./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/array-multidimensional/init-4-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-multidimensional/init-4-n-u.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e1c46a3eec085decec4254bf9381483b25ba7b6541d5728ae52d1793b9b8c91 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 08:51:08,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 08:51:08,185 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-08 08:51:08,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 08:51:08,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 08:51:08,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 08:51:08,219 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 08:51:08,220 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 08:51:08,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 08:51:08,220 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 08:51:08,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 08:51:08,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 08:51:08,221 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 08:51:08,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 08:51:08,221 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 08:51:08,222 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 08:51:08,222 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e1c46a3eec085decec4254bf9381483b25ba7b6541d5728ae52d1793b9b8c91 [2025-02-08 08:51:08,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 08:51:08,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 08:51:08,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 08:51:08,453 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 08:51:08,453 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 08:51:08,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/init-4-n-u.c [2025-02-08 08:51:09,555 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2a61aeac5/77d2b36d572b47d6a1d812a7d90d487f/FLAG21da45188 [2025-02-08 08:51:09,813 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 08:51:09,813 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/array-multidimensional/init-4-n-u.c [2025-02-08 08:51:09,828 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2a61aeac5/77d2b36d572b47d6a1d812a7d90d487f/FLAG21da45188 [2025-02-08 08:51:10,137 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2a61aeac5/77d2b36d572b47d6a1d812a7d90d487f [2025-02-08 08:51:10,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 08:51:10,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 08:51:10,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 08:51:10,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 08:51:10,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 08:51:10,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656da5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10, skipping insertion in model container [2025-02-08 08:51:10,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 08:51:10,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 08:51:10,243 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 08:51:10,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 08:51:10,263 INFO L204 MainTranslator]: Completed translation [2025-02-08 08:51:10,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10 WrapperNode [2025-02-08 08:51:10,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 08:51:10,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 08:51:10,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 08:51:10,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 08:51:10,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,282 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2025-02-08 08:51:10,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 08:51:10,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 08:51:10,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 08:51:10,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 08:51:10,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,289 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,295 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2025-02-08 08:51:10,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,298 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 08:51:10,301 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 08:51:10,301 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 08:51:10,301 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 08:51:10,301 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (1/1) ... [2025-02-08 08:51:10,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 08:51:10,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:10,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 08:51:10,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 08:51:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 08:51:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 08:51:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 08:51:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 08:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 08:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 08:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 08:51:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 08:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 08:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 08:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 08:51:10,401 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 08:51:10,402 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 08:51:10,556 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L62: havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem5#1; [2025-02-08 08:51:10,556 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L63: assume 1 + main_~l~0#1 <= 2147483647;main_~l~0#1 := 1 + main_~l~0#1; [2025-02-08 08:51:10,556 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L63: assume !(1 + main_~l~0#1 <= 2147483647); [2025-02-08 08:51:10,556 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L63-1: assume 1 + main_~l~0#1 >= -2147483648; [2025-02-08 08:51:10,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L63-1: assume !(1 + main_~l~0#1 >= -2147483648); [2025-02-08 08:51:10,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L18: call ULTIMATE.dealloc(main_~#A~0#1.base, main_~#A~0#1.offset);havoc main_~#A~0#1.base, main_~#A~0#1.offset; [2025-02-08 08:51:10,565 INFO L? ?]: Removed 49 outVars from TransFormulas that were not future-live. [2025-02-08 08:51:10,565 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 08:51:10,578 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 08:51:10,578 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 08:51:10,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 08:51:10 BoogieIcfgContainer [2025-02-08 08:51:10,578 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 08:51:10,579 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 08:51:10,579 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 08:51:10,586 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 08:51:10,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 08:51:10" (1/3) ... [2025-02-08 08:51:10,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f4a305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 08:51:10, skipping insertion in model container [2025-02-08 08:51:10,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 08:51:10" (2/3) ... [2025-02-08 08:51:10,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f4a305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 08:51:10, skipping insertion in model container [2025-02-08 08:51:10,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 08:51:10" (3/3) ... [2025-02-08 08:51:10,587 INFO L128 eAbstractionObserver]: Analyzing ICFG init-4-n-u.c [2025-02-08 08:51:10,599 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 08:51:10,600 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG init-4-n-u.c that has 1 procedures, 42 locations, 1 initial locations, 8 loop locations, and 16 error locations. [2025-02-08 08:51:10,633 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 08:51:10,640 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;@1b4a3166, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 08:51:10,641 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2025-02-08 08:51:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 26 states have (on average 1.8846153846153846) internal successors, (49), 41 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-08 08:51:10,646 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:10,647 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-08 08:51:10,647 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:10,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:10,650 INFO L85 PathProgramCache]: Analyzing trace with hash 2615598, now seen corresponding path program 1 times [2025-02-08 08:51:10,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:10,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12894898] [2025-02-08 08:51:10,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:10,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:10,706 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 08:51:10,728 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 08:51:10,732 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:10,732 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:10,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:10,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12894898] [2025-02-08 08:51:10,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12894898] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 08:51:10,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 08:51:10,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 08:51:10,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544992042] [2025-02-08 08:51:10,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 08:51:10,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 08:51:10,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:10,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 08:51:10,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-08 08:51:10,844 INFO L87 Difference]: Start difference. First operand has 42 states, 26 states have (on average 1.8846153846153846) internal successors, (49), 41 states have internal predecessors, (49), 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:10,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:10,900 INFO L93 Difference]: Finished difference Result 105 states and 129 transitions. [2025-02-08 08:51:10,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 08:51:10,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2025-02-08 08:51:10,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:10,906 INFO L225 Difference]: With dead ends: 105 [2025-02-08 08:51:10,906 INFO L226 Difference]: Without dead ends: 59 [2025-02-08 08:51:10,908 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-08 08:51:10,909 INFO L435 NwaCegarLoop]: 38 mSDtfsCounter, 90 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:10,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 