./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:43:23,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:43:23,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 23:43:23,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:43:23,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:43:23,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:43:23,287 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:43:23,287 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:43:23,288 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:43:23,290 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:43:23,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:43:23,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:43:23,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:43:23,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:43:23,294 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:43:23,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:43:23,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:43:23,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 23:43:23,296 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:43:23,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 23:43:23,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:43:23,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:43:23,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:43:23,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:43:23,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:43:23,301 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:43:23,301 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:43:23,301 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 23:43:23,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:43:23,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:43:23,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:43:23,302 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:43:23,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:43:23,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:43:23,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:43:23,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:43:23,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:43:23,305 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:43:23,306 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:43:23,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:43:23,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:43:23,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:43:23,307 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:43:23,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:43:23,308 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 [2024-10-11 23:43:23,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:43:23,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:43:23,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:43:23,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:43:23,597 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:43:23,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2024-10-11 23:43:25,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:43:25,328 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:43:25,329 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2024-10-11 23:43:25,349 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/632de0522/5c26f81ffa6b413e9c62db0589936e08/FLAG195f73852 [2024-10-11 23:43:25,361 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/632de0522/5c26f81ffa6b413e9c62db0589936e08 [2024-10-11 23:43:25,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:43:25,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:43:25,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:43:25,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:43:25,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:43:25,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:43:25" (1/1) ... [2024-10-11 23:43:25,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce8b280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:25, skipping insertion in model container [2024-10-11 23:43:25,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:43:25" (1/1) ... [2024-10-11 23:43:25,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:43:26,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:43:26,021 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:43:26,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:43:26,168 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:43:26,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26 WrapperNode [2024-10-11 23:43:26,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:43:26,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:43:26,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:43:26,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:43:26,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,363 INFO L138 Inliner]: procedures = 177, calls = 474, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2361 [2024-10-11 23:43:26,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:43:26,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:43:26,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:43:26,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:43:26,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,389 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,547 INFO L175 MemorySlicer]: Split 443 memory accesses to 3 slices as follows [2, 417, 24]. 94 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 99 writes are split as follows [0, 98, 1]. [2024-10-11 23:43:26,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:43:26,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:43:26,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:43:26,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:43:26,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (1/1) ... [2024-10-11 23:43:26,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:43:26,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:26,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 23:43:26,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 23:43:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-10-11 23:43:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-10-11 23:43:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 23:43:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 23:43:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 23:43:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-11 23:43:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-11 23:43:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 23:43:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 23:43:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 23:43:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 23:43:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 23:43:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 23:43:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 23:43:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 23:43:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 23:43:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 23:43:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:43:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 23:43:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 23:43:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 23:43:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 23:43:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 23:43:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:43:26,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:43:27,061 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:43:27,063 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:43:29,075 INFO L? ?]: Removed 535 outVars from TransFormulas that were not future-live. [2024-10-11 23:43:29,075 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:43:29,140 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:43:29,140 INFO L314 CfgBuilder]: Removed 100 assume(true) statements. [2024-10-11 23:43:29,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:43:29 BoogieIcfgContainer [2024-10-11 23:43:29,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:43:29,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:43:29,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:43:29,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:43:29,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:43:25" (1/3) ... [2024-10-11 