./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 07:25:34,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 07:25:34,126 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 07:25:34,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 07:25:34,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 07:25:34,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 07:25:34,160 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 07:25:34,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 07:25:34,161 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 07:25:34,162 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 07:25:34,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 07:25:34,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 07:25:34,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 07:25:34,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 07:25:34,165 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 07:25:34,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 07:25:34,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 07:25:34,166 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 07:25:34,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 07:25:34,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 07:25:34,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 07:25:34,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 07:25:34,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 07:25:34,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 07:25:34,172 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 07:25:34,172 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 07:25:34,173 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 07:25:34,173 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 07:25:34,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 07:25:34,173 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 07:25:34,174 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 07:25:34,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 07:25:34,174 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 07:25:34,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 07:25:34,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:25:34,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 07:25:34,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 07:25:34,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 07:25:34,176 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 07:25:34,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 07:25:34,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 07:25:34,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 07:25:34,177 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 07:25:34,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 07:25:34,178 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 501447f5c37550c3f5e8fdfcef22269dce5065ef789f4faf9fbe7fcfc263a044 [2024-11-17 07:25:34,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 07:25:34,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 07:25:34,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 07:25:34,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 07:25:34,501 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 07:25:34,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2024-11-17 07:25:35,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 07:25:36,167 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 07:25:36,168 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-1.i [2024-11-17 07:25:36,187 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44d9d2a51/3ab28e865f7942e49dbc8016dde3a9b8/FLAG0d95fdf10 [2024-11-17 07:25:36,415 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44d9d2a51/3ab28e865f7942e49dbc8016dde3a9b8 [2024-11-17 07:25:36,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 07:25:36,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 07:25:36,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 07:25:36,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 07:25:36,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 07:25:36,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:25:36" (1/1) ... [2024-11-17 07:25:36,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c836e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:36, skipping insertion in model container [2024-11-17 07:25:36,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:25:36" (1/1) ... [2024-11-17 07:25:36,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 07:25:37,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:25:37,173 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 07:25:37,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:25:37,333 INFO L204 MainTranslator]: Completed translation [2024-11-17 07:25:37,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37 WrapperNode [2024-11-17 07:25:37,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 07:25:37,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 07:25:37,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 07:25:37,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 07:25:37,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,492 INFO L138 Inliner]: procedures = 177, calls = 724, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3260 [2024-11-17 07:25:37,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 07:25:37,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 07:25:37,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 07:25:37,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 07:25:37,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,531 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,605 INFO L175 MemorySlicer]: Split 208 memory accesses to 3 slices as follows [2, 172, 34]. 83 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 46 writes are split as follows [0, 42, 4]. [2024-11-17 07:25:37,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 07:25:37,718 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 07:25:37,719 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 07:25:37,719 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 07:25:37,720 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (1/1) ... [2024-11-17 07:25:37,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:25:37,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:37,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 07:25:37,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 07:25:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-17 07:25:37,837 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-17 07:25:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 07:25:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 07:25:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 07:25:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 07:25:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 07:25:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 07:25:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 07:25:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 07:25:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-17 07:25:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-17 07:25:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-17 07:25:37,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-17 07:25:37,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-17 07:25:37,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-17 07:25:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-17 07:25:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 07:25:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-17 07:25:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 07:25:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 07:25:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 07:25:38,069 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 07:25:38,071 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 07:25:40,493 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2218: call ULTIMATE.dealloc(main_~#i~0#1.base, main_~#i~0#1.offset);havoc main_~#i~0#1.base, main_~#i~0#1.offset; [2024-11-17 07:25:40,755 INFO L? ?]: Removed 808 outVars from TransFormulas that were not future-live. [2024-11-17 07:25:40,755 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 07:25:40,841 