68 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:10,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2025-02-08 08:51:10,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 53. [2025-02-08 08:51:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 39 states have (on average 1.7435897435897436) internal successors, (68), 52 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:10,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 68 transitions. [2025-02-08 08:51:10,936 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 68 transitions. Word has length 4 [2025-02-08 08:51:10,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:10,937 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 68 transitions. [2025-02-08 08:51:10,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:10,937 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2025-02-08 08:51:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-02-08 08:51:10,937 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:10,938 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-02-08 08:51:10,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 08:51:10,938 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:10,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:10,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1781391459, now seen corresponding path program 1 times [2025-02-08 08:51:10,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:10,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098134139] [2025-02-08 08:51:10,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:10,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:10,952 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 08:51:10,969 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 08:51:10,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:10,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:11,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098134139] [2025-02-08 08:51:11,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098134139] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 08:51:11,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 08:51:11,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 08:51:11,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208389528] [2025-02-08 08:51:11,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 08:51:11,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 08:51:11,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:11,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 08:51:11,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 08:51:11,020 INFO L87 Difference]: Start difference. First operand 53 states and 68 transitions. Second operand has 3 states, 2 states have (on average 3.0) 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) [2025-02-08 08:51:11,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:11,059 INFO L93 Difference]: Finished difference Result 61 states and 80 transitions. [2025-02-08 08:51:11,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 08:51:11,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) 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 [2025-02-08 08:51:11,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:11,060 INFO L225 Difference]: With dead ends: 61 [2025-02-08 08:51:11,060 INFO L226 Difference]: Without dead ends: 59 [2025-02-08 08:51:11,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 08:51:11,061 INFO L435 NwaCegarLoop]: 38 mSDtfsCounter, 1 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:11,061 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 72 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:11,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2025-02-08 08:51:11,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2025-02-08 08:51:11,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 45 states have (on average 1.6888888888888889) internal successors, (76), 58 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 76 transitions. [2025-02-08 08:51:11,074 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 76 transitions. Word has length 6 [2025-02-08 08:51:11,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:11,074 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 76 transitions. [2025-02-08 08:51:11,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) 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) [2025-02-08 08:51:11,074 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2025-02-08 08:51:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-02-08 08:51:11,075 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:11,075 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-02-08 08:51:11,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 08:51:11,075 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:11,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:11,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1781391432, now seen corresponding path program 1 times [2025-02-08 08:51:11,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:11,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736101733] [2025-02-08 08:51:11,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:11,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:11,088 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 08:51:11,095 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 08:51:11,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:11,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:11,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736101733] [2025-02-08 08:51:11,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736101733] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 08:51:11,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 08:51:11,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 08:51:11,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413573866] [2025-02-08 08:51:11,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 08:51:11,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 08:51:11,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:11,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 08:51:11,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-08 08:51:11,149 INFO L87 Difference]: Start difference. First operand 59 states and 76 transitions. Second operand has 4 states, 4 states have (on average 1.5) 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) [2025-02-08 08:51:11,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:11,184 INFO L93 Difference]: Finished difference Result 111 states and 143 transitions. [2025-02-08 08:51:11,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 08:51:11,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) 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 [2025-02-08 08:51:11,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:11,186 INFO L225 Difference]: With dead ends: 111 [2025-02-08 08:51:11,187 INFO L226 Difference]: Without dead ends: 51 [2025-02-08 08:51:11,187 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-08 08:51:11,187 INFO L435 NwaCegarLoop]: 34 mSDtfsCounter, 36 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:11,188 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 63 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:11,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2025-02-08 08:51:11,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2025-02-08 08:51:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 39 states have (on average 1.5897435897435896) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2025-02-08 08:51:11,199 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 62 transitions. Word has length 6 [2025-02-08 08:51:11,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:11,200 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 62 transitions. [2025-02-08 08:51:11,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) 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) [2025-02-08 08:51:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2025-02-08 08:51:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-02-08 08:51:11,200 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:11,200 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 08:51:11,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 08:51:11,201 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:11,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:11,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1775375723, now seen corresponding path program 1 times [2025-02-08 08:51:11,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:11,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116223590] [2025-02-08 08:51:11,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:11,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:11,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 08:51:11,214 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 08:51:11,214 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:11,214 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:11,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116223590] [2025-02-08 08:51:11,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116223590] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 08:51:11,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 08:51:11,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 08:51:11,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987724458] [2025-02-08 08:51:11,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 08:51:11,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 08:51:11,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:11,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 08:51:11,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-08 08:51:11,292 INFO L87 Difference]: Start difference. First operand 51 states and 62 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:11,317 INFO L93 Difference]: Finished difference Result 109 states and 140 transitions. [2025-02-08 08:51:11,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 08:51:11,317 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2025-02-08 08:51:11,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:11,318 INFO L225 Difference]: With dead ends: 109 [2025-02-08 08:51:11,318 INFO L226 Difference]: Without dead ends: 56 [2025-02-08 08:51:11,318 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-08 08:51:11,318 INFO L435 NwaCegarLoop]: 22 mSDtfsCounter, 41 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:11,319 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 39 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:11,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-02-08 08:51:11,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2025-02-08 08:51:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 46 states have (on average 1.5) internal successors, (69), 53 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2025-02-08 08:51:11,327 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 8 [2025-02-08 08:51:11,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:11,328 