./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 19:20:46,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 19:20:46,492 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-03-17 19:20:46,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 19:20:46,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 19:20:46,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 19:20:46,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 19:20:46,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 19:20:46,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 19:20:46,520 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 19:20:46,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 19:20:46,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 19:20:46,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 19:20:46,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 19:20:46,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 19:20:46,522 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 19:20:46,522 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 19:20:46,523 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 19:20:46,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 19:20:46,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 19:20:46,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 19:20:46,523 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 19:20:46,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 19:20:46,524 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/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 [2025-03-17 19:20:46,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 19:20:46,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 19:20:46,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 19:20:46,759 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 19:20:46,760 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 19:20:46,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2025-03-17 19:20:47,837 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5879d2ef/dfa7c753d9584bc694f4303a38cfee55/FLAG824c1102d [2025-03-17 19:20:48,114 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 19:20:48,115 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2025-03-17 19:20:48,130 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5879d2ef/dfa7c753d9584bc694f4303a38cfee55/FLAG824c1102d [2025-03-17 19:20:48,393 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5879d2ef/dfa7c753d9584bc694f4303a38cfee55 [2025-03-17 19:20:48,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 19:20:48,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 19:20:48,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 19:20:48,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 19:20:48,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 19:20:48,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:48,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366ba4b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48, skipping insertion in model container [2025-03-17 19:20:48,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:48,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 19:20:48,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:20:48,817 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 19:20:48,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 19:20:48,930 INFO L204 MainTranslator]: Completed translation [2025-03-17 19:20:48,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48 WrapperNode [2025-03-17 19:20:48,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 19:20:48,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 19:20:48,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 19:20:48,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 19:20:48,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:48,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,026 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3314 [2025-03-17 19:20:49,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 19:20:49,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 19:20:49,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 19:20:49,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 19:20:49,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,047 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,146 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [2, 106, 372]. 78 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 86 writes are split as follows [0, 4, 82]. [2025-03-17 19:20:49,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,195 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 19:20:49,241 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 19:20:49,241 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 19:20:49,242 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 19:20:49,243 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (1/1) ... [2025-03-17 19:20:49,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 19:20:49,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:20:49,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 19:20:49,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 19:20:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2025-03-17 19:20:49,290 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-17 19:20:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-17 19:20:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-17 19:20:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-17 19:20:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-17 19:20:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 19:20:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 19:20:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 19:20:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 19:20:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 19:20:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 19:20:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 19:20:49,513 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 19:20:49,515 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 19:20:51,396 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L731: call ULTIMATE.dealloc(main_~#i~0#1.base, main_~#i~0#1.offset);havoc main_~#i~0#1.base, main_~#i~0#1.offset; [2025-03-17 19:20:51,555 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2025-03-17 19:20:51,555 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 19:20:51,617 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 19:20:51,618 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-17 19:20:51,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:20:51 BoogieIcfgContainer [2025-03-17 19:20:51,618 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 19:20:51,620 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 19:20:51,620 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 19:20:51,623 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 19:20:51,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 07:20:48" (1/3) ... [2025-03-17 19:20:51,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b33dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:20:51, skipping insertion in model container [2025-03-17 19:20:51,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:48" (2/3) ... [2025-03-17 19:20:51,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b33dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:20:51, skipping insertion in model container [2025-03-17 19:20:51,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:20:51" (3/3) ... [2025-03-17 19:20:51,625 INFO L128 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test10-1.i [2025-03-17 19:20:51,637 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 19:20:51,639 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_SFH_test10-1.i that has 6 procedures, 1035 locations, 1 initial locations, 78 loop locations, and 6 error locations. [2025-03-17 19:20:51,731 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 19:20:51,738 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;@37074777, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 19:20:51,739 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-03-17 19:20:51,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 1027 states, 1003 states have (on average 1.6271186440677967) internal successors, (1632), 1013 states have internal predecessors, (1632), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 19:20:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-17 19:20:51,748 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:51,748 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-03-17 19:20:51,748 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:51,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:51,753 INFO L85 PathProgramCache]: Analyzing trace with hash 2093254746, now seen corresponding path program 1 times [2025-03-17 19:20:51,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:51,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388224936] [2025-03-17 19:20:51,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:51,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:51,824 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:20:51,848 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:20:51,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:51,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-17 19:20:51,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [591165013] [2025-03-17 19:20:51,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:51,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:20:51,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:20:51,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:20:51,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 19:20:52,012 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 19:20:52,026 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 19:20:52,026 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:52,026 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:52,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-17 19:20:52,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:20:52,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-17 19:20:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:20:52,086 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:20:52,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:52,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388224936] [2025-03-17 19:20:52,087 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-17 19:20:52,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591165013] [2025-03-17 19:20:52,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591165013] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:52,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:52,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 19:20:52,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886040104] [2025-03-17 19:20:52,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:52,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:52,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:52,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:52,106 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:52,109 INFO L87 Difference]: Start difference. First operand has 1027 states, 1003 states have (on average 1.6271186440677967) internal successors, (1632), 1013 states have internal predecessors, (1632), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2025-03-17 19:20:52,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:52,630 INFO L93 Difference]: Finished difference Result 2439 states and 3953 transitions. [2025-03-17 19:20:52,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:20:52,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2025-03-17 19:20:52,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:52,651 INFO L225 Difference]: With dead ends: 2439 [2025-03-17 19:20:52,652 INFO L226 Difference]: Without dead ends: 1408 [2025-03-17 19:20:52,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:52,661 INFO L435 NwaCegarLoop]: 1423 mSDtfsCounter, 547 mSDsluCounter, 2738 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 4161 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:52,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [553 Valid, 4161 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-17 19:20:52,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2025-03-17 19:20:52,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1027. [2025-03-17 19:20:52,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1027 states, 1004 states have (on average 1.4800796812749004) internal successors, (1486), 1014 states have internal predecessors, (1486), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2025-03-17 19:20:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 1027 states and 1513 transitions. [2025-03-17 19:20:52,745 