 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:01:33,452 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-02-06 18:01:33,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931386176] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:01:33,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:01:33,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-02-06 18:01:33,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645896025] [2025-02-06 18:01:33,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:01:33,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 18:01:33,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:33,453 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 18:01:33,453 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 18:01:33,453 INFO L87 Difference]: Start difference. First operand 475 states and 647 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:33,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:33,558 INFO L93 Difference]: Finished difference Result 925 states and 1271 transitions. [2025-02-06 18:01:33,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 18:01:33,559 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2025-02-06 18:01:33,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:33,561 INFO L225 Difference]: With dead ends: 925 [2025-02-06 18:01:33,561 INFO L226 Difference]: Without dead ends: 493 [2025-02-06 18:01:33,562 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 18:01:33,563 INFO L435 NwaCegarLoop]: 564 mSDtfsCounter, 4 mSDsluCounter, 1683 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2247 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:33,563 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2247 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:33,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2025-02-06 18:01:33,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2025-02-06 18:01:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 430 states have (on average 1.4767441860465116) internal successors, (635), 471 states have internal predecessors, (635), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:33,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 665 transitions. [2025-02-06 18:01:33,575 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 665 transitions. Word has length 55 [2025-02-06 18:01:33,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:33,575 INFO L471 AbstractCegarLoop]: Abstraction has 493 states and 665 transitions. [2025-02-06 18:01:33,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 665 transitions. [2025-02-06 18:01:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2025-02-06 18:01:33,576 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:33,576 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 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 18:01:33,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-02-06 18:01:33,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:33,778 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:33,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:33,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1856952062, now seen corresponding path program 1 times [2025-02-06 18:01:33,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:33,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779062334] [2025-02-06 18:01:33,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:33,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:33,926 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-02-06 18:01:33,943 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-02-06 18:01:33,943 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:33,943 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:34,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:34,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779062334] [2025-02-06 18:01:34,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779062334] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:34,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:34,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 18:01:34,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045189787] [2025-02-06 18:01:34,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:34,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 18:01:34,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:34,433 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 18:01:34,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:01:34,433 INFO L87 Difference]: Start difference. First operand 493 states and 665 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:01:38,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 18:01:38,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:38,669 INFO L93 Difference]: Finished difference Result 886 states and 1217 transitions. [2025-02-06 18:01:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 18:01:38,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 60 [2025-02-06 18:01:38,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:38,671 INFO L225 Difference]: With dead ends: 886 [2025-02-06 18:01:38,671 INFO L226 Difference]: Without dead ends: 494 [2025-02-06 18:01:38,672 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-02-06 18:01:38,672 INFO L435 NwaCegarLoop]: 528 mSDtfsCounter, 968 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 23 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:38,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [968 Valid, 817 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 94 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-02-06 18:01:38,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2025-02-06 18:01:38,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 493. [2025-02-06 18:01:38,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 430 states have (on average 1.472093023255814) internal successors, (633), 471 states have internal predecessors, (633), 18 states have call successors, (18), 9 states have call predecessors, (18), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-06 18:01:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 663 transitions. [2025-02-06 18:01:38,686 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 663 transitions. Word has length 60 [2025-02-06 18:01:38,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:38,686 INFO L471 AbstractCegarLoop]: Abstraction has 493 states and 663 transitions. [2025-02-06 18:01:38,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:01:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 663 transitions. [2025-02-06 18:01:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2025-02-06 18:01:38,687 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:38,687 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 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 18:01:38,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-02-06 18:01:38,687 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:38,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:38,688 INFO L85 PathProgramCache]: Analyzing trace with hash -695204899, now seen corresponding path program 1 times [2025-02-06 18:01:38,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:38,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585937624] [2025-02-06 18:01:38,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:38,848 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-02-06 18:01:38,866 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-02-06 18:01:38,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:38,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:38,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:38,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585937624] [2025-02-06 