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 07:25:40,842 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-17 07:25:40,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:25:40 BoogieIcfgContainer [2024-11-17 07:25:40,842 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 07:25:40,845 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 07:25:40,846 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 07:25:40,849 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 07:25:40,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 07:25:36" (1/3) ... [2024-11-17 07:25:40,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db82480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:25:40, skipping insertion in model container [2024-11-17 07:25:40,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:25:37" (2/3) ... [2024-11-17 07:25:40,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db82480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:25:40, skipping insertion in model container [2024-11-17 07:25:40,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:25:40" (3/3) ... [2024-11-17 07:25:40,852 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test9-1.i [2024-11-17 07:25:40,869 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 07:25:40,870 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-17 07:25:40,969 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 07:25:40,976 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;@507ecd39, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 07:25:40,976 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-17 07:25:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 1396 states, 879 states have (on average 1.8316268486916951) internal successors, (1610), 1389 states have internal predecessors, (1610), 505 states have call successors, (505), 3 states have call predecessors, (505), 3 states have return successors, (505), 6 states have call predecessors, (505), 505 states have call successors, (505) [2024-11-17 07:25:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:25:40,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:40,992 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:40,993 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:40,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:40,999 INFO L85 PathProgramCache]: Analyzing trace with hash -750371924, now seen corresponding path program 1 times [2024-11-17 07:25:41,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:41,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894540157] [2024-11-17 07:25:41,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:41,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:41,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:41,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:41,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894540157] [2024-11-17 07:25:41,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894540157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:41,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:41,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 07:25:41,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859581585] [2024-11-17 07:25:41,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:41,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 07:25:41,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:41,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 07:25:41,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:25:41,202 INFO L87 Difference]: Start difference. First operand has 1396 states, 879 states have (on average 1.8316268486916951) internal successors, (1610), 1389 states have internal predecessors, (1610), 505 states have call successors, (505), 3 states have call predecessors, (505), 3 states have return successors, (505), 6 states have call predecessors, (505), 505 states have call successors, (505) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:41,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:41,453 INFO L93 Difference]: Finished difference Result 2788 states and 5737 transitions. [2024-11-17 07:25:41,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 07:25:41,456 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-17 07:25:41,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:41,492 INFO L225 Difference]: With dead ends: 2788 [2024-11-17 07:25:41,493 INFO L226 Difference]: Without dead ends: 1387 [2024-11-17 07:25:41,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:25:41,507 INFO L432 NwaCegarLoop]: 2516 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2516 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:41,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2516 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:41,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1387 states. [2024-11-17 07:25:41,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1387 to 1387. [2024-11-17 07:25:41,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1387 states, 874 states have (on average 1.765446224256293) internal successors, (1543), 1381 states have internal predecessors, (1543), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2024-11-17 07:25:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1387 states and 2549 transitions. [2024-11-17 07:25:41,863 INFO L78 Accepts]: Start accepts. Automaton has 1387 states and 2549 transitions. Word has length 7 [2024-11-17 07:25:41,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:41,863 INFO L471 AbstractCegarLoop]: Abstraction has 1387 states and 2549 transitions. [2024-11-17 07:25:41,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2549 transitions. [2024-11-17 07:25:41,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:25:41,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:41,866 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:41,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 07:25:41,866 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:41,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:41,867 INFO L85 PathProgramCache]: Analyzing trace with hash -750370963, now seen corresponding path program 1 times [2024-11-17 07:25:41,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:41,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721177474] [2024-11-17 07:25:41,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:41,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-17 07:25:41,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1324900785] [2024-11-17 07:25:41,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:41,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:41,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:41,937 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:25:41,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 07:25:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:42,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-17 07:25:42,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:42,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:25:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:42,208 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:25:42,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:42,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721177474] [2024-11-17 07:25:42,210 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-17 07:25:42,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324900785] [2024-11-17 07:25:42,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324900785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:42,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:42,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:42,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741512339] [2024-11-17 07:25:42,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:42,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:25:42,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:42,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:25:42,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:25:42,216 INFO L87 Difference]: Start difference. First operand 1387 states and 2549 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:43,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:43,246 INFO L93 Difference]: Finished difference Result 