INFO L78 Accepts]: Start accepts. Automaton has 1027 states and 1513 transitions. Word has length 6 [2025-03-17 19:20:52,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:52,745 INFO L471 AbstractCegarLoop]: Abstraction has 1027 states and 1513 transitions. [2025-03-17 19:20:52,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2025-03-17 19:20:52,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1513 transitions. [2025-03-17 19:20:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2025-03-17 19:20:52,748 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:52,748 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:52,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 19:20:52,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 19:20:52,949 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:52,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:52,949 INFO L85 PathProgramCache]: Analyzing trace with hash 919071062, now seen corresponding path program 1 times [2025-03-17 19:20:52,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:52,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567122723] [2025-03-17 19:20:52,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:52,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:52,980 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 61 statements into 1 equivalence classes. [2025-03-17 19:20:52,986 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 61 of 61 statements. [2025-03-17 19:20:52,986 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:52,986 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:20:53,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:53,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567122723] [2025-03-17 19:20:53,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567122723] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:53,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:53,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 19:20:53,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135024904] [2025-03-17 19:20:53,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:53,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:53,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:53,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:53,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:53,330 INFO L87 Difference]: Start difference. First operand 1027 states and 1513 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:20:53,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:53,701 INFO L93 Difference]: Finished difference Result 2035 states and 3005 transitions. [2025-03-17 19:20:53,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:20:53,702 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2025-03-17 19:20:53,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:53,710 INFO L225 Difference]: With dead ends: 2035 [2025-03-17 19:20:53,711 INFO L226 Difference]: Without dead ends: 1407 [2025-03-17 19:20:53,712 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:53,713 INFO L435 NwaCegarLoop]: 1380 mSDtfsCounter, 548 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:53,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 4074 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 19:20:53,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2025-03-17 19:20:53,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1027. [2025-03-17 19:20:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1027 states, 1004 states have (on average 1.4790836653386454) internal successors, (1485), 1014 states have internal predecessors, (1485), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2025-03-17 19:20:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 1027 states and 1512 transitions. [2025-03-17 19:20:53,735 INFO L78 Accepts]: Start accepts. Automaton has 1027 states and 1512 transitions. Word has length 61 [2025-03-17 19:20:53,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:53,735 INFO L471 AbstractCegarLoop]: Abstraction has 1027 states and 1512 transitions. [2025-03-17 19:20:53,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 19:20:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1512 transitions. [2025-03-17 19:20:53,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2025-03-17 19:20:53,738 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:53,738 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:53,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 19:20:53,738 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:53,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:53,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1146097339, now seen corresponding path program 1 times [2025-03-17 19:20:53,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:53,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331821853] [2025-03-17 19:20:53,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:53,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:53,776 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-03-17 19:20:53,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-03-17 19:20:53,788 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:53,788 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:20:54,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:54,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331821853] [2025-03-17 19:20:54,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331821853] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:54,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:54,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 19:20:54,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263399038] [2025-03-17 19:20:54,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:54,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:54,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:54,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:54,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:54,075 INFO L87 Difference]: Start difference. First operand 1027 states and 1512 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 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) [2025-03-17 19:20:54,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:54,432 INFO L93 Difference]: Finished difference Result 2427 states and 3572 transitions. [2025-03-17 19:20:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:20:54,432 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 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 79 [2025-03-17 19:20:54,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:54,438 INFO L225 Difference]: With dead ends: 2427 [2025-03-17 19:20:54,439 INFO L226 Difference]: Without dead ends: 1407 [2025-03-17 19:20:54,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:54,443 INFO L435 NwaCegarLoop]: 1388 mSDtfsCounter, 542 mSDsluCounter, 2703 mSDsCounter, 0 mSdLazyCounter, 443 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 4091 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:54,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 4091 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 443 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 19:20:54,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2025-03-17 19:20:54,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1028. [2025-03-17 19:20:54,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1005 states have (on average 1.4786069651741294) internal successors, (1486), 1015 states have internal predecessors, (1486), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2025-03-17 19:20:54,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1513 transitions. [2025-03-17 19:20:54,468 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1513 transitions. Word has length 79 [2025-03-17 19:20:54,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:54,468 INFO L471 AbstractCegarLoop]: Abstraction has 1028 states and 1513 transitions. [2025-03-17 19:20:54,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 3 states have internal predecessors, (79), 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) [2025-03-17 19:20:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1513 transitions. [2025-03-17 19:20:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-17 19:20:54,473 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:54,473 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:54,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 19:20:54,474 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:54,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:54,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1642874000, now seen corresponding path program 1 times [2025-03-17 19:20:54,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:54,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475710299] [2025-03-17 19:20:54,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:54,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:54,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-17 19:20:54,539 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-17 19:20:54,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:54,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:20:54,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:54,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475710299] [2025-03-17 19:20:54,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475710299] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:54,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:54,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 19:20:54,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001277995] [2025-03-17 19:20:54,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:54,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:54,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:54,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:54,778 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:54,778 INFO L87 Difference]: Start difference. First operand 1028 states and 1513 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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) [2025-03-17 19:20:55,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:55,011 INFO L93 Difference]: Finished difference Result 2006 states and 2952 transitions. [2025-03-17 19:20:55,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 19:20:55,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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 148 [2025-03-17 19:20:55,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:55,016 INFO L225 Difference]: With dead ends: 2006 [2025-03-17 19:20:55,016 INFO L226 Difference]: Without dead ends: 986 [2025-03-17 19:20:55,017 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:55,018 INFO L435 NwaCegarLoop]: 1294 mSDtfsCounter, 30 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 3863 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:55,018 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 3863 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:20:55,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2025-03-17 19:20:55,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 986. [2025-03-17 19:20:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 986 states, 963 states have (on average 1.4631360332294912) internal successors, (1409), 973 states have internal predecessors, (1409), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2025-03-17 19:20:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1436 transitions. [2025-03-17 19:20:55,038 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1436 transitions. Word has length 148 [2025-03-17 19:20:55,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:55,039 INFO L471 AbstractCegarLoop]: Abstraction has 986 states and 1436 transitions. [2025-03-17 19:20:55,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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) [2025-03-17 19:20:55,040 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1436 transitions. [2025-03-17 19:20:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-17 19:20:55,042 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:55,042 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:55,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 19:20:55,044 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:55,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:55,044 INFO L85 PathProgramCache]: Analyzing trace with hash -905589033, now seen corresponding path program 1 times [2025-03-17 19:20:55,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:55,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360703339] [2025-03-17 19:20:55,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:55,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:55,109 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-17 19:20:55,127 