18:01:38,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585937624] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:38,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:38,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:38,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241994032] [2025-02-06 18:01:38,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:38,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:38,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:38,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:38,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:38,979 INFO L87 Difference]: Start difference. First operand 493 states and 663 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:01:39,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:39,123 INFO L93 Difference]: Finished difference Result 978 states and 1350 transitions. [2025-02-06 18:01:39,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:39,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 60 [2025-02-06 18:01:39,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:39,125 INFO L225 Difference]: With dead ends: 978 [2025-02-06 18:01:39,126 INFO L226 Difference]: Without dead ends: 589 [2025-02-06 18:01:39,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:39,127 INFO L435 NwaCegarLoop]: 577 mSDtfsCounter, 119 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:39,127 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 1071 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:39,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2025-02-06 18:01:39,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 535. [2025-02-06 18:01:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 471 states have (on average 1.4628450106157111) internal successors, (689), 512 states have internal predecessors, (689), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:01:39,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 721 transitions. [2025-02-06 18:01:39,142 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 721 transitions. Word has length 60 [2025-02-06 18:01:39,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:39,142 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 721 transitions. [2025-02-06 18:01:39,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:01:39,142 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 721 transitions. [2025-02-06 18:01:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2025-02-06 18:01:39,143 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:39,143 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:01:39,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-02-06 18:01:39,143 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:39,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:39,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1923025947, now seen corresponding path program 1 times [2025-02-06 18:01:39,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:39,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816589954] [2025-02-06 18:01:39,143 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:01:39,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:39,292 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-02-06 18:01:39,309 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-02-06 18:01:39,309 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:01:39,309 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-02-06 18:01:39,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:39,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816589954] [2025-02-06 18:01:39,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816589954] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:39,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:39,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:01:39,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920431542] [2025-02-06 18:01:39,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:39,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:01:39,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:39,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:01:39,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:39,399 INFO L87 Difference]: Start difference. First operand 535 states and 721 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:01:39,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:39,458 INFO L93 Difference]: Finished difference Result 537 states and 721 transitions. [2025-02-06 18:01:39,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:01:39,458 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 62 [2025-02-06 18:01:39,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:39,460 INFO L225 Difference]: With dead ends: 537 [2025-02-06 18:01:39,460 INFO L226 Difference]: Without dead ends: 535 [2025-02-06 18:01:39,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:01:39,461 INFO L435 NwaCegarLoop]: 563 mSDtfsCounter, 1 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:39,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1121 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 18:01:39,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2025-02-06 18:01:39,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 535. [2025-02-06 18:01:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 471 states have (on average 1.4585987261146496) internal successors, (687), 512 states have internal predecessors, (687), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:01:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 719 transitions. [2025-02-06 18:01:39,475 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 719 transitions. Word has length 62 [2025-02-06 18:01:39,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:39,475 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 719 transitions. [2025-02-06 18:01:39,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:01:39,475 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 719 transitions. [2025-02-06 18:01:39,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-02-06 18:01:39,475 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:39,475 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:39,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-02-06 18:01:39,476 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:39,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:39,476 INFO L85 PathProgramCache]: Analyzing trace with hash 630324285, now seen corresponding path program 2 times [2025-02-06 18:01:39,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:39,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238058937] [2025-02-06 18:01:39,476 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 18:01:39,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:39,620 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 63 statements into 2 equivalence classes. [2025-02-06 18:01:39,680 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 17 of 63 statements. [2025-02-06 18:01:39,680 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 18:01:39,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2025-02-06 18:01:39,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:39,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238058937] [2025-02-06 18:01:39,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238058937] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:01:39,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:01:39,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-06 18:01:39,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771965069] [2025-02-06 18:01:39,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:01:39,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-06 