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2025-02-08 08:51:11,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2025-02-08 08:51:11,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-02-08 08:51:11,328 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:11,328 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 08:51:11,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 08:51:11,328 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:11,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:11,329 INFO L85 PathProgramCache]: Analyzing trace with hash -817031665, now seen corresponding path program 1 times [2025-02-08 08:51:11,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:11,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804838312] [2025-02-08 08:51:11,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:11,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:11,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 08:51:11,341 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 08:51:11,341 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:11,341 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:11,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804838312] [2025-02-08 08:51:11,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804838312] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:11,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1893204172] [2025-02-08 08:51:11,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:11,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:11,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:11,406 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:11,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-08 08:51:11,444 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 08:51:11,456 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 08:51:11,457 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:11,457 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-08 08:51:11,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,483 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 08:51:11,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1893204172] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 08:51:11,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 08:51:11,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-02-08 08:51:11,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110847712] [2025-02-08 08:51:11,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 08:51:11,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 08:51:11,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:11,484 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 08:51:11,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-08 08:51:11,484 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:11,498 INFO L93 Difference]: Finished difference Result 54 states and 69 transitions. [2025-02-08 08:51:11,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 08:51:11,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2025-02-08 08:51:11,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:11,500 INFO L225 Difference]: With dead ends: 54 [2025-02-08 08:51:11,500 INFO L226 Difference]: Without dead ends: 53 [2025-02-08 08:51:11,500 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-08 08:51:11,500 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 1 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:11,501 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 52 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:11,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2025-02-08 08:51:11,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2025-02-08 08:51:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 52 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 65 transitions. [2025-02-08 08:51:11,508 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 65 transitions. Word has length 9 [2025-02-08 08:51:11,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:11,509 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 65 transitions. [2025-02-08 08:51:11,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,509 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2025-02-08 08:51:11,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-02-08 08:51:11,509 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:11,509 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2025-02-08 08:51:11,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-08 08:51:11,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:11,713 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:11,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:11,714 INFO L85 PathProgramCache]: Analyzing trace with hash 441822175, now seen corresponding path program 1 times [2025-02-08 08:51:11,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:11,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571205405] [2025-02-08 08:51:11,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:11,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:11,719 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 08:51:11,722 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 08:51:11,722 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:11,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:11,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571205405] [2025-02-08 08:51:11,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571205405] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:11,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245186107] [2025-02-08 08:51:11,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:11,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:11,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:11,751 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:11,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-08 08:51:11,777 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 08:51:11,786 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 08:51:11,787 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:11,787 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:11,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-08 08:51:11,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,799 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 08:51:11,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245186107] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:11,815 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:11,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-02-08 08:51:11,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321761553] [2025-02-08 08:51:11,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:11,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-08 08:51:11,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:11,816 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-08 08:51:11,816 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-08 08:51:11,816 INFO L87 Difference]: Start difference. First operand 53 states and 65 transitions. Second operand has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:11,839 INFO L93 Difference]: Finished difference Result 90 states and 125 transitions. [2025-02-08 08:51:11,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 08:51:11,839 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 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 10 [2025-02-08 08:51:11,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:11,840 INFO L225 Difference]: With dead ends: 90 [2025-02-08 08:51:11,840 INFO L226 Difference]: Without dead ends: 89 [2025-02-08 08:51:11,840 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-08 08:51:11,840 INFO L435 NwaCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:11,841 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 36 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:11,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-02-08 08:51:11,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-02-08 08:51:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 88 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 113 transitions. [2025-02-08 08:51:11,847 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 113 transitions. Word has length 10 [2025-02-08 08:51:11,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:11,847 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 113 transitions. [2025-02-08 08:51:11,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.5) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 113 transitions. [2025-02-08 08:51:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2025-02-08 08:51:11,847 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:11,848 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 08:51:11,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-08 08:51:12,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:12,048 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:12,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:12,049 INFO L85 PathProgramCache]: Analyzing trace with hash -358191424, now seen corresponding path program 1 times [2025-02-08 08:51:12,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:12,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421992148] [2025-02-08 08:51:12,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:12,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:12,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-02-08 08:51:12,059 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-02-08 08:51:12,059 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:12,059 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-02-08 08:51:12,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:12,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421992148] [2025-02-08 08:51:12,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421992148] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 08:51:12,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 08:51:12,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-02-08 08:51:12,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543729505] [2025-02-08 08:51:12,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 08:51:12,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 08:51:12,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:12,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 08:51:12,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 08:51:12,076 INFO L87 Difference]: Start difference. First operand 89 states and 113 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:12,092 INFO L93 Difference]: Finished difference Result 177 states and 225 transitions. [2025-02-08 08:51:12,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 08:51:12,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 15 [2025-02-08 08:51:12,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:12,093 INFO L225 Difference]: With dead ends: 177 [2025-02-08 08:51:12,093 INFO L226 Difference]: Without dead ends: 175 [2025-02-08 08:51:12,094 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 