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-17 19:20:55,128 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:55,128 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 19:20:55,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:55,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360703339] [2025-03-17 19:20:55,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360703339] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:55,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:55,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 19:20:55,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336246127] [2025-03-17 19:20:55,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:55,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 19:20:55,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:55,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 19:20:55,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 19:20:55,221 INFO L87 Difference]: Start difference. First operand 986 states and 1436 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 2 states have internal predecessors, (148), 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) [2025-03-17 19:20:55,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:55,470 INFO L93 Difference]: Finished difference Result 2487 states and 3639 transitions. [2025-03-17 19:20:55,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 19:20:55,471 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 2 states have internal predecessors, (148), 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 148 [2025-03-17 19:20:55,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:55,476 INFO L225 Difference]: With dead ends: 2487 [2025-03-17 19:20:55,476 INFO L226 Difference]: Without dead ends: 1509 [2025-03-17 19:20:55,477 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 [2025-03-17 19:20:55,478 INFO L435 NwaCegarLoop]: 1310 mSDtfsCounter, 710 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 2602 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:55,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [713 Valid, 2602 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:20:55,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1509 states. [2025-03-17 19:20:55,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1509 to 1352. [2025-03-17 19:20:55,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1352 states, 1327 states have (on average 1.4657121326299924) internal successors, (1945), 1337 states have internal predecessors, (1945), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 19:20:55,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1352 states and 1976 transitions. [2025-03-17 19:20:55,505 INFO L78 Accepts]: Start accepts. Automaton has 1352 states and 1976 transitions. Word has length 148 [2025-03-17 19:20:55,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:55,505 INFO L471 AbstractCegarLoop]: Abstraction has 1352 states and 1976 transitions. [2025-03-17 19:20:55,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 2 states have internal predecessors, (148), 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) [2025-03-17 19:20:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1976 transitions. [2025-03-17 19:20:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-17 19:20:55,507 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:55,507 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:55,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 19:20:55,507 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:55,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:55,508 INFO L85 PathProgramCache]: Analyzing trace with hash 766363381, now seen corresponding path program 1 times [2025-03-17 19:20:55,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:55,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584746771] [2025-03-17 19:20:55,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:55,566 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-17 19:20:55,584 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-17 19:20:55,584 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:55,584 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:55,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-17 19:20:55,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:55,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584746771] [2025-03-17 19:20:55,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584746771] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:55,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:55,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 19:20:55,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500221861] [2025-03-17 19:20:55,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:55,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:55,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:55,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:55,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:55,762 INFO L87 Difference]: Start difference. First operand 1352 states and 1976 transitions. Second operand has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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) [2025-03-17 19:20:55,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:55,997 INFO L93 Difference]: Finished difference Result 2571 states and 3764 transitions. [2025-03-17 19:20:55,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 19:20:55,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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 163 [2025-03-17 19:20:55,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:56,004 INFO L225 Difference]: With dead ends: 2571 [2025-03-17 19:20:56,004 INFO L226 Difference]: Without dead ends: 1310 [2025-03-17 19:20:56,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:56,008 INFO L435 NwaCegarLoop]: 1217 mSDtfsCounter, 36 mSDsluCounter, 2420 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 3637 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:56,008 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 3637 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:20:56,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2025-03-17 19:20:56,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 1310. [2025-03-17 19:20:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 1285 states have (on average 1.4536964980544747) internal successors, (1868), 1295 states have internal predecessors, (1868), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 19:20:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 1899 transitions. [2025-03-17 19:20:56,044 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 1899 transitions. Word has length 163 [2025-03-17 19:20:56,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:56,045 INFO L471 AbstractCegarLoop]: Abstraction has 1310 states and 1899 transitions. [2025-03-17 19:20:56,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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) [2025-03-17 19:20:56,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1899 transitions. [2025-03-17 19:20:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-17 19:20:56,047 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:56,048 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:56,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 19:20:56,048 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:56,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:56,049 INFO L85 PathProgramCache]: Analyzing trace with hash 878630571, now seen corresponding path program 1 times [2025-03-17 19:20:56,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:56,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281106483] [2025-03-17 19:20:56,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:56,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:56,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-17 19:20:56,139 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-17 19:20:56,139 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:56,139 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-17 19:20:56,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:56,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281106483] [2025-03-17 19:20:56,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281106483] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:56,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:56,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 19:20:56,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278066740] [2025-03-17 19:20:56,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:56,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:56,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:56,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:56,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:56,268 INFO L87 Difference]: Start difference. First operand 1310 states and 1899 transitions. Second operand has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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) [2025-03-17 19:20:56,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:56,504 INFO L93 Difference]: Finished difference Result 2523 states and 3670 transitions. [2025-03-17 19:20:56,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 19:20:56,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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 163 [2025-03-17 19:20:56,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:56,509 INFO L225 Difference]: With dead ends: 2523 [2025-03-17 19:20:56,509 INFO L226 Difference]: Without dead ends: 1304 [2025-03-17 19:20:56,510 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:56,511 INFO L435 NwaCegarLoop]: 1219 mSDtfsCounter, 9 mSDsluCounter, 2419 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 3638 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:56,511 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 3638 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:20:56,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2025-03-17 19:20:56,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 1304. [2025-03-17 19:20:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1304 states, 1279 states have (on average 1.452697419859265) internal successors, (1858), 1289 states have internal predecessors, (1858), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 19:20:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 1889 transitions. [2025-03-17 19:20:56,534 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 1889 transitions. Word has length 163 [2025-03-17 19:20:56,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:56,534 INFO L471 AbstractCegarLoop]: Abstraction has 1304 states and 1889 transitions. [2025-03-17 19:20:56,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 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) [2025-03-17 19:20:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1889 transitions. [2025-03-17 19:20:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-17 19:20:56,535 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:56,535 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:56,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 19:20:56,536 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:56,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:56,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1057589841, now seen corresponding path program 1 times [2025-03-17 19:20:56,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:56,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571598224] [2025-03-17 19:20:56,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:56,580 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-17 19:20:56,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-17 19:20:56,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:56,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-17 19:20:56,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:56,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571598224] [2025-03-17 19:20:56,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571598224] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:56,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:56,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 19:20:56,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460048435] [2025-03-17 19:20:56,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:56,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 19:20:56,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:56,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 19:20:56,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 19:20:56,706 INFO L87 Difference]: Start difference. First operand 1304 states and 1889 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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) [2025-03-17 