2764 states and 5089 transitions. [2024-11-17 07:25:43,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:25:43,246 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-17 07:25:43,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:43,268 INFO L225 Difference]: With dead ends: 2764 [2024-11-17 07:25:43,269 INFO L226 Difference]: Without dead ends: 2762 [2024-11-17 07:25:43,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:43,271 INFO L432 NwaCegarLoop]: 2723 mSDtfsCounter, 1528 mSDsluCounter, 4703 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2031 SdHoareTripleChecker+Valid, 7426 SdHoareTripleChecker+Invalid, 700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:43,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2031 Valid, 7426 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 697 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-17 07:25:43,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2762 states. [2024-11-17 07:25:43,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2762 to 1393. [2024-11-17 07:25:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1393 states, 880 states have (on average 1.7613636363636365) internal successors, (1550), 1387 states have internal predecessors, (1550), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2024-11-17 07:25:43,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 2556 transitions. [2024-11-17 07:25:43,568 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 2556 transitions. Word has length 7 [2024-11-17 07:25:43,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:43,568 INFO L471 AbstractCegarLoop]: Abstraction has 1393 states and 2556 transitions. [2024-11-17 07:25:43,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:25:43,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2556 transitions. [2024-11-17 07:25:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-17 07:25:43,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:43,575 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:43,592 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-17 07:25:43,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:43,780 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:43,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:43,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1690396939, now seen corresponding path program 1 times [2024-11-17 07:25:43,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:43,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019753792] [2024-11-17 07:25:43,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:43,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:44,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:44,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019753792] [2024-11-17 07:25:44,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019753792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:44,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:44,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:25:44,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402420430] [2024-11-17 07:25:44,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:44,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:25:44,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:44,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:25:44,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:25:44,159 INFO L87 Difference]: Start difference. First operand 1393 states and 2556 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 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) [2024-11-17 07:25:45,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:45,070 INFO L93 Difference]: Finished difference Result 3935 states and 7334 transitions. [2024-11-17 07:25:45,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:25:45,071 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 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) Word has length 65 [2024-11-17 07:25:45,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:45,092 INFO L225 Difference]: With dead ends: 3935 [2024-11-17 07:25:45,092 INFO L226 Difference]: Without dead ends: 2761 [2024-11-17 07:25:45,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:45,099 INFO L432 NwaCegarLoop]: 2735 mSDtfsCounter, 1528 mSDsluCounter, 4716 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2031 SdHoareTripleChecker+Valid, 7451 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:45,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2031 Valid, 7451 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-17 07:25:45,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2761 states. [2024-11-17 07:25:45,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2761 to 1393. [2024-11-17 07:25:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1393 states, 880 states have (on average 1.7602272727272728) internal successors, (1549), 1387 states have internal predecessors, (1549), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2024-11-17 07:25:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 2555 transitions. [2024-11-17 07:25:45,409 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 2555 transitions. Word has length 65 [2024-11-17 07:25:45,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:45,409 INFO L471 AbstractCegarLoop]: Abstraction has 1393 states and 2555 transitions. [2024-11-17 07:25:45,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 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) [2024-11-17 07:25:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2555 transitions. [2024-11-17 07:25:45,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 07:25:45,411 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:45,412 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:45,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 07:25:45,412 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:45,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:45,413 INFO L85 PathProgramCache]: Analyzing trace with hash -377821676, now seen corresponding path program 1 times [2024-11-17 07:25:45,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:45,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763590718] [2024-11-17 07:25:45,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:45,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:45,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:45,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763590718] [2024-11-17 07:25:45,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763590718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:45,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:45,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:45,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255019719] [2024-11-17 07:25:45,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:45,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:25:45,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:45,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:25:45,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:45,602 INFO L87 Difference]: Start difference. First operand 1393 states and 2555 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2024-11-17 07:25:45,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:45,808 INFO L93 Difference]: Finished difference Result 2798 states and 5132 transitions. [2024-11-17 07:25:45,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:25:45,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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 83 [2024-11-17 07:25:45,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:45,820 INFO L225 Difference]: With dead ends: 2798 [2024-11-17 07:25:45,821 INFO L226 Difference]: Without dead ends: 1413 [2024-11-17 07:25:45,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:45,827 INFO L432 NwaCegarLoop]: 2488 mSDtfsCounter, 8 mSDsluCounter, 2473 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4961 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:45,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4961 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:45,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1413 states. [2024-11-17 07:25:45,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1413 to 1413. [2024-11-17 