08:51:12,094 INFO L435 NwaCegarLoop]: 19 mSDtfsCounter, 6 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:12,094 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 35 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:12,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2025-02-08 08:51:12,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 170. [2025-02-08 08:51:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 169 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 223 transitions. [2025-02-08 08:51:12,106 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 223 transitions. Word has length 15 [2025-02-08 08:51:12,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:12,106 INFO L471 AbstractCegarLoop]: Abstraction has 170 states and 223 transitions. [2025-02-08 08:51:12,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 223 transitions. [2025-02-08 08:51:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2025-02-08 08:51:12,106 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:12,106 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2025-02-08 08:51:12,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-08 08:51:12,107 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:12,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:12,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1761863541, now seen corresponding path program 1 times [2025-02-08 08:51:12,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:12,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065866704] [2025-02-08 08:51:12,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:12,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:12,111 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-02-08 08:51:12,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-02-08 08:51:12,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:12,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-08 08:51:12,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:12,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065866704] [2025-02-08 08:51:12,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065866704] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:12,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260418762] [2025-02-08 08:51:12,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:12,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:12,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:12,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:12,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-08 08:51:12,169 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-02-08 08:51:12,194 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-02-08 08:51:12,194 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:12,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:12,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-08 08:51:12,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-08 08:51:12,232 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-08 08:51:12,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260418762] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:12,263 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:12,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4, 4] total 10 [2025-02-08 08:51:12,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455563526] [2025-02-08 08:51:12,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:12,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-08 08:51:12,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:12,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-08 08:51:12,264 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2025-02-08 08:51:12,264 INFO L87 Difference]: Start difference. First operand 170 states and 223 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:12,401 INFO L93 Difference]: Finished difference Result 321 states and 422 transitions. [2025-02-08 08:51:12,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-02-08 08:51:12,401 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 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 16 [2025-02-08 08:51:12,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:12,402 INFO L225 Difference]: With dead ends: 321 [2025-02-08 08:51:12,402 INFO L226 Difference]: Without dead ends: 170 [2025-02-08 08:51:12,403 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2025-02-08 08:51:12,403 INFO L435 NwaCegarLoop]: 12 mSDtfsCounter, 46 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:12,403 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 67 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-08 08:51:12,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2025-02-08 08:51:12,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 169. [2025-02-08 08:51:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 163 states have (on average 1.196319018404908) internal successors, (195), 168 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 195 transitions. [2025-02-08 08:51:12,414 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 195 transitions. Word has length 16 [2025-02-08 08:51:12,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:12,414 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 195 transitions. [2025-02-08 08:51:12,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,414 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 195 transitions. [2025-02-08 08:51:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2025-02-08 08:51:12,414 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:12,414 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1] [2025-02-08 08:51:12,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-08 08:51:12,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:12,615 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:12,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:12,615 INFO L85 PathProgramCache]: Analyzing trace with hash 2129489553, now seen corresponding path program 2 times [2025-02-08 08:51:12,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:12,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183647007] [2025-02-08 08:51:12,616 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:51:12,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:12,624 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 19 statements into 2 equivalence classes. [2025-02-08 08:51:12,627 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 19 statements. [2025-02-08 08:51:12,627 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:51:12,627 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:12,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-08 08:51:12,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:12,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183647007] [2025-02-08 08:51:12,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183647007] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:12,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952379830] [2025-02-08 08:51:12,645 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:51:12,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:12,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:12,648 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:12,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-08 08:51:12,683 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 19 statements into 2 equivalence classes. [2025-02-08 08:51:12,690 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 19 statements. [2025-02-08 08:51:12,690 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:51:12,690 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:12,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-08 08:51:12,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:12,714 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-08 08:51:12,714 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-02-08 08:51:12,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952379830] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:12,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:12,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 4 [2025-02-08 08:51:12,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959002207] [2025-02-08 08:51:12,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:12,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-08 08:51:12,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:12,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 08:51:12,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-08 08:51:12,745 INFO L87 Difference]: Start difference. First operand 169 states and 195 transitions. Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:12,768 INFO L93 Difference]: Finished difference Result 169 states and 195 transitions. [2025-02-08 08:51:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 08:51:12,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 19 [2025-02-08 08:51:12,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:12,769 INFO L225 Difference]: With dead ends: 169 [2025-02-08 08:51:12,769 INFO L226 Difference]: Without dead ends: 168 [2025-02-08 08:51:12,769 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-02-08 08:51:12,770 INFO L435 NwaCegarLoop]: 17 mSDtfsCounter, 14 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:12,770 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 33 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:51:12,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2025-02-08 08:51:12,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 152. [2025-02-08 08:51:12,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 147 states have (on average 1.163265306122449) internal successors, (171), 151 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 171 transitions. [2025-02-08 08:51:12,780 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 171 transitions. Word has length 19 [2025-02-08 08:51:12,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:12,780 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 171 transitions. [2025-02-08 08:51:12,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:12,780 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 171 transitions. [2025-02-08 08:51:12,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2025-02-08 08:51:12,780 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:12,780 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1] [2025-02-08 08:51:12,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-08 08:51:12,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2025-02-08 08:51:12,981 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:12,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:12,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1761837071, now seen corresponding path program 1 times [2025-02-08 08:51:12,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:12,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661550656] [2025-02-08 08:51:12,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:12,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:13,002 