19:20:56,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:56,920 INFO L93 Difference]: Finished difference Result 3073 states and 4471 transitions. [2025-03-17 19:20:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 19:20:56,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 163 [2025-03-17 19:20:56,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:56,928 INFO L225 Difference]: With dead ends: 3073 [2025-03-17 19:20:56,928 INFO L226 Difference]: Without dead ends: 1860 [2025-03-17 19:20:56,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 19:20:56,931 INFO L435 NwaCegarLoop]: 1436 mSDtfsCounter, 587 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2650 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:56,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [590 Valid, 2650 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:20:56,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1860 states. [2025-03-17 19:20:56,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1860 to 1855. [2025-03-17 19:20:56,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1855 states, 1824 states have (on average 1.4550438596491229) internal successors, (2654), 1834 states have internal predecessors, (2654), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2025-03-17 19:20:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1855 states and 2697 transitions. [2025-03-17 19:20:57,002 INFO L78 Accepts]: Start accepts. Automaton has 1855 states and 2697 transitions. Word has length 163 [2025-03-17 19:20:57,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:57,004 INFO L471 AbstractCegarLoop]: Abstraction has 1855 states and 2697 transitions. [2025-03-17 19:20:57,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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) [2025-03-17 19:20:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2697 transitions. [2025-03-17 19:20:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-03-17 19:20:57,006 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:57,006 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:57,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 19:20:57,006 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:57,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:57,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1819528676, now seen corresponding path program 1 times [2025-03-17 19:20:57,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:57,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167961105] [2025-03-17 19:20:57,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:57,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:57,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-17 19:20:57,087 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-17 19:20:57,087 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:57,087 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:20:57,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:57,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167961105] [2025-03-17 19:20:57,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167961105] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:57,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:20:57,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 19:20:57,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328745477] [2025-03-17 19:20:57,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:57,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:20:57,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:57,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:20:57,403 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 19:20:57,404 INFO L87 Difference]: Start difference. First operand 1855 states and 2697 transitions. Second operand has 4 states, 3 states have (on average 53.666666666666664) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:20:57,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:20:57,684 INFO L93 Difference]: Finished difference Result 1920 states and 2782 transitions. [2025-03-17 19:20:57,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:20:57,685 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 53.666666666666664) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 178 [2025-03-17 19:20:57,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:20:57,691 INFO L225 Difference]: With dead ends: 1920 [2025-03-17 19:20:57,691 INFO L226 Difference]: Without dead ends: 1918 [2025-03-17 19:20:57,692 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:20:57,692 INFO L435 NwaCegarLoop]: 1228 mSDtfsCounter, 215 mSDsluCounter, 2389 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 3617 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:20:57,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 3617 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:20:57,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2025-03-17 19:20:57,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1918. [2025-03-17 19:20:57,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1918 states, 1884 states have (on average 1.4495753715498938) internal successors, (2731), 1894 states have internal predecessors, (2731), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:20:57,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 2780 transitions. [2025-03-17 19:20:57,728 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 2780 transitions. Word has length 178 [2025-03-17 19:20:57,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:20:57,729 INFO L471 AbstractCegarLoop]: Abstraction has 1918 states and 2780 transitions. [2025-03-17 19:20:57,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 53.666666666666664) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:20:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2780 transitions. [2025-03-17 19:20:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-03-17 19:20:57,730 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:20:57,730 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:20:57,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-17 19:20:57,731 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:20:57,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:20:57,731 INFO L85 PathProgramCache]: Analyzing trace with hash 542897306, now seen corresponding path program 1 times [2025-03-17 19:20:57,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:20:57,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106478988] [2025-03-17 19:20:57,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:57,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:20:57,798 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-17 19:20:58,381 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-17 19:20:58,383 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:58,384 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-17 19:20:58,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:20:58,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106478988] [2025-03-17 19:20:58,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106478988] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:20:58,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948829874] [2025-03-17 19:20:58,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:20:58,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:20:58,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:20:58,619 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:20:58,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 19:20:58,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-17 19:20:59,049 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-17 19:20:59,049 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:20:59,049 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:20:59,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-03-17 19:20:59,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:20:59,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-17 19:20:59,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-17 19:20:59,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2025-03-17 19:20:59,460 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-03-17 19:20:59,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 41 [2025-03-17 19:20:59,644 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:20:59,645 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:20:59,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948829874] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:20:59,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:20:59,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [4] total 13 [2025-03-17 19:20:59,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081531026] [2025-03-17 19:20:59,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:20:59,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-17 19:20:59,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:20:59,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-17 19:20:59,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2025-03-17 19:20:59,647 INFO L87 Difference]: Start difference. First operand 1918 states and 2780 transitions. Second operand has 11 states, 11 states have (on average 15.181818181818182) internal successors, (167), 10 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:02,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:02,277 INFO L93 Difference]: Finished difference Result 3806 states and 5523 transitions. [2025-03-17 19:21:02,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-03-17 19:21:02,277 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.181818181818182) internal successors, (167), 10 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 184 [2025-03-17 19:21:02,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:02,284 INFO L225 Difference]: With dead ends: 3806 [2025-03-17 19:21:02,284 INFO L226 Difference]: Without dead ends: 1932 [2025-03-17 19:21:02,287 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 175 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2025-03-17 19:21:02,287 INFO L435 NwaCegarLoop]: 1269 mSDtfsCounter, 515 mSDsluCounter, 6954 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 520 SdHoareTripleChecker+Valid, 8223 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:02,287 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [520 Valid, 8223 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2025-03-17 19:21:02,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1932 states. [2025-03-17 19:21:02,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1932 to 1918. [2025-03-17 19:21:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1918 states, 1884 states have (on average 1.4490445859872612) internal successors, (2730), 1894 states have internal predecessors, (2730), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 2779 transitions. [2025-03-17 19:21:02,324 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 2779 transitions. Word has length 184 [2025-03-17 19:21:02,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:02,324 INFO L471 AbstractCegarLoop]: Abstraction has 1918 states and 2779 transitions. [2025-03-17 19:21:02,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.181818181818182) internal successors, (167), 10 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2779 transitions. [2025-03-17 19:21:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2025-03-17 19:21:02,325 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:02,325 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:02,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-17 19:21:02,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-03-17 19:21:02,526 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:02,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:02,527 INFO L85 PathProgramCache]: Analyzing trace with hash 807327034, now seen corresponding path program 1 times [2025-03-17 19:21:02,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:02,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342307748] [2025-03-17 19:21:02,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:02,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:02,581 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-17 19:21:02,809 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-17 19:21:02,809 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:02,809 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-17 19:21:03,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:03,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342307748] [2025-03-17 19:21:03,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342307748] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:03,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091572438] [2025-03-17 