18:01:39,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:01:39,890 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-06 18:01:39,890 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-06 18:01:39,891 INFO L87 Difference]: Start difference. First operand 535 states and 719 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:40,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:01:40,061 INFO L93 Difference]: Finished difference Result 998 states and 1360 transitions. [2025-02-06 18:01:40,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 18:01:40,061 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 63 [2025-02-06 18:01:40,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:01:40,063 INFO L225 Difference]: With dead ends: 998 [2025-02-06 18:01:40,063 INFO L226 Difference]: Without dead ends: 535 [2025-02-06 18:01:40,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-06 18:01:40,064 INFO L435 NwaCegarLoop]: 550 mSDtfsCounter, 520 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 2177 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:01:40,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 2177 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:01:40,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2025-02-06 18:01:40,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 535. [2025-02-06 18:01:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 471 states have (on average 1.4564755838641188) internal successors, (686), 512 states have internal predecessors, (686), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:01:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 718 transitions. [2025-02-06 18:01:40,078 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 718 transitions. Word has length 63 [2025-02-06 18:01:40,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:01:40,078 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 718 transitions. [2025-02-06 18:01:40,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:01:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 718 transitions. [2025-02-06 18:01:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2025-02-06 18:01:40,078 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:01:40,078 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:01:40,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-02-06 18:01:40,079 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:01:40,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:01:40,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1884726846, now seen corresponding path program 2 times [2025-02-06 18:01:40,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:01:40,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618869612] [2025-02-06 18:01:40,079 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 18:01:40,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:01:40,229 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 2 equivalence classes. [2025-02-06 18:01:40,274 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 73 of 73 statements. [2025-02-06 18:01:40,274 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 18:01:40,274 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:01:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2025-02-06 18:01:40,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:01:40,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618869612] [2025-02-06 18:01:40,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618869612] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:01:40,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073668460] [2025-02-06 18:01:40,423 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 18:01:40,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:01:40,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:01:40,424 INFO L229 MonitoredProcess]: Starting monitored process 9 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 18:01:40,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-02-06 18:01:41,103 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 2 equivalence classes. [2025-02-06 18:02:23,511 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 73 of 73 statements. [2025-02-06 18:02:23,511 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 18:02:23,511 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:23,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 1839 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 18:02:23,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:02:23,574 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2025-02-06 18:02:23,575 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:02:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2025-02-06 18:02:23,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1073668460] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:02:23,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:02:23,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 14 [2025-02-06 18:02:23,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147638675] [2025-02-06 18:02:23,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:02:23,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-02-06 18:02:23,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:23,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-02-06 18:02:23,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-02-06 18:02:23,640 INFO L87 Difference]: Start difference. First operand 535 states and 718 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:02:24,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:24,040 INFO L93 Difference]: Finished difference Result 1053 states and 1429 transitions. [2025-02-06 18:02:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-02-06 18:02:24,041 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 73 [2025-02-06 18:02:24,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:24,043 INFO L225 Difference]: With dead ends: 1053 [2025-02-06 18:02:24,043 INFO L226 Difference]: Without dead ends: 570 [2025-02-06 18:02:24,044 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=330, Invalid=792, Unknown=0, NotChecked=0, Total=1122 [2025-02-06 18:02:24,045 INFO L435 NwaCegarLoop]: 557 mSDtfsCounter, 9 mSDsluCounter, 3324 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:24,045 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 3881 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 18:02:24,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2025-02-06 18:02:24,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 570. [2025-02-06 18:02:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 507 states have (on average 1.4220907297830374) internal successors, (721), 547 states have internal predecessors, (721), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:24,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 753 transitions. [2025-02-06 18:02:24,059 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 753 transitions. Word has length 73 [2025-02-06 18:02:24,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:24,060 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 753 transitions. [2025-02-06 18:02:24,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:02:24,060 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 753 transitions. [2025-02-06 18:02:24,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2025-02-06 18:02:24,060 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:24,060 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:02:24,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-02-06 18:02:24,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:02:24,261 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:24,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:24,262 