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-02-08 08:51:13,012 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-02-08 08:51:13,012 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:13,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2025-02-08 08:51:13,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:13,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661550656] [2025-02-08 08:51:13,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661550656] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:13,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396863248] [2025-02-08 08:51:13,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:13,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:13,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:13,068 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:13,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-08 08:51:13,105 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-02-08 08:51:13,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-02-08 08:51:13,120 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:13,120 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:13,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 08:51:13,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-02-08 08:51:13,212 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2025-02-08 08:51:13,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396863248] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:13,289 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:13,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 16 [2025-02-08 08:51:13,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427703569] [2025-02-08 08:51:13,289 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:13,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2025-02-08 08:51:13,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:13,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2025-02-08 08:51:13,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2025-02-08 08:51:13,290 INFO L87 Difference]: Start difference. First operand 152 states and 171 transitions. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:13,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:13,676 INFO L93 Difference]: Finished difference Result 567 states and 688 transitions. [2025-02-08 08:51:13,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2025-02-08 08:51:13,676 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 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 35 [2025-02-08 08:51:13,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:13,678 INFO L225 Difference]: With dead ends: 567 [2025-02-08 08:51:13,678 INFO L226 Difference]: Without dead ends: 432 [2025-02-08 08:51:13,680 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=643, Invalid=1163, Unknown=0, NotChecked=0, Total=1806 [2025-02-08 08:51:13,680 INFO L435 NwaCegarLoop]: 13 mSDtfsCounter, 168 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:13,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 59 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-08 08:51:13,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2025-02-08 08:51:13,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 432. [2025-02-08 08:51:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 427 states have (on average 1.0749414519906324) internal successors, (459), 431 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 459 transitions. [2025-02-08 08:51:13,719 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 459 transitions. Word has length 35 [2025-02-08 08:51:13,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:13,719 INFO L471 AbstractCegarLoop]: Abstraction has 432 states and 459 transitions. [2025-02-08 08:51:13,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 459 transitions. [2025-02-08 08:51:13,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2025-02-08 08:51:13,723 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:13,723 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2025-02-08 08:51:13,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-02-08 08:51:13,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-02-08 08:51:13,927 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:13,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:13,928 INFO L85 PathProgramCache]: Analyzing trace with hash -655982267, now seen corresponding path program 1 times [2025-02-08 08:51:13,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:13,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318636898] [2025-02-08 08:51:13,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:13,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:13,940 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes. [2025-02-08 08:51:13,949 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements. [2025-02-08 08:51:13,949 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:13,949 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 0 proven. 329 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2025-02-08 08:51:14,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:14,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318636898] [2025-02-08 08:51:14,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318636898] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:14,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576787515] [2025-02-08 08:51:14,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:14,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:14,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:14,018 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:14,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-02-08 08:51:14,061 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes. [2025-02-08 08:51:14,087 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements. [2025-02-08 08:51:14,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:14,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:14,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-02-08 08:51:14,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 325 proven. 145 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2025-02-08 08:51:14,379 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 325 proven. 145 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2025-02-08 08:51:14,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576787515] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:14,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:14,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 13, 13] total 28 [2025-02-08 08:51:14,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933892181] [2025-02-08 08:51:14,585 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:14,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2025-02-08 08:51:14,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:14,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2025-02-08 08:51:14,586 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=449, Unknown=0, NotChecked=0, Total=756 [2025-02-08 08:51:14,587 INFO L87 Difference]: Start difference. First operand 432 states and 459 transitions. Second operand has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:15,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:15,370 INFO L93 Difference]: Finished difference Result 1261 states and 1458 transitions. [2025-02-08 08:51:15,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2025-02-08 08:51:15,370 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 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 77 [2025-02-08 08:51:15,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:15,376 INFO L225 Difference]: With dead ends: 1261 [2025-02-08 08:51:15,376 INFO L226 Difference]: Without dead ends: 864 [2025-02-08 08:51:15,378 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1549, Invalid=3853, Unknown=0, NotChecked=0, Total=5402 [2025-02-08 08:51:15,379 INFO L435 NwaCegarLoop]: 16 mSDtfsCounter, 101 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:15,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 49 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-08 08:51:15,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2025-02-08 08:51:15,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 863. [2025-02-08 08:51:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 859 states have (on average 1.0349243306169964) internal successors, (889), 862 states have internal predecessors, (889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 889 transitions. [2025-02-08 08:51:15,433 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 889 transitions. Word has length 77 [2025-02-08 08:51:15,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:15,433 INFO L471 AbstractCegarLoop]: Abstraction has 863 states and 889 transitions. [2025-02-08 08:51:15,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 889 transitions. [2025-02-08 08:51:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-02-08 08:51:15,434 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:15,435 INFO L218 NwaCegarLoop]: trace histogram [44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2025-02-08 08:51:15,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-02-08 08:51:15,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-02-08 08:51:15,639 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:15,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:15,639 INFO L85 PathProgramCache]: Analyzing trace with hash 947525729, now seen corresponding path program 1 times [2025-02-08 08:51:15,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:15,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048696066] [2025-02-08 08:51:15,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:15,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:15,663 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-02-08 08:51:15,706 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-02-08 08:51:15,709 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:15,710 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:15,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2938 backedges. 0 proven. 1506 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2025-02-08 08:51:15,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:15,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048696066] [2025-02-08 08:51:15,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048696066] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:15,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742228612] [2025-02-08 08:51:15,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:15,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:15,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:15,995 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:15,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-02-08 08:51:16,053 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-02-08 08:51:16,103 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-02-08 08:51:16,103 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:16,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:16,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-02-08 08:51:16,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2938 backedges. 