19:21:03,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:03,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:03,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:03,016 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:03,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-17 19:21:03,294 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-17 19:21:03,460 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-17 19:21:03,460 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:03,460 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:03,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-03-17 19:21:03,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:03,532 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:03,532 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:03,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091572438] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:03,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:03,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2025-03-17 19:21:03,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752769286] [2025-03-17 19:21:03,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:03,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:21:03,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:03,534 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:21:03,534 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-17 19:21:03,534 INFO L87 Difference]: Start difference. First operand 1918 states and 2779 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:03,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:03,790 INFO L93 Difference]: Finished difference Result 3792 states and 5508 transitions. [2025-03-17 19:21:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:21:03,791 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 185 [2025-03-17 19:21:03,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:03,796 INFO L225 Difference]: With dead ends: 3792 [2025-03-17 19:21:03,796 INFO L226 Difference]: Without dead ends: 1918 [2025-03-17 19:21:03,799 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-17 19:21:03,800 INFO L435 NwaCegarLoop]: 1225 mSDtfsCounter, 17 mSDsluCounter, 2335 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3560 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:03,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3560 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:21:03,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2025-03-17 19:21:03,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1918. [2025-03-17 19:21:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1918 states, 1884 states have (on average 1.4479830148619957) internal successors, (2728), 1894 states have internal predecessors, (2728), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 2777 transitions. [2025-03-17 19:21:03,835 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 2777 transitions. Word has length 185 [2025-03-17 19:21:03,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:03,837 INFO L471 AbstractCegarLoop]: Abstraction has 1918 states and 2777 transitions. [2025-03-17 19:21:03,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2777 transitions. [2025-03-17 19:21:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-03-17 19:21:03,838 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:03,838 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:03,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-17 19:21:04,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:04,039 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:04,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:04,040 INFO L85 PathProgramCache]: Analyzing trace with hash 654033079, now seen corresponding path program 1 times [2025-03-17 19:21:04,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:04,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710886425] [2025-03-17 19:21:04,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:04,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:04,105 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-17 19:21:04,131 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-17 19:21:04,131 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:04,131 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:04,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:04,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710886425] [2025-03-17 19:21:04,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710886425] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:04,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:21:04,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-17 19:21:04,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365640417] [2025-03-17 19:21:04,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:04,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-17 19:21:04,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:04,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-17 19:21:04,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-17 19:21:04,458 INFO L87 Difference]: Start difference. First operand 1918 states and 2777 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:04,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:04,924 INFO L93 Difference]: Finished difference Result 3795 states and 5510 transitions. [2025-03-17 19:21:04,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 19:21:04,925 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 186 [2025-03-17 19:21:04,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:04,931 INFO L225 Difference]: With dead ends: 3795 [2025-03-17 19:21:04,931 INFO L226 Difference]: Without dead ends: 1924 [2025-03-17 19:21:04,934 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-17 19:21:04,935 INFO L435 NwaCegarLoop]: 1224 mSDtfsCounter, 8 mSDsluCounter, 4636 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5860 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:04,935 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5860 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-17 19:21:04,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1924 states. [2025-03-17 19:21:04,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1924 to 1924. [2025-03-17 19:21:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1924 states, 1890 states have (on average 1.4465608465608466) internal successors, (2734), 1900 states have internal predecessors, (2734), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:04,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1924 states and 2783 transitions. [2025-03-17 19:21:04,971 INFO L78 Accepts]: Start accepts. Automaton has 1924 states and 2783 transitions. Word has length 186 [2025-03-17 19:21:04,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:04,971 INFO L471 AbstractCegarLoop]: Abstraction has 1924 states and 2783 transitions. [2025-03-17 19:21:04,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2783 transitions. [2025-03-17 19:21:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-17 19:21:04,973 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:04,973 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:04,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-17 19:21:04,974 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:04,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:04,974 INFO L85 PathProgramCache]: Analyzing trace with hash -212584554, now seen corresponding path program 1 times [2025-03-17 19:21:04,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:04,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409144012] [2025-03-17 19:21:04,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:04,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:05,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-17 19:21:05,071 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-17 19:21:05,071 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:05,071 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:05,321 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:05,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:05,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409144012] [2025-03-17 19:21:05,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409144012] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:05,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:21:05,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-17 19:21:05,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716635390] [2025-03-17 19:21:05,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:05,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 19:21:05,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:05,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 19:21:05,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-17 19:21:05,324 INFO L87 Difference]: Start difference. First operand 1924 states and 2783 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:05,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:05,865 INFO L93 Difference]: Finished difference Result 3801 states and 5514 transitions. [2025-03-17 19:21:05,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-17 19:21:05,866 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2025-03-17 19:21:05,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:05,872 INFO L225 Difference]: With dead ends: 3801 [2025-03-17 19:21:05,873 INFO L226 Difference]: Without dead ends: 1934 [2025-03-17 19:21:05,875 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-17 19:21:05,876 INFO L435 NwaCegarLoop]: 1216 mSDtfsCounter, 12 mSDsluCounter, 5794 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7010 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:05,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7010 Invalid, 961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 19:21:05,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1934 states. [2025-03-17 19:21:05,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1934 to 1932. [2025-03-17 19:21:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1932 states, 1898 states have (on average 1.445732349841939) internal successors, (2744), 1908 states have internal predecessors, (2744), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1932 states and 2793 transitions. [2025-03-17 19:21:05,910 INFO L78 Accepts]: Start accepts. Automaton has 1932 states and 2793 transitions. Word has length 187 [2025-03-17 19:21:05,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:05,911 INFO L471 AbstractCegarLoop]: Abstraction has 1932 states and 2793 transitions. [2025-03-17 19:21:05,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2793 transitions. [2025-03-17 19:21:05,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-17 19:21:05,913 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:05,913 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:05,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-17 19:21:05,914 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:05,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:05,915 INFO L85 PathProgramCache]: Analyzing trace with hash -322610, now seen corresponding path program 1 times [2025-03-17 19:21:05,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:05,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679351239] [2025-03-17 19:21:05,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:05,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:05,968 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-17 19:21:06,245 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-17 19:21:06,246 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:06,246 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-17 19:21:06,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:06,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679351239] [2025-03-17 19:21:06,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679351239] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:06,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683024863] [2025-03-17 19:21:06,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:06,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:06,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:06,396 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:06,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-17 19:21:06,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-17 19:21:07,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-17 19:21:07,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:07,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:07,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-03-17 19:21:07,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:07,296 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:07,296 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:07,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683024863] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:07,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:07,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [4] total 