07:25:45,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1413 states, 900 states have (on average 1.7433333333333334) internal successors, (1569), 1407 states have internal predecessors, (1569), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2024-11-17 07:25:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 2575 transitions. [2024-11-17 07:25:45,977 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 2575 transitions. Word has length 83 [2024-11-17 07:25:45,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:45,978 INFO L471 AbstractCegarLoop]: Abstraction has 1413 states and 2575 transitions. [2024-11-17 07:25:45,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2024-11-17 07:25:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2575 transitions. [2024-11-17 07:25:45,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 07:25:45,980 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:45,981 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:45,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 07:25:45,981 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:45,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:45,982 INFO L85 PathProgramCache]: Analyzing trace with hash -398159051, now seen corresponding path program 1 times [2024-11-17 07:25:45,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:45,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810051794] [2024-11-17 07:25:45,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:45,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:46,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:46,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810051794] [2024-11-17 07:25:46,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810051794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:46,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:46,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:25:46,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961697937] [2024-11-17 07:25:46,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:46,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:25:46,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:46,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:25:46,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:25:46,171 INFO L87 Difference]: Start difference. First operand 1413 states and 2575 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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) [2024-11-17 07:25:46,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:46,364 INFO L93 Difference]: Finished difference Result 2804 states and 5128 transitions. [2024-11-17 07:25:46,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:25:46,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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 83 [2024-11-17 07:25:46,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:46,376 INFO L225 Difference]: With dead ends: 2804 [2024-11-17 07:25:46,377 INFO L226 Difference]: Without dead ends: 1399 [2024-11-17 07:25:46,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:46,383 INFO L432 NwaCegarLoop]: 2480 mSDtfsCounter, 105 mSDsluCounter, 4875 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 7355 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:46,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 7355 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:25:46,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2024-11-17 07:25:46,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1399. [2024-11-17 07:25:46,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1399 states, 886 states have (on average 1.747178329571106) internal successors, (1548), 1393 states have internal predecessors, (1548), 503 states have call successors, (503), 2 states have call predecessors, (503), 2 states have return successors, (503), 4 states have call predecessors, (503), 503 states have call successors, (503) [2024-11-17 07:25:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 2554 transitions. [2024-11-17 07:25:46,517 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 2554 transitions. Word has length 83 [2024-11-17 07:25:46,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:46,518 INFO L471 AbstractCegarLoop]: Abstraction has 1399 states and 2554 transitions. [2024-11-17 07:25:46,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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) [2024-11-17 07:25:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2554 transitions. [2024-11-17 07:25:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 07:25:46,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:46,519 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:46,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 07:25:46,520 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:46,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:46,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1784102770, now seen corresponding path program 1 times [2024-11-17 07:25:46,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:46,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455739784] [2024-11-17 07:25:46,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:46,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:25:46,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:46,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455739784] [2024-11-17 07:25:46,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455739784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:46,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:46,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:25:46,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959689461] [2024-11-17 07:25:46,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:46,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:25:46,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:46,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:25:46,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:46,641 INFO L87 Difference]: Start difference. First operand 1399 states and 2554 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2024-11-17 07:25:46,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:46,890 INFO L93 Difference]: Finished difference Result 4072 states and 7509 transitions. [2024-11-17 07:25:46,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:25:46,891 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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 83 [2024-11-17 07:25:46,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:46,912 INFO L225 Difference]: With dead ends: 4072 [2024-11-17 07:25:46,912 INFO L226 Difference]: Without dead ends: 2681 [2024-11-17 07:25:46,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:25:46,918 INFO L432 NwaCegarLoop]: 2932 mSDtfsCounter, 1346 mSDsluCounter, 2487 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1846 SdHoareTripleChecker+Valid, 5419 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:46,920 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1846 Valid, 5419 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:25:46,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2681 states. [2024-11-17 07:25:47,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2681 to 2677. [2024-11-17 07:25:47,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2677 states, 1664 states have (on average 1.7758413461538463) internal successors, (2955), 2671 states have internal predecessors, (2955), 1003 states have call successors, (1003), 2 states have call predecessors, (1003), 2 states have return successors, (1003), 5 states have call predecessors, (1003), 1003 states have call successors, (1003) [2024-11-17 07:25:47,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2677 states and 4961 transitions. [2024-11-17 07:25:47,165 INFO L78 Accepts]: Start accepts. Automaton has 2677 states and 4961 transitions. Word has length 83 [2024-11-17 07:25:47,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:47,165 INFO L471 AbstractCegarLoop]: Abstraction has 2677 states and 4961 transitions. [2024-11-17 07:25:47,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2024-11-17 07:25:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 4961 transitions. [2024-11-17 07:25:47,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-17 