1501 proven. 715 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-02-08 08:51:16,589 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:17,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2938 backedges. 1501 proven. 715 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-02-08 08:51:17,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742228612] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:17,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:17,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 25, 25] total 52 [2025-02-08 08:51:17,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898745860] [2025-02-08 08:51:17,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:17,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2025-02-08 08:51:17,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:17,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2025-02-08 08:51:17,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1184, Invalid=1468, Unknown=0, NotChecked=0, Total=2652 [2025-02-08 08:51:17,218 INFO L87 Difference]: Start difference. First operand 863 states and 889 transitions. Second operand has 52 states, 52 states have (on average 3.423076923076923) internal successors, (178), 52 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:20,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:20,577 INFO L93 Difference]: Finished difference Result 3379 states and 3876 transitions. [2025-02-08 08:51:20,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2025-02-08 08:51:20,578 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 3.423076923076923) internal successors, (178), 52 states have internal predecessors, (178), 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 150 [2025-02-08 08:51:20,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:20,585 INFO L225 Difference]: With dead ends: 3379 [2025-02-08 08:51:20,585 INFO L226 Difference]: Without dead ends: 2587 [2025-02-08 08:51:20,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9180 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=9913, Invalid=18479, Unknown=0, NotChecked=0, Total=28392 [2025-02-08 08:51:20,591 INFO L435 NwaCegarLoop]: 12 mSDtfsCounter, 261 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:20,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 102 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-08 08:51:20,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2587 states. [2025-02-08 08:51:20,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2587 to 2585. [2025-02-08 08:51:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2585 states, 2581 states have (on average 1.0170476559473072) internal successors, (2625), 2584 states have internal predecessors, (2625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2585 states and 2625 transitions. [2025-02-08 08:51:20,696 INFO L78 Accepts]: Start accepts. Automaton has 2585 states and 2625 transitions. Word has length 150 [2025-02-08 08:51:20,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:20,697 INFO L471 AbstractCegarLoop]: Abstraction has 2585 states and 2625 transitions. [2025-02-08 08:51:20,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 3.423076923076923) internal successors, (178), 52 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 2625 transitions. [2025-02-08 08:51:20,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2025-02-08 08:51:20,701 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:20,701 INFO L218 NwaCegarLoop]: trace histogram [92, 92, 92, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1] [2025-02-08 08:51:20,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-02-08 08:51:20,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:20,902 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:20,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:20,902 INFO L85 PathProgramCache]: Analyzing trace with hash 2128774353, now seen corresponding path program 1 times [2025-02-08 08:51:20,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:20,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769603602] [2025-02-08 08:51:20,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:20,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:20,940 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 300 statements into 1 equivalence classes. [2025-02-08 08:51:20,967 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 300 of 300 statements. [2025-02-08 08:51:20,967 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:20,967 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12761 backedges. 0 proven. 6455 refuted. 0 times theorem prover too weak. 6306 trivial. 0 not checked. [2025-02-08 08:51:21,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:21,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769603602] [2025-02-08 08:51:21,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769603602] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:21,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690853534] [2025-02-08 08:51:21,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:21,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:21,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:21,233 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:21,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-02-08 08:51:21,322 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 300 statements into 1 equivalence classes. [2025-02-08 08:51:21,407 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 300 of 300 statements. [2025-02-08 08:51:21,407 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:21,407 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:21,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 49 conjuncts are in the unsatisfiable core [2025-02-08 08:51:21,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12761 backedges. 6448 proven. 3151 refuted. 0 times theorem prover too weak. 3162 trivial. 0 not checked. [2025-02-08 08:51:22,757 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:24,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12761 backedges. 6448 proven. 3151 refuted. 0 times theorem prover too weak. 3162 trivial. 0 not checked. [2025-02-08 08:51:24,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [690853534] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:24,736 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:24,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 49, 49] total 99 [2025-02-08 08:51:24,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319751724] [2025-02-08 08:51:24,736 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:24,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2025-02-08 08:51:24,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:24,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2025-02-08 08:51:24,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4663, Invalid=5237, Unknown=0, NotChecked=0, Total=9900 [2025-02-08 08:51:24,739 INFO L87 Difference]: Start difference. First operand 2585 states and 2625 transitions. Second operand has 100 states, 100 states have (on average 3.32) internal successors, (332), 99 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:31,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:51:31,728 INFO L93 Difference]: Finished difference Result 7620 states and 8562 transitions. [2025-02-08 08:51:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2025-02-08 08:51:31,729 INFO L78 Accepts]: Start accepts. Automaton has has 100 states, 100 states have (on average 3.32) internal successors, (332), 99 states have internal predecessors, (332), 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 300 [2025-02-08 08:51:31,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:51:31,753 INFO L225 Difference]: With dead ends: 7620 [2025-02-08 08:51:31,753 INFO L226 Difference]: Without dead ends: 5178 [2025-02-08 08:51:31,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 790 GetRequests, 502 SyntacticMatches, 0 SemanticMatches, 288 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22278 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=23473, Invalid=60337, Unknown=0, NotChecked=0, Total=83810 [2025-02-08 08:51:31,776 INFO L435 NwaCegarLoop]: 21 mSDtfsCounter, 326 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-08 08:51:31,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 131 Invalid, 647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-08 08:51:31,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5178 states. [2025-02-08 08:51:32,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5178 to 5176. [2025-02-08 08:51:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5176 states, 5173 states have (on average 1.0083123912623235) internal successors, (5216), 5175 states have internal predecessors, (5216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5176 states to 5176 states and 5216 transitions. [2025-02-08 08:51:32,160 INFO L78 Accepts]: Start accepts. Automaton has 5176 states and 5216 transitions. Word has length 300 [2025-02-08 08:51:32,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:51:32,160 INFO L471 AbstractCegarLoop]: Abstraction has 5176 states and 5216 transitions. [2025-02-08 08:51:32,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 3.32) internal successors, (332), 99 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:51:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 5176 states and 5216 transitions. [2025-02-08 08:51:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2025-02-08 08:51:32,172 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:51:32,173 INFO L218 NwaCegarLoop]: trace histogram [188, 188, 188, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2025-02-08 08:51:32,182 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-02-08 08:51:32,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:32,374 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:51:32,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:51:32,375 INFO L85 PathProgramCache]: Analyzing trace with hash 345335633, now seen corresponding path program 1 times [2025-02-08 08:51:32,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:51:32,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115144923] [2025-02-08 08:51:32,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:32,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:51:32,454 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 589 statements into 1 equivalence classes. [2025-02-08 08:51:32,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 589 of 589 statements. [2025-02-08 08:51:32,529 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:32,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 53130 backedges. 0 proven. 26712 refuted. 0 times theorem prover too weak. 26418 trivial. 