9 [2025-03-17 19:21:07,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295200578] [2025-03-17 19:21:07,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:07,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 19:21:07,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:07,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 19:21:07,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2025-03-17 19:21:07,298 INFO L87 Difference]: Start difference. First operand 1932 states and 2793 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:07,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:07,861 INFO L93 Difference]: Finished difference Result 3813 states and 5529 transitions. [2025-03-17 19:21:07,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-17 19:21:07,861 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2025-03-17 19:21:07,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:07,866 INFO L225 Difference]: With dead ends: 3813 [2025-03-17 19:21:07,866 INFO L226 Difference]: Without dead ends: 1942 [2025-03-17 19:21:07,868 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2025-03-17 19:21:07,868 INFO L435 NwaCegarLoop]: 1221 mSDtfsCounter, 12 mSDsluCounter, 5795 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7016 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:07,869 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7016 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 986 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 19:21:07,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1942 states. [2025-03-17 19:21:07,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1942 to 1932. [2025-03-17 19:21:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1932 states, 1898 states have (on average 1.445732349841939) internal successors, (2744), 1908 states have internal predecessors, (2744), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1932 states and 2793 transitions. [2025-03-17 19:21:07,899 INFO L78 Accepts]: Start accepts. Automaton has 1932 states and 2793 transitions. Word has length 187 [2025-03-17 19:21:07,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:07,899 INFO L471 AbstractCegarLoop]: Abstraction has 1932 states and 2793 transitions. [2025-03-17 19:21:07,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2793 transitions. [2025-03-17 19:21:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2025-03-17 19:21:07,901 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:07,901 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:07,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-17 19:21:08,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:08,102 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:08,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:08,102 INFO L85 PathProgramCache]: Analyzing trace with hash 274016688, now seen corresponding path program 1 times [2025-03-17 19:21:08,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:08,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948633272] [2025-03-17 19:21:08,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:08,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:08,152 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-17 19:21:08,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-17 19:21:08,182 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:08,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:08,486 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:08,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:08,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948633272] [2025-03-17 19:21:08,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948633272] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:08,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:21:08,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-17 19:21:08,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49486378] [2025-03-17 19:21:08,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:08,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-17 19:21:08,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:08,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-17 19:21:08,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-03-17 19:21:08,488 INFO L87 Difference]: Start difference. First operand 1932 states and 2793 transitions. Second operand has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:09,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:09,072 INFO L93 Difference]: Finished difference Result 3818 states and 5533 transitions. [2025-03-17 19:21:09,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 19:21:09,073 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2025-03-17 19:21:09,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:09,079 INFO L225 Difference]: With dead ends: 3818 [2025-03-17 19:21:09,079 INFO L226 Difference]: Without dead ends: 1952 [2025-03-17 19:21:09,081 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-03-17 19:21:09,081 INFO L435 NwaCegarLoop]: 1216 mSDtfsCounter, 20 mSDsluCounter, 8175 mSDsCounter, 0 mSdLazyCounter, 1245 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 9391 SdHoareTripleChecker+Invalid, 1246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:09,082 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 9391 Invalid, 1246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1245 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 19:21:09,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1952 states. [2025-03-17 19:21:09,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1952 to 1946. [2025-03-17 19:21:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1946 states, 1912 states have (on average 1.4445606694560669) internal successors, (2762), 1922 states have internal predecessors, (2762), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:09,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2811 transitions. [2025-03-17 19:21:09,117 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2811 transitions. Word has length 188 [2025-03-17 19:21:09,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:09,118 INFO L471 AbstractCegarLoop]: Abstraction has 1946 states and 2811 transitions. [2025-03-17 19:21:09,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2811 transitions. [2025-03-17 19:21:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2025-03-17 19:21:09,120 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:09,120 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:09,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-17 19:21:09,120 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:09,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:09,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1735797640, now seen corresponding path program 1 times [2025-03-17 19:21:09,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:09,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689256900] [2025-03-17 19:21:09,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:09,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:09,168 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-17 19:21:09,590 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-17 19:21:09,590 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:09,590 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:09,797 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-17 19:21:09,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:09,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689256900] [2025-03-17 19:21:09,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689256900] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:09,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693976101] [2025-03-17 19:21:09,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:09,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:09,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:09,800 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:09,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-17 19:21:10,193 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-17 19:21:10,346 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-17 19:21:10,346 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:10,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:10,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-17 19:21:10,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:10,455 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:10,455 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:10,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693976101] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:10,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:10,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [4] total 10 [2025-03-17 19:21:10,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054935766] [2025-03-17 19:21:10,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:10,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-17 19:21:10,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:10,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-17 19:21:10,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2025-03-17 19:21:10,458 INFO L87 Difference]: Start difference. First operand 1946 states and 2811 transitions. Second operand has 8 states, 8 states have (on average 21.375) internal successors, (171), 8 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:11,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:11,009 INFO L93 Difference]: Finished difference Result 3843 states and 5564 transitions. [2025-03-17 19:21:11,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 19:21:11,009 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.375) internal successors, (171), 8 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2025-03-17 19:21:11,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:11,015 INFO L225 Difference]: With dead ends: 3843 [2025-03-17 19:21:11,015 INFO L226 Difference]: Without dead ends: 1970 [2025-03-17 19:21:11,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2025-03-17 19:21:11,017 INFO L435 NwaCegarLoop]: 1222 mSDtfsCounter, 40 mSDsluCounter, 6985 mSDsCounter, 0 mSdLazyCounter, 1154 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:11,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 8207 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1154 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 19:21:11,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1970 states. [2025-03-17 19:21:11,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1970 to 1956. [2025-03-17 19:21:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1956 states, 1922 states have (on average 1.4432882414151924) internal successors, (2774), 1932 states have internal predecessors, (2774), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1956 states and 2823 transitions. [2025-03-17 19:21:11,063 INFO L78 Accepts]: Start accepts. Automaton has 1956 states and 2823 transitions. Word has length 188 [2025-03-17 19:21:11,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:11,064 INFO L471 AbstractCegarLoop]: Abstraction has 1956 states and 2823 transitions. [2025-03-17 19:21:11,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.375) internal successors, (171), 8 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2823 transitions. [2025-03-17 19:21:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2025-03-17 19:21:11,065 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:11,065 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:11,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-17 19:21:11,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-03-17 19:21:11,266 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:11,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:11,267 INFO L85 PathProgramCache]: Analyzing trace with hash 553613871, now seen corresponding path program 1 times [2025-03-17 19:21:11,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:11,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392167131] [2025-03-17 19:21:11,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:11,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:11,314 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-03-17 19:21:11,338 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-03-17 19:21:11,338 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:11,338 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-03-17 19:21:11,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:11,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392167131] [2025-03-17 19:21:11,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392167131] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:11,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 