INFO L85 PathProgramCache]: Analyzing trace with hash -629970683, now seen corresponding path program 1 times [2025-02-06 18:02:24,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:24,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149913807] [2025-02-06 18:02:24,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:24,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:24,413 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 97 statements into 1 equivalence classes. [2025-02-06 18:02:24,439 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 97 of 97 statements. [2025-02-06 18:02:24,440 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:24,440 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:24,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:24,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149913807] [2025-02-06 18:02:24,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149913807] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:02:24,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1890919913] [2025-02-06 18:02:24,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:24,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:02:24,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:02:24,668 INFO L229 MonitoredProcess]: Starting monitored process 10 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 18:02:24,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-02-06 18:02:25,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 97 statements into 1 equivalence classes. [2025-02-06 18:02:25,499 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 97 of 97 statements. [2025-02-06 18:02:25,500 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:25,500 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:25,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 1952 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 18:02:25,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:02:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:25,555 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:02:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:25,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1890919913] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:02:25,621 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:02:25,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2025-02-06 18:02:25,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275691214] [2025-02-06 18:02:25,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:02:25,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-02-06 18:02:25,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:25,622 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-02-06 18:02:25,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-02-06 18:02:25,622 INFO L87 Difference]: Start difference. First operand 570 states and 753 transitions. Second operand has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 13 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:02:26,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:26,225 INFO L93 Difference]: Finished difference Result 3945 states and 5649 transitions. [2025-02-06 18:02:26,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-06 18:02:26,226 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 13 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 97 [2025-02-06 18:02:26,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:26,236 INFO L225 Difference]: With dead ends: 3945 [2025-02-06 18:02:26,236 INFO L226 Difference]: Without dead ends: 3944 [2025-02-06 18:02:26,237 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-02-06 18:02:26,238 INFO L435 NwaCegarLoop]: 556 mSDtfsCounter, 5388 mSDsluCounter, 6816 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5458 SdHoareTripleChecker+Valid, 7372 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:26,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5458 Valid, 7372 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 18:02:26,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3944 states. [2025-02-06 18:02:26,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3944 to 594. [2025-02-06 18:02:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 531 states have (on average 1.4143126177024483) internal successors, (751), 571 states have internal predecessors, (751), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 783 transitions. [2025-02-06 18:02:26,275 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 783 transitions. Word has length 97 [2025-02-06 18:02:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:26,276 INFO L471 AbstractCegarLoop]: Abstraction has 594 states and 783 transitions. [2025-02-06 18:02:26,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.583333333333333) internal successors, (67), 13 states have internal predecessors, (67), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-06 18:02:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 783 transitions. [2025-02-06 18:02:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2025-02-06 18:02:26,277 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:26,278 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:02:26,290 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-02-06 18:02:26,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:02:26,478 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:26,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:26,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1090531594, now seen corresponding path program 1 times [2025-02-06 18:02:26,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:26,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517144128] [2025-02-06 18:02:26,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:26,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:26,630 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 103 statements into 1 equivalence classes. [2025-02-06 18:02:26,659 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 103 of 103 statements. [2025-02-06 18:02:26,660 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:26,660 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:26,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:26,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517144128] [2025-02-06 18:02:26,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517144128] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:02:26,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:02:26,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:02:26,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160102182] [2025-02-06 18:02:26,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:02:26,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:02:26,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:26,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:02:26,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:02:26,826 INFO L87 Difference]: Start difference. First operand 594 states and 783 transitions. Second operand has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:27,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:27,072 INFO L93 Difference]: Finished difference Result 648 states and 861 transitions. [2025-02-06 18:02:27,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:02:27,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 103 [2025-02-06 18:02:27,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:27,075 INFO L225 Difference]: With dead ends: 648 [2025-02-06 18:02:27,075 INFO L226 Difference]: Without dead ends: 643 [2025-02-06 18:02:27,075 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:02:27,076 INFO L435 NwaCegarLoop]: 530 mSDtfsCounter, 188 