07:25:47,167 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:47,167 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:47,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 07:25:47,167 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:47,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:47,168 INFO L85 PathProgramCache]: Analyzing trace with hash 981530456, now seen corresponding path program 1 times [2024-11-17 07:25:47,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:47,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791255652] [2024-11-17 07:25:47,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:47,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:47,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:47,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791255652] [2024-11-17 07:25:47,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791255652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:47,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:25:47,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:25:47,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144677902] [2024-11-17 07:25:47,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:47,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:25:47,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:47,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:25:47,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:25:47,504 INFO L87 Difference]: Start difference. First operand 2677 states and 4961 transitions. Second operand has 5 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:51,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:25:51,850 INFO L93 Difference]: Finished difference Result 4930 states and 9319 transitions. [2024-11-17 07:25:51,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 07:25:51,851 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 98 [2024-11-17 07:25:51,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:25:51,884 INFO L225 Difference]: With dead ends: 4930 [2024-11-17 07:25:51,885 INFO L226 Difference]: Without dead ends: 4928 [2024-11-17 07:25:51,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:25:51,887 INFO L432 NwaCegarLoop]: 2767 mSDtfsCounter, 1440 mSDsluCounter, 4928 mSDsCounter, 0 mSdLazyCounter, 2849 mSolverCounterSat, 1006 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 7695 SdHoareTripleChecker+Invalid, 3855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1006 IncrementalHoareTripleChecker+Valid, 2849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:25:51,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1942 Valid, 7695 Invalid, 3855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1006 Valid, 2849 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-17 07:25:51,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4928 states. [2024-11-17 07:25:52,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4928 to 2742. [2024-11-17 07:25:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 1726 states have (on average 1.7578215527230592) internal successors, (3034), 2733 states have internal predecessors, (3034), 1006 states have call successors, (1006), 2 states have call predecessors, (1006), 2 states have return successors, (1006), 8 states have call predecessors, (1006), 1006 states have call successors, (1006) [2024-11-17 07:25:52,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 5046 transitions. [2024-11-17 07:25:52,383 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 5046 transitions. Word has length 98 [2024-11-17 07:25:52,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:25:52,384 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 5046 transitions. [2024-11-17 07:25:52,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:25:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 5046 transitions. [2024-11-17 07:25:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-17 07:25:52,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:25:52,388 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:25:52,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 07:25:52,388 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:25:52,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:25:52,389 INFO L85 PathProgramCache]: Analyzing trace with hash 17749975, now seen corresponding path program 1 times [2024-11-17 07:25:52,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:25:52,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582656110] [2024-11-17 07:25:52,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:52,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:25:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:52,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:25:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:52,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:25:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:52,949 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-17 07:25:52,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:25:52,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582656110] [2024-11-17 07:25:52,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582656110] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:25:52,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006196755] [2024-11-17 07:25:52,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:25:52,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:25:52,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:25:52,952 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:25:52,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 07:25:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:25:53,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-17 07:25:53,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:25:53,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:25:53,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:25:53,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-17 07:25:53,823 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-17 07:25:53,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 38 [2024-11-17 07:25:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:25:54,044 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:25:54,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1006196755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:25:54,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:25:54,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [5] total 14 [2024-11-17 07:25:54,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768371889] [2024-11-17 07:25:54,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:25:54,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-17 07:25:54,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:25:54,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-17 07:25:54,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-17 07:25:54,049 INFO L87 Difference]: Start difference. First operand 2742 states and 5046 transitions. Second operand has 11 states, 11 states have (on average 8.909090909090908) internal successors, (98), 11 states have internal predecessors, (98), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:26:02,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:06,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:10,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:14,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:18,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:23,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:27,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:32,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:36,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:39,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:26:44,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:26:44,965 INFO L93 Difference]: Finished difference Result 7613 states and 14273 transitions. [2024-11-17 07:26:44,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 07:26:44,966 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.909090909090908) internal successors, (98), 11 states have internal predecessors, (98), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 105 [2024-11-17 07:26:44,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:26:45,010 