19:21:11,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-03-17 19:21:11,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245122507] [2025-03-17 19:21:11,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:11,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-17 19:21:11,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:11,670 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-17 19:21:11,670 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2025-03-17 19:21:11,671 INFO L87 Difference]: Start difference. First operand 1956 states and 2823 transitions. Second operand has 10 states, 10 states have (on average 17.2) internal successors, (172), 10 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:12,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:12,511 INFO L93 Difference]: Finished difference Result 3857 states and 5584 transitions. [2025-03-17 19:21:12,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-17 19:21:12,512 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.2) internal successors, (172), 10 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2025-03-17 19:21:12,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:12,516 INFO L225 Difference]: With dead ends: 3857 [2025-03-17 19:21:12,517 INFO L226 Difference]: Without dead ends: 1974 [2025-03-17 19:21:12,519 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2025-03-17 19:21:12,521 INFO L435 NwaCegarLoop]: 1222 mSDtfsCounter, 23 mSDsluCounter, 9329 mSDsCounter, 0 mSdLazyCounter, 1555 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 10551 SdHoareTripleChecker+Invalid, 1556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:12,521 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 10551 Invalid, 1556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1555 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-17 19:21:12,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2025-03-17 19:21:12,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 1962. [2025-03-17 19:21:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1928 states have (on average 1.441908713692946) internal successors, (2780), 1938 states have internal predecessors, (2780), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-17 19:21:12,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2829 transitions. [2025-03-17 19:21:12,551 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2829 transitions. Word has length 189 [2025-03-17 19:21:12,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:12,551 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2829 transitions. [2025-03-17 19:21:12,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.2) internal successors, (172), 10 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2829 transitions. [2025-03-17 19:21:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2025-03-17 19:21:12,552 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:12,552 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:12,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-17 19:21:12,553 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:12,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:12,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1621088153, now seen corresponding path program 1 times [2025-03-17 19:21:12,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:12,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283989001] [2025-03-17 19:21:12,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:12,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:12,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-03-17 19:21:12,830 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-03-17 19:21:12,830 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:12,830 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-17 19:21:13,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:13,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283989001] [2025-03-17 19:21:13,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283989001] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:13,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353785322] [2025-03-17 19:21:13,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:13,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:13,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:13,076 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:13,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-17 19:21:13,432 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-03-17 19:21:14,590 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-03-17 19:21:14,591 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:14,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:14,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-17 19:21:14,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-03-17 19:21:14,638 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:14,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353785322] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:14,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:14,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2025-03-17 19:21:14,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150325312] [2025-03-17 19:21:14,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:14,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 19:21:14,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:14,639 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 19:21:14,639 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:21:14,639 INFO L87 Difference]: Start difference. First operand 1962 states and 2829 transitions. Second operand has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-17 19:21:14,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:14,856 INFO L93 Difference]: Finished difference Result 3811 states and 5523 transitions. [2025-03-17 19:21:14,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 19:21:14,856 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 189 [2025-03-17 19:21:14,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:14,862 INFO L225 Difference]: With dead ends: 3811 [2025-03-17 19:21:14,862 INFO L226 Difference]: Without dead ends: 1965 [2025-03-17 19:21:14,866 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 19:21:14,866 INFO L435 NwaCegarLoop]: 1229 mSDtfsCounter, 0 mSDsluCounter, 2451 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3680 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:14,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3680 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 19:21:14,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1965 states. [2025-03-17 19:21:14,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1965 to 1965. [2025-03-17 19:21:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1965 states, 1930 states have (on average 1.4419689119170984) internal successors, (2783), 1941 states have internal predecessors, (2783), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2025-03-17 19:21:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 2836 transitions. [2025-03-17 19:21:14,895 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 2836 transitions. Word has length 189 [2025-03-17 19:21:14,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:14,895 INFO L471 AbstractCegarLoop]: Abstraction has 1965 states and 2836 transitions. [2025-03-17 19:21:14,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-17 19:21:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2836 transitions. [2025-03-17 19:21:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2025-03-17 19:21:14,896 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:14,897 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:14,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-17 19:21:15,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-03-17 19:21:15,097 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:15,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:15,098 INFO L85 PathProgramCache]: Analyzing trace with hash -355566417, now seen corresponding path program 1 times [2025-03-17 19:21:15,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:15,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364452373] [2025-03-17 19:21:15,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:15,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:15,145 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 19:21:15,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 19:21:15,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:15,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:15,803 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-03-17 19:21:15,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:15,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364452373] [2025-03-17 19:21:15,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364452373] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:15,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254590648] [2025-03-17 19:21:15,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:15,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:15,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:15,806 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:15,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-17 19:21:16,236 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 19:21:16,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 19:21:16,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:16,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:16,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-17 19:21:16,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2025-03-17 19:21:16,903 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:16,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [254590648] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:16,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:16,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2025-03-17 19:21:16,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221027528] [2025-03-17 19:21:16,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:16,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-17 19:21:16,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:16,904 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-17 19:21:16,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2025-03-17 19:21:16,904 INFO L87 Difference]: Start difference. First operand 1965 states and 2836 transitions. Second operand has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:17,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:17,956 INFO L93 Difference]: Finished difference Result 3874 states and 5612 transitions. [2025-03-17 19:21:17,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-17 19:21:17,957 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 193 [2025-03-17 19:21:17,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:17,961 INFO L225 Difference]: With dead ends: 3874 [2025-03-17 19:21:17,961 INFO L226 Difference]: Without dead ends: 1985 [2025-03-17 19:21:17,963 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2025-03-17 19:21:17,963 INFO L435 NwaCegarLoop]: 1222 mSDtfsCounter, 17 mSDsluCounter, 9332 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 10554 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:17,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 10554 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-17 19:21:17,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1985 states. [2025-03-17 19:21:17,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1985 to 1979. [2025-03-17 19:21:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1979 states, 1944 states have (on average 1.4408436213991769) internal successors, (2801), 1955 states have internal predecessors, (2801), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2025-03-17 19:21:17,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2854 transitions. [2025-03-17 19:21:17,998 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2854 transitions. Word has length 193 [2025-03-17 19:21:17,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:17,999 INFO L471 AbstractCegarLoop]: Abstraction has 1979 states and 2854 transitions. [2025-03-17 19:21:17,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2854 transitions. [2025-03-17 19:21:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2025-03-17 19:21:18,000 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:18,001 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:18,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-03-17 19:21:18,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:18,201 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:18,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:18,202 INFO L85 PathProgramCache]: Analyzing trace with hash 788797263, now seen corresponding path program 1 times [2025-03-17 19:21:18,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:18,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548911197] [2025-03-17 19:21:18,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:18,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:18,249 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 19:21:18,558 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 19:21:18,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:18,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-03-17 19:21:18,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:18,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548911197] [2025-03-17 19:21:18,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548911197] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:18,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207373225] [2025-03-17 19:21:18,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:18,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:18,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:18,854 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:18,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-03-17 19:21:19,302 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 19:21:19,504 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 19:21:19,504 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:19,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:19,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-17 19:21:19,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2025-03-17 19:21:19,571 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:19,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207373225] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:19,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:19,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2025-03-17 19:21:19,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312035609] [2025-03-17 19:21:19,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:19,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 19:21:19,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:19,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 19:21:19,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2025-03-17 19:21:19,572 INFO L87 Difference]: Start difference. First operand 1979 states and 2854 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:19,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:19,989 INFO L93 Difference]: Finished difference Result 3884 states and 5620 transitions. [2025-03-17 19:21:19,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-17 19:21:19,990 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 193 [2025-03-17 19:21:19,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:19,994 INFO L225 Difference]: With dead ends: 3884 [2025-03-17 19:21:19,994 INFO L226 Difference]: Without dead ends: 1993 [2025-03-17 19:21:19,995 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2025-03-17 19:21:19,995 INFO L435 NwaCegarLoop]: 1211 mSDtfsCounter, 39 mSDsluCounter, 5811 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 7022 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:19,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 7022 Invalid, 927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 923 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-17 19:21:19,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1993 states. [2025-03-17 19:21:20,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1993 to 1983. [2025-03-17 19:21:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1983 states, 1948 states have (on average 1.4399383983572895) internal successors, (2805), 1959 states have internal predecessors, (2805), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2025-03-17 19:21:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1983 states and 2858 transitions. [2025-03-17 19:21:20,018 INFO L78 Accepts]: Start accepts. Automaton has 1983 states and 2858 transitions. Word has length 193 [2025-03-17 19:21:20,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:20,018 INFO L471 AbstractCegarLoop]: Abstraction has 1983 states and 2858 transitions. [2025-03-17 19:21:20,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2858 transitions. [2025-03-17 19:21:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2025-03-17 19:21:20,019 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:20,019 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:20,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-03-17 19:21:20,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:20,220 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:20,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:20,220 INFO L85 PathProgramCache]: Analyzing trace with hash -845290605, now seen corresponding path program 1 times [2025-03-17 19:21:20,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:20,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140486309] [2025-03-17 19:21:20,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:20,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:20,267 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 19:21:20,516 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 19:21:20,517 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:20,517 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:20,783 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-03-17 19:21:20,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:20,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140486309] [2025-03-17 19:21:20,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140486309] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:20,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529637594] [2025-03-17 19:21:20,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:20,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:20,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:20,785 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:20,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-03-17 19:21:21,197 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 19:21:21,456 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 19:21:21,457 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:21,457 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:21,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-17 19:21:21,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2025-03-17 19:21:21,588 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 19:21:21,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529637594] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 19:21:21,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 19:21:21,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2025-03-17 19:21:21,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045778351] [2025-03-17 19:21:21,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 19:21:21,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 19:21:21,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 19:21:21,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 19:21:21,589 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2025-03-17 19:21:21,589 INFO L87 Difference]: Start difference. First operand 1983 states and 2858 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:22,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 19:21:22,111 INFO L93 Difference]: Finished difference Result 3891 states and 5630 transitions. [2025-03-17 19:21:22,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-17 19:21:22,111 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 193 [2025-03-17 19:21:22,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 19:21:22,115 INFO L225 Difference]: With dead ends: 3891 [2025-03-17 19:21:22,115 INFO L226 Difference]: Without dead ends: 1993 [2025-03-17 19:21:22,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2025-03-17 19:21:22,117 INFO L435 NwaCegarLoop]: 1221 mSDtfsCounter, 10 mSDsluCounter, 5795 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 7016 SdHoareTripleChecker+Invalid, 987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 19:21:22,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 7016 Invalid, 987 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 986 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 19:21:22,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1993 states. [2025-03-17 19:21:22,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1993 to 1983. [2025-03-17 19:21:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1983 states, 1948 states have (on average 1.4399383983572895) internal successors, (2805), 1959 states have internal predecessors, (2805), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2025-03-17 19:21:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1983 states and 2858 transitions. [2025-03-17 19:21:22,138 INFO L78 Accepts]: Start accepts. Automaton has 1983 states and 2858 transitions. Word has length 193 [2025-03-17 19:21:22,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 19:21:22,138 INFO L471 AbstractCegarLoop]: Abstraction has 1983 states and 2858 transitions. [2025-03-17 19:21:22,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-03-17 19:21:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2858 transitions. [2025-03-17 19:21:22,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-17 19:21:22,139 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 19:21:22,139 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 19:21:22,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2025-03-17 19:21:22,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:22,340 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-03-17 19:21:22,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 19:21:22,341 INFO L85 PathProgramCache]: Analyzing trace with hash 267331613, now seen corresponding path program 1 times [2025-03-17 19:21:22,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 19:21:22,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093157840] [2025-03-17 19:21:22,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:22,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 19:21:22,388 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 19:21:22,766 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 19:21:22,766 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:22,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:22,955 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-03-17 19:21:22,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 19:21:22,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093157840] [2025-03-17 19:21:22,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093157840] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 19:21:22,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819713858] [2025-03-17 19:21:22,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 19:21:22,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 19:21:22,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 19:21:22,958 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 19:21:22,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-03-17 19:21:23,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 19:21:23,708 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 19:21:23,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 19:21:23,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 19:21:23,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 156 conjuncts are in the unsatisfiable core [2025-03-17 19:21:23,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 19:21:23,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-17 19:21:23,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-03-17 19:21:23,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-17 19:21:23,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2025-03-17 19:21:24,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 11 [2025-03-17 19:21:24,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 11 [2025-03-17 19:21:24,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2025-03-17 19:21:24,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2025-03-17 19:21:24,041 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2025-03-17 19:21:24,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 33 [2025-03-17 19:21:24,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2025-03-17 19:21:24,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2025-03-17 19:21:24,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2025-03-17 19:21:24,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2025-03-17 19:21:24,230 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2025-03-17 19:21:24,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 73 [2025-03-17 19:21:24,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 11 [2025-03-17 19:21:24,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13