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:27,076 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 940 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 18:02:27,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2025-02-06 18:02:27,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 589. [2025-02-06 18:02:27,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 531 states have (on average 1.4048964218455744) internal successors, (746), 566 states have internal predecessors, (746), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:27,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 778 transitions. [2025-02-06 18:02:27,098 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 778 transitions. Word has length 103 [2025-02-06 18:02:27,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:27,098 INFO L471 AbstractCegarLoop]: Abstraction has 589 states and 778 transitions. [2025-02-06 18:02:27,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 778 transitions. [2025-02-06 18:02:27,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2025-02-06 18:02:27,101 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:27,101 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:02:27,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-02-06 18:02:27,101 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:27,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:27,101 INFO L85 PathProgramCache]: Analyzing trace with hash -553258038, now seen corresponding path program 1 times [2025-02-06 18:02:27,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:27,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265279198] [2025-02-06 18:02:27,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:27,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:27,276 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 104 statements into 1 equivalence classes. [2025-02-06 18:02:27,299 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 104 of 104 statements. [2025-02-06 18:02:27,299 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:27,299 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:27,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:27,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265279198] [2025-02-06 18:02:27,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265279198] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:02:27,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:02:27,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:02:27,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12250225] [2025-02-06 18:02:27,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:02:27,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:02:27,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:27,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:02:27,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:02:27,415 INFO L87 Difference]: Start difference. First operand 589 states and 778 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:27,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:27,574 INFO L93 Difference]: Finished difference Result 643 states and 856 transitions. [2025-02-06 18:02:27,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:02:27,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 104 [2025-02-06 18:02:27,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:27,577 INFO L225 Difference]: With dead ends: 643 [2025-02-06 18:02:27,577 INFO L226 Difference]: Without dead ends: 638 [2025-02-06 18:02:27,578 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:02:27,579 INFO L435 NwaCegarLoop]: 510 mSDtfsCounter, 186 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:27,579 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 950 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:02:27,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2025-02-06 18:02:27,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 572. [2025-02-06 18:02:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 519 states have (on average 1.394990366088632) internal successors, (724), 549 states have internal predecessors, (724), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:27,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 756 transitions. [2025-02-06 18:02:27,598 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 756 transitions. Word has length 104 [2025-02-06 18:02:27,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:27,599 INFO L471 AbstractCegarLoop]: Abstraction has 572 states and 756 transitions. [2025-02-06 18:02:27,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 756 transitions. [2025-02-06 18:02:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-02-06 18:02:27,599 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:27,600 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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] [2025-02-06 18:02:27,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-02-06 18:02:27,600 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:27,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:27,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1706616588, now seen corresponding path program 1 times [2025-02-06 18:02:27,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:27,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062624595] [2025-02-06 18:02:27,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:27,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:27,773 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-02-06 18:02:27,793 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-02-06 18:02:27,793 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:27,793 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:27,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:27,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062624595] [2025-02-06 18:02:27,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062624595] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:02:27,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535663160] [2025-02-06 18:02:27,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:27,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:02:27,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:02:27,979 INFO L229 MonitoredProcess]: Starting monitored process 11 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 18:02:27,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-02-06 18:02:28,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-02-06 18:02:28,876 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-02-06 18:02:28,876 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:28,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:28,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 2035 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 18:02:28,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:02:28,918 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2025-02-06 18:02:28,918 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 18:02:28,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1535663160] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:02:28,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 18:02:28,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2025-02-06 18:02:28,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784005425] [2025-02-06 18:02:28,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:02:28,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 18:02:28,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:28,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 18:02:28,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-02-06 18:02:28,919 INFO L87 Difference]: Start difference. First operand 572 states