0 not checked. [2025-02-08 08:51:33,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:51:33,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115144923] [2025-02-08 08:51:33,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115144923] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:51:33,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035976490] [2025-02-08 08:51:33,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 08:51:33,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:51:33,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:51:33,014 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:51:33,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-02-08 08:51:33,160 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 589 statements into 1 equivalence classes. [2025-02-08 08:51:33,319 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 589 of 589 statements. [2025-02-08 08:51:33,319 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 08:51:33,320 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:51:33,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 1801 conjuncts, 97 conjuncts are in the unsatisfiable core [2025-02-08 08:51:33,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:51:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 53130 backedges. 26704 proven. 13207 refuted. 0 times theorem prover too weak. 13219 trivial. 0 not checked. [2025-02-08 08:51:37,511 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:51:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 53130 backedges. 26704 proven. 13207 refuted. 0 times theorem prover too weak. 13219 trivial. 0 not checked. [2025-02-08 08:51:44,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2035976490] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:51:44,380 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:51:44,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 97, 97] total 195 [2025-02-08 08:51:44,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724272541] [2025-02-08 08:51:44,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:51:44,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 196 states [2025-02-08 08:51:44,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:51:44,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 196 interpolants. [2025-02-08 08:51:44,389 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18536, Invalid=19684, Unknown=0, NotChecked=0, Total=38220 [2025-02-08 08:51:44,389 INFO L87 Difference]: Start difference. First operand 5176 states and 5216 transitions. Second operand has 196 states, 196 states have (on average 3.1683673469387754) internal successors, (621), 195 states have internal predecessors, (621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:32,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:52:32,267 INFO L93 Difference]: Finished difference Result 20431 states and 23120 transitions. [2025-02-08 08:52:32,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 575 states. [2025-02-08 08:52:32,268 INFO L78 Accepts]: Start accepts. Automaton has has 196 states, 196 states have (on average 3.1683673469387754) internal successors, (621), 195 states have internal predecessors, (621), 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 589 [2025-02-08 08:52:32,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:52:32,308 INFO L225 Difference]: With dead ends: 20431 [2025-02-08 08:52:32,308 INFO L226 Difference]: Without dead ends: 15542 [2025-02-08 08:52:32,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1655 GetRequests, 984 SyntacticMatches, 0 SemanticMatches, 671 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154188 ImplicationChecksByTransitivity, 54.9s TimeCoverageRelationStatistics Valid=157153, Invalid=295103, Unknown=0, NotChecked=0, Total=452256 [2025-02-08 08:52:32,328 INFO L435 NwaCegarLoop]: 12 mSDtfsCounter, 1814 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1814 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-08 08:52:32,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1814 Valid, 62 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-08 08:52:32,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15542 states. [2025-02-08 08:52:32,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15542 to 15538. [2025-02-08 08:52:32,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15538 states, 15535 states have (on average 1.0041197296427422) internal successors, (15599), 15537 states have internal predecessors, (15599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15538 states to 15538 states and 15599 transitions. [2025-02-08 08:52:32,878 INFO L78 Accepts]: Start accepts. Automaton has 15538 states and 15599 transitions. Word has length 589 [2025-02-08 08:52:32,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:52:32,879 INFO L471 AbstractCegarLoop]: Abstraction has 15538 states and 15599 transitions. [2025-02-08 08:52:32,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 196 states, 196 states have (on average 3.1683673469387754) internal successors, (621), 195 states have internal predecessors, (621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 15538 states and 15599 transitions. [2025-02-08 08:52:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1726 [2025-02-08 08:52:32,925 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:52:32,926 INFO L218 NwaCegarLoop]: trace histogram [570, 570, 570, 3, 3, 3, 2, 1, 1, 1, 1] [2025-02-08 08:52:32,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-02-08 08:52:33,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:52:33,130 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:52:33,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:52:33,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1835072308, now seen corresponding path program 2 times [2025-02-08 08:52:33,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:52:33,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632380688] [2025-02-08 08:52:33,131 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:52:33,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:52:33,360 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1725 statements into 2 equivalence classes. [2025-02-08 08:52:33,362 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 1725 statements. [2025-02-08 08:52:33,362 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:52:33,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:52:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 488217 backedges. 0 proven. 217366 refuted. 0 times theorem prover too weak. 270851 trivial. 0 not checked. [2025-02-08 08:52:33,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:52:33,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632380688] [2025-02-08 08:52:33,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632380688] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:52:33,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608174725] [2025-02-08 08:52:33,390 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:52:33,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:52:33,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:52:33,392 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:52:33,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-02-08 08:52:33,724 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1725 statements into 2 equivalence classes. [2025-02-08 08:52:33,730 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 1725 statements. [2025-02-08 08:52:33,730 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:52:33,730 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:52:33,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-08 08:52:33,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:52:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 488217 backedges. 0 proven. 217366 refuted. 0 times theorem prover too weak. 270851 trivial. 0 not checked. [2025-02-08 08:52:35,083 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:52:36,520 INFO L134 CoverageAnalysis]: Checked inductivity of 488217 backedges. 0 proven. 217366 refuted. 0 times theorem prover too weak. 270851 trivial. 0 not checked. [2025-02-08 08:52:36,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608174725] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:52:36,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:52:36,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 4 [2025-02-08 08:52:36,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854683270] [2025-02-08 08:52:36,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:52:36,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-08 08:52:36,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:52:36,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 08:52:36,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-08 08:52:36,523 INFO L87 Difference]: Start difference. First operand 15538 states and 15599 transitions. Second operand has 6 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:37,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:52:37,222 INFO L93 Difference]: Finished difference Result 15538 states and 15599 transitions. [2025-02-08 08:52:37,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 08:52:37,223 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 1725 [2025-02-08 08:52:37,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:52:37,263 INFO L225 Difference]: With dead ends: 15538 [2025-02-08 08:52:37,263 INFO L226 Difference]: Without dead ends: 15537 [2025-02-08 08:52:37,268 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3452 GetRequests, 3446 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-02-08 08:52:37,268 INFO L435 NwaCegarLoop]: 13 mSDtfsCounter, 16 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:52:37,269 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 22 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:52:37,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15537 states. [2025-02-08 08:52:37,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15537 to 5214. [2025-02-08 08:52:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5214 states, 5212 states have (on average 1.0053722179585571) internal successors, (5240), 5213 states have internal predecessors, (5240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:37,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5214 states to 5214 states and 5240 transitions. [2025-02-08 08:52:37,715 INFO L78 Accepts]: Start accepts. Automaton has 5214 states and 5240 transitions. Word has length 1725 [2025-02-08 08:52:37,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:52:37,716 INFO L471 AbstractCegarLoop]: Abstraction has 5214 states and 5240 transitions. [2025-02-08 08:52:37,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 5214 states and 5240 transitions. [2025-02-08 08:52:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1737 [2025-02-08 08:52:37,753 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:52:37,754 INFO L218 NwaCegarLoop]: trace histogram [570, 570, 570, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1] [2025-02-08 08:52:37,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2025-02-08 08:52:37,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-02-08 08:52:37,954 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:52:37,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:52:37,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1701318591, now seen corresponding path program 2 times [2025-02-08 08:52:37,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:52:37,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195977668] [2025-02-08 08:52:37,955 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:52:37,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:52:38,149 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1736 statements into 2 equivalence classes. [2025-02-08 08:52:38,152 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 6 of 1736 statements. [2025-02-08 08:52:38,152 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:52:38,152 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:52:38,182 INFO L134 CoverageAnalysis]: Checked inductivity of 488238 backedges. 