INFO L225 Difference]: With dead ends: 7613 [2024-11-17 07:26:45,010 INFO L226 Difference]: Without dead ends: 4967 [2024-11-17 07:26:45,022 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=92, Invalid=369, Unknown=1, NotChecked=0, Total=462 [2024-11-17 07:26:45,024 INFO L432 NwaCegarLoop]: 2748 mSDtfsCounter, 1792 mSDsluCounter, 22860 mSDsCounter, 0 mSdLazyCounter, 2377 mSolverCounterSat, 8 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2294 SdHoareTripleChecker+Valid, 25608 SdHoareTripleChecker+Invalid, 2395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 2377 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.6s IncrementalHoareTripleChecker+Time [2024-11-17 07:26:45,024 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2294 Valid, 25608 Invalid, 2395 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 2377 Invalid, 10 Unknown, 0 Unchecked, 45.6s Time] [2024-11-17 07:26:45,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4967 states. [2024-11-17 07:26:45,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4967 to 2775. [2024-11-17 07:26:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2775 states, 1759 states have (on average 1.7464468447981807) internal successors, (3072), 2766 states have internal predecessors, (3072), 1006 states have call successors, (1006), 2 states have call predecessors, (1006), 2 states have return successors, (1006), 8 states have call predecessors, (1006), 1006 states have call successors, (1006) [2024-11-17 07:26:45,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2775 states and 5084 transitions. [2024-11-17 07:26:45,618 INFO L78 Accepts]: Start accepts. Automaton has 2775 states and 5084 transitions. Word has length 105 [2024-11-17 07:26:45,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:26:45,618 INFO L471 AbstractCegarLoop]: Abstraction has 2775 states and 5084 transitions. [2024-11-17 07:26:45,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.909090909090908) internal successors, (98), 11 states have internal predecessors, (98), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:26:45,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 5084 transitions. [2024-11-17 07:26:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-17 07:26:45,620 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:26:45,620 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:26:45,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-17 07:26:45,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-17 07:26:45,821 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:26:45,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:26:45,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1126565174, now seen corresponding path program 1 times [2024-11-17 07:26:45,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:26:45,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034395572] [2024-11-17 07:26:45,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:45,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:26:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:46,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:26:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:46,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:26:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:26:46,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:26:46,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034395572] [2024-11-17 07:26:46,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034395572] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:26:46,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:26:46,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 07:26:46,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684302233] [2024-11-17 07:26:46,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:26:46,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:26:46,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:26:46,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:26:46,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:26:46,070 INFO L87 Difference]: Start difference. First operand 2775 states and 5084 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:26:50,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:26:50,755 INFO L93 Difference]: Finished difference Result 5376 states and 9932 transitions. [2024-11-17 07:26:50,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 07:26:50,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 105 [2024-11-17 07:26:50,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:26:50,780 INFO L225 Difference]: With dead ends: 5376 [2024-11-17 07:26:50,781 INFO L226 Difference]: Without dead ends: 2637 [2024-11-17 07:26:50,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:26:50,793 INFO L432 NwaCegarLoop]: 2410 mSDtfsCounter, 15 mSDsluCounter, 5159 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 507 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 7569 SdHoareTripleChecker+Invalid, 2249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 507 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:26:50,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 7569 Invalid, 2249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [507 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-17 07:26:50,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2637 states. [2024-11-17 07:26:51,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2637 to 2634. [2024-11-17 07:26:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2634 states, 1618 states have (on average 1.7682323856613102) internal successors, (2861), 2625 states have internal predecessors, (2861), 1006 states have call successors, (1006), 2 states have call predecessors, (1006), 2 states have return successors, (1006), 8 states have call predecessors, (1006), 1006 states have call successors, (1006) [2024-11-17 07:26:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2634 states and 4873 transitions. [2024-11-17 07:26:51,135 INFO L78 Accepts]: Start accepts. Automaton has 2634 states and 4873 transitions. Word has length 105 [2024-11-17 07:26:51,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:26:51,136 INFO L471 AbstractCegarLoop]: Abstraction has 2634 states and 4873 transitions. [2024-11-17 07:26:51,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:26:51,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 4873 transitions. [2024-11-17 07:26:51,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-17 07:26:51,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:26:51,137 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:26:51,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-17 07:26:51,139 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:26:51,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:26:51,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1226779871, now seen corresponding path program 1 times [2024-11-17 07:26:51,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:26:51,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368232193] [2024-11-17 07:26:51,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:51,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:26:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:51,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:26:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:51,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:26:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-17 07:26:51,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:26:51,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368232193] [2024-11-17 07:26:51,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368232193] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:26:51,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1874860375] [2024-11-17 07:26:51,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:26:51,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:26:51,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:26:51,538 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:26:51,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 07:26:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:26:51,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-17 07:26:51,872 INFO L278 TraceCheckSpWp]: Computing forward predicates...