and 756 transitions. Second operand has 5 states, 4 states have (on average 11.75) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:02:29,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:29,097 INFO L93 Difference]: Finished difference Result 1073 states and 1470 transitions. [2025-02-06 18:02:29,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 18:02:29,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 105 [2025-02-06 18:02:29,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:29,100 INFO L225 Difference]: With dead ends: 1073 [2025-02-06 18:02:29,100 INFO L226 Difference]: Without dead ends: 692 [2025-02-06 18:02:29,101 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-02-06 18:02:29,101 INFO L435 NwaCegarLoop]: 648 mSDtfsCounter, 327 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:29,101 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 1442 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:02:29,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2025-02-06 18:02:29,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 573. [2025-02-06 18:02:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 522 states have (on average 1.3888888888888888) internal successors, (725), 550 states have internal predecessors, (725), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 757 transitions. [2025-02-06 18:02:29,129 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 757 transitions. Word has length 105 [2025-02-06 18:02:29,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:29,129 INFO L471 AbstractCegarLoop]: Abstraction has 573 states and 757 transitions. [2025-02-06 18:02:29,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:02:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 757 transitions. [2025-02-06 18:02:29,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2025-02-06 18:02:29,131 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:29,131 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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] [2025-02-06 18:02:29,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-02-06 18:02:29,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-02-06 18:02:29,335 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:29,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:29,335 INFO L85 PathProgramCache]: Analyzing trace with hash 2009191884, now seen corresponding path program 1 times [2025-02-06 18:02:29,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:29,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445193223] [2025-02-06 18:02:29,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:29,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:29,565 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 108 statements into 1 equivalence classes. [2025-02-06 18:02:29,589 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 108 of 108 statements. [2025-02-06 18:02:29,589 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:29,589 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:29,702 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2025-02-06 18:02:29,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:29,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445193223] [2025-02-06 18:02:29,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445193223] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:02:29,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:02:29,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 18:02:29,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817810179] [2025-02-06 18:02:29,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:02:29,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:02:29,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:29,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:02:29,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:02:29,703 INFO L87 Difference]: Start difference. First operand 573 states and 757 transitions. Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:29,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:29,770 INFO L93 Difference]: Finished difference Result 573 states and 757 transitions. [2025-02-06 18:02:29,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:02:29,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 108 [2025-02-06 18:02:29,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:29,773 INFO L225 Difference]: With dead ends: 573 [2025-02-06 18:02:29,773 INFO L226 Difference]: Without dead ends: 572 [2025-02-06 18:02:29,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:02:29,774 INFO L435 NwaCegarLoop]: 550 mSDtfsCounter, 1 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:29,774 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1095 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:02:29,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2025-02-06 18:02:29,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2025-02-06 18:02:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 522 states have (on average 1.3869731800766283) internal successors, (724), 549 states have internal predecessors, (724), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 756 transitions. [2025-02-06 18:02:29,792 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 756 transitions. Word has length 108 [2025-02-06 18:02:29,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:29,793 INFO L471 AbstractCegarLoop]: Abstraction has 572 states and 756 transitions. [2025-02-06 18:02:29,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:29,793 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 756 transitions. [2025-02-06 18:02:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2025-02-06 18:02:29,794 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:29,794 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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] [2025-02-06 18:02:29,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-02-06 18:02:29,795 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:29,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:29,795 INFO L85 PathProgramCache]: Analyzing trace with hash -2139559924, now seen corresponding path program 1 times [2025-02-06 18:02:29,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:29,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564673019] [2025-02-06 18:02:29,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:29,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:29,953 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 109 statements into 1 equivalence classes. [2025-02-06 18:02:30,007 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 109 of 109 statements. [2025-02-06 18:02:30,007 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:30,007 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2025-02-06 18:02:30,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:30,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564673019] [2025-02-06 18:02:30,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564673019] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:02:30,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:02:30,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 18:02:30,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331058282] [2025-02-06 18:02:30,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:02:30,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 18:02:30,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:30,407 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 18:02:30,407 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:02:30,407 INFO L87 Difference]: Start difference. First operand 572 states and 756 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:02:34,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 