0 proven. 217378 refuted. 0 times theorem prover too weak. 270860 trivial. 0 not checked. [2025-02-08 08:52:38,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:52:38,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195977668] [2025-02-08 08:52:38,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195977668] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:52:38,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082220350] [2025-02-08 08:52:38,183 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:52:38,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:52:38,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:52:38,186 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:52:38,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-02-08 08:52:38,609 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1736 statements into 2 equivalence classes. [2025-02-08 08:52:38,616 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 6 of 1736 statements. [2025-02-08 08:52:38,616 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:52:38,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:52:38,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-08 08:52:38,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:52:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 488238 backedges. 0 proven. 217378 refuted. 0 times theorem prover too weak. 270860 trivial. 0 not checked. [2025-02-08 08:52:40,115 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:52:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 488238 backedges. 0 proven. 217378 refuted. 0 times theorem prover too weak. 270860 trivial. 0 not checked. [2025-02-08 08:52:41,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082220350] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:52:41,510 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:52:41,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 4 [2025-02-08 08:52:41,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520914009] [2025-02-08 08:52:41,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:52:41,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-08 08:52:41,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:52:41,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 08:52:41,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-08 08:52:41,513 INFO L87 Difference]: Start difference. First operand 5214 states and 5240 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:41,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:52:41,756 INFO L93 Difference]: Finished difference Result 5214 states and 5240 transitions. [2025-02-08 08:52:41,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-08 08:52:41,757 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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 1736 [2025-02-08 08:52:41,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:52:41,771 INFO L225 Difference]: With dead ends: 5214 [2025-02-08 08:52:41,771 INFO L226 Difference]: Without dead ends: 5213 [2025-02-08 08:52:41,772 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3474 GetRequests, 3468 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-02-08 08:52:41,773 INFO L435 NwaCegarLoop]: 12 mSDtfsCounter, 8 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:52:41,773 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 20 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:52:41,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5213 states. [2025-02-08 08:52:41,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5213 to 1748. [2025-02-08 08:52:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1748 states, 1747 states have (on average 1.0057240984544935) internal successors, (1757), 1747 states have internal predecessors, (1757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1748 states and 1757 transitions. [2025-02-08 08:52:41,913 INFO L78 Accepts]: Start accepts. Automaton has 1748 states and 1757 transitions. Word has length 1736 [2025-02-08 08:52:41,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:52:41,914 INFO L471 AbstractCegarLoop]: Abstraction has 1748 states and 1757 transitions. [2025-02-08 08:52:41,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:41,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 1757 transitions. [2025-02-08 08:52:41,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1748 [2025-02-08 08:52:41,928 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 08:52:41,928 INFO L218 NwaCegarLoop]: trace histogram [570, 570, 570, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1] [2025-02-08 08:52:41,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2025-02-08 08:52:42,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-02-08 08:52:42,132 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-02-08 08:52:42,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 08:52:42,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1837044178, now seen corresponding path program 2 times [2025-02-08 08:52:42,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 08:52:42,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140165343] [2025-02-08 08:52:42,134 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:52:42,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 08:52:42,251 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1747 statements into 2 equivalence classes. [2025-02-08 08:52:42,252 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 5 of 1747 statements. [2025-02-08 08:52:42,252 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:52:42,252 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:52:42,273 INFO L134 CoverageAnalysis]: Checked inductivity of 488259 backedges. 0 proven. 217390 refuted. 0 times theorem prover too weak. 270869 trivial. 0 not checked. [2025-02-08 08:52:42,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 08:52:42,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140165343] [2025-02-08 08:52:42,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140165343] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 08:52:42,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541467654] [2025-02-08 08:52:42,274 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 08:52:42,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 08:52:42,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 08:52:42,276 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 08:52:42,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-02-08 08:52:42,730 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1747 statements into 2 equivalence classes. [2025-02-08 08:52:42,735 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 5 of 1747 statements. [2025-02-08 08:52:42,735 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 08:52:42,735 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 08:52:42,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-08 08:52:42,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 08:52:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 488259 backedges. 0 proven. 217390 refuted. 0 times theorem prover too weak. 270869 trivial. 0 not checked. [2025-02-08 08:52:44,086 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 08:52:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 488259 backedges. 0 proven. 217390 refuted. 0 times theorem prover too weak. 270869 trivial. 0 not checked. [2025-02-08 08:52:45,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541467654] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 08:52:45,486 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 08:52:45,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 4 [2025-02-08 08:52:45,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40868285] [2025-02-08 08:52:45,487 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 08:52:45,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-08 08:52:45,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 08:52:45,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 08:52:45,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-08 08:52:45,489 INFO L87 Difference]: Start difference. First operand 1748 states and 1757 transitions. Second operand has 6 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:45,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 08:52:45,623 INFO L93 Difference]: Finished difference Result 1748 states and 1757 transitions. [2025-02-08 08:52:45,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-08 08:52:45,623 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 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 1747 [2025-02-08 08:52:45,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 08:52:45,629 INFO L225 Difference]: With dead ends: 1748 [2025-02-08 08:52:45,629 INFO L226 Difference]: Without dead ends: 0 [2025-02-08 08:52:45,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3496 GetRequests, 3490 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-02-08 08:52:45,635 INFO L435 NwaCegarLoop]: 12 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 08:52:45,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 08:52:45,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-08 08:52:45,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-08 08:52:45,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-08 08:52:45,637 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1747 [2025-02-08 08:52:45,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 08:52:45,637 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 08:52:45,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 08:52:45,637 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-08 08:52:45,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2025-02-08 08:52:45,644 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2025-02-08 08:52:45,645 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2025-02-08 08:52:45,645 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2025-02-08 08:52:45,645 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2025-02-08 08:52:45,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2025-02-08 08:52:45,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-02-08 08:52:45,848 INFO L422 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 08:52:45,854 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.