18:02:34,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:34,629 INFO L93 Difference]: Finished difference Result 982 states and 1332 transitions. [2025-02-06 18:02:34,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 18:02:34,629 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 109 [2025-02-06 18:02:34,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:34,631 INFO L225 Difference]: With dead ends: 982 [2025-02-06 18:02:34,631 INFO L226 Difference]: Without dead ends: 572 [2025-02-06 18:02:34,632 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-02-06 18:02:34,632 INFO L435 NwaCegarLoop]: 514 mSDtfsCounter, 942 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 1153 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:34,632 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 1153 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 143 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-02-06 18:02:34,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2025-02-06 18:02:34,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2025-02-06 18:02:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 522 states have (on average 1.3850574712643677) internal successors, (723), 549 states have internal predecessors, (723), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:34,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 755 transitions. [2025-02-06 18:02:34,649 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 755 transitions. Word has length 109 [2025-02-06 18:02:34,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:34,649 INFO L471 AbstractCegarLoop]: Abstraction has 572 states and 755 transitions. [2025-02-06 18:02:34,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-06 18:02:34,649 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 755 transitions. [2025-02-06 18:02:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2025-02-06 18:02:34,650 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:34,650 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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] [2025-02-06 18:02:34,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-02-06 18:02:34,650 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:34,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:34,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1928209011, now seen corresponding path program 1 times [2025-02-06 18:02:34,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:34,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844070568] [2025-02-06 18:02:34,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:34,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:34,819 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 109 statements into 1 equivalence classes. [2025-02-06 18:02:34,892 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 109 of 109 statements. [2025-02-06 18:02:34,892 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:34,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2025-02-06 18:02:35,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:35,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844070568] [2025-02-06 18:02:35,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844070568] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:02:35,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:02:35,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 18:02:35,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014703303] [2025-02-06 18:02:35,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:02:35,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 18:02:35,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:02:35,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 18:02:35,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 18:02:35,211 INFO L87 Difference]: Start difference. First operand 572 states and 755 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:35,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:02:35,311 INFO L93 Difference]: Finished difference Result 989 states and 1339 transitions. [2025-02-06 18:02:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 18:02:35,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 109 [2025-02-06 18:02:35,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:02:35,313 INFO L225 Difference]: With dead ends: 989 [2025-02-06 18:02:35,313 INFO L226 Difference]: Without dead ends: 573 [2025-02-06 18:02:35,314 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 18:02:35,314 INFO L435 NwaCegarLoop]: 548 mSDtfsCounter, 0 mSDsluCounter, 1094 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1642 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:02:35,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1642 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:02:35,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2025-02-06 18:02:35,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 573. [2025-02-06 18:02:35,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 523 states have (on average 1.384321223709369) internal successors, (724), 550 states have internal predecessors, (724), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:02:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 756 transitions. [2025-02-06 18:02:35,334 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 756 transitions. Word has length 109 [2025-02-06 18:02:35,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:02:35,334 INFO L471 AbstractCegarLoop]: Abstraction has 573 states and 756 transitions. [2025-02-06 18:02:35,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:02:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 756 transitions. [2025-02-06 18:02:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2025-02-06 18:02:35,335 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:02:35,335 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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] [2025-02-06 18:02:35,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-02-06 18:02:35,335 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 62 more)] === [2025-02-06 18:02:35,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:02:35,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1234673544, now seen corresponding path program 1 times [2025-02-06 18:02:35,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:02:35,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533723044] [2025-02-06 18:02:35,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:35,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:02:35,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 110 statements into 1 equivalence classes. [2025-02-06 18:02:35,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 110 of 110 statements. [2025-02-06 18:02:35,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:02:35,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:02:35,849 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2025-02-06 18:02:35,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:02:35,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533723044] [2025-02-06 18:02:35,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533723044] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:02:35,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388129460] [2025-02-06 18:02:35,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:02:35,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:02:35,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:02:35,852 INFO L229 MonitoredProcess]: Starting monitored process 12 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 18:02:35,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process