23:43:29,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3408cd9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:43:29, skipping insertion in model container [2024-10-11 23:43:29,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:43:26" (2/3) ... [2024-10-11 23:43:29,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3408cd9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:43:29, skipping insertion in model container [2024-10-11 23:43:29,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:43:29" (3/3) ... [2024-10-11 23:43:29,150 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test5-3.i [2024-10-11 23:43:29,202 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:43:29,202 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-10-11 23:43:29,287 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 23:43:29,294 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;@b329c61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 23:43:29,294 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-10-11 23:43:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand has 645 states, 618 states have (on average 1.6375404530744337) internal successors, (1012), 635 states have internal predecessors, (1012), 13 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-11 23:43:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-10-11 23:43:29,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:29,309 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-10-11 23:43:29,310 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:29,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:29,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1942633980, now seen corresponding path program 1 times [2024-10-11 23:43:29,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:29,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257745886] [2024-10-11 23:43:29,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:29,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:29,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:43:29,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:29,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257745886] [2024-10-11 23:43:29,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257745886] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:29,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:29,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:43:29,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438145762] [2024-10-11 23:43:29,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:29,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 23:43:29,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:29,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 23:43:29,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 23:43:29,495 INFO L87 Difference]: Start difference. First operand has 645 states, 618 states have (on average 1.6375404530744337) internal successors, (1012), 635 states have internal predecessors, (1012), 13 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-10-11 23:43:29,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:29,594 INFO L93 Difference]: Finished difference Result 1285 states and 2079 transitions. [2024-10-11 23:43:29,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 23:43:29,600 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2024-10-11 23:43:29,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:29,617 INFO L225 Difference]: With dead ends: 1285 [2024-10-11 23:43:29,617 INFO L226 Difference]: Without dead ends: 575 [2024-10-11 23:43:29,624 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 [2024-10-11 23:43:29,628 INFO L432 NwaCegarLoop]: 919 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:29,629 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 919 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:43:29,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2024-10-11 23:43:29,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 575. [2024-10-11 23:43:29,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 554 states have (on average 1.4657039711191335) internal successors, (812), 566 states have internal predecessors, (812), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2024-10-11 23:43:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 834 transitions. [2024-10-11 23:43:29,721 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 834 transitions. Word has length 5 [2024-10-11 23:43:29,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:29,722 INFO L471 AbstractCegarLoop]: Abstraction has 575 states and 834 transitions. [2024-10-11 23:43:29,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2024-10-11 23:43:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 834 transitions. [2024-10-11 23:43:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-11 23:43:29,723 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:29,723 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-11 23:43:29,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 23:43:29,724 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:29,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:29,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1445067953, now seen corresponding path program 1 times [2024-10-11 23:43:29,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:29,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261729206] [2024-10-11 23:43:29,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:29,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:43:29,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:29,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261729206] [2024-10-11 23:43:29,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261729206] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:29,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:29,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:43:29,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109959054] [2024-10-11 23:43:29,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:29,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:43:29,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:29,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:43:29,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:43:29,813 INFO L87 Difference]: Start difference. First operand 575 states and 834 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 23:43:29,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:29,896 INFO L93 Difference]: Finished difference Result 1313 states and 1920 transitions. [2024-10-11 23:43:29,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:43:29,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-10-11 23:43:29,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:29,903 INFO L225 Difference]: With dead ends: 1313 [2024-10-11 23:43:29,903 INFO L226 Difference]: Without dead ends: 1133 [2024-10-11 23:43:29,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:43:29,905 INFO L432 NwaCegarLoop]: 912 mSDtfsCounter, 793 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 804 SdHoareTripleChecker+Valid, 1727 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:29,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [804 Valid, 1727 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:43:29,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2024-10-11 23:43:29,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 746. [2024-10-11 23:43:29,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 720 states have (on average 1.475) internal successors, (1062), 737 states have internal predecessors, (1062), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:29,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1094 transitions. [2024-10-11 23:43:29,942 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1094 transitions. Word has length 6 [2024-10-11 23:43:29,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:29,942 INFO L471 AbstractCegarLoop]: Abstraction has 746 states and 1094 transitions. [2024-10-11 23:43:29,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 23:43:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1094 transitions. [2024-10-11 23:43:29,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-11 23:43:29,943 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:29,943 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-11 23:43:29,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 23:43:29,943 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:29,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:29,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1488171509, now seen corresponding path program 1 times [2024-10-11 23:43:29,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:29,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743264353] [2024-10-11 23:43:29,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:29,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 23:43:29,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1144793123] [2024-10-11 23:43:29,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:29,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:29,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:29,977 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:43:29,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 23:43:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:30,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 23:43:30,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:43:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:43:30,201 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:43:30,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:30,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743264353] [2024-10-11 23:43:30,202 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-11 23:43:30,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144793123] [2024-10-11 23:43:30,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144793123] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:30,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:30,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 23:43:30,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999061742] [2024-10-11 23:43:30,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:30,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:43:30,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:30,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:43:30,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:43:30,207 INFO L87 Difference]: Start difference. First operand 746 states and 1094 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 23:43:30,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:30,286 INFO L93 Difference]: Finished difference Result 1136 states and 1654 transitions. [2024-10-11 23:43:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:43:30,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-10-11 23:43:30,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:30,293 INFO L225 Difference]: With dead ends: 1136 [2024-10-11 23:43:30,293 INFO L226 Difference]: Without dead ends: 1133 [2024-10-11 23:43:30,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:43:30,296 INFO L432 NwaCegarLoop]: 864 mSDtfsCounter, 789 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 800 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:30,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [800 Valid, 1678 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:43:30,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2024-10-11 23:43:30,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 750. [2024-10-11 23:43:30,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 724 states have (on average 1.4696132596685083) internal successors, (1064), 741 states have internal predecessors, (1064), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:30,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1096 transitions. [2024-10-11 23:43:30,324 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1096 transitions. Word has length 6 [2024-10-11 23:43:30,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:30,324 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1096 transitions. [2024-10-11 23:43:30,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-11 23:43:30,324 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1096 transitions. [2024-10-11 23:43:30,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-10-11 23:43:30,335 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:30,335 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:30,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 23:43:30,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:30,537 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:30,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:30,538 INFO L85 PathProgramCache]: Analyzing trace with hash -345445987, now seen corresponding path program 1 times [2024-10-11 23:43:30,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:30,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321016195] [2024-10-11 23:43:30,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:30,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:31,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:43:31,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:31,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321016195] [2024-10-11 23:43:31,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321016195] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:31,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:31,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 23:43:31,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137015223] [2024-10-11 23:43:31,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:31,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 23:43:31,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:31,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 23:43:31,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:31,166 INFO L87 Difference]: Start difference. First operand 750 states and 1096 transitions. Second operand has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 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) [2024-10-11 23:43:31,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:31,258 INFO L93 Difference]: Finished difference Result 1497 states and 2189 transitions. [2024-10-11 23:43:31,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:43:31,259 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-10-11 23:43:31,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:31,262 INFO L225 Difference]: With dead ends: 1497 [2024-10-11 23:43:31,263 INFO L226 Difference]: Without dead ends: 753 [2024-10-11 23:43:31,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:31,265 INFO L432 NwaCegarLoop]: 803 mSDtfsCounter, 103 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 2392 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:31,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 2392 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 23:43:31,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2024-10-11 23:43:31,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 750. [2024-10-11 23:43:31,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 724 states have (on average 1.4599447513812154) internal successors, (1057), 741 states have internal predecessors, (1057), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:31,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1089 transitions. [2024-10-11 23:43:31,283 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1089 transitions. Word has length 150 [2024-10-11 23:43:31,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:31,284 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1089 transitions. [2024-10-11 23:43:31,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 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) [2024-10-11 23:43:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1089 transitions. [2024-10-11 23:43:31,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-10-11 23:43:31,289 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:31,289 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:31,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 23:43:31,290 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:31,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:31,290 INFO L85 PathProgramCache]: Analyzing trace with hash -440808151, now seen corresponding path program 1 times [2024-10-11 23:43:31,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:31,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102630205] [2024-10-11 23:43:31,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:31,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:43:31,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:31,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102630205] [2024-10-11 23:43:31,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102630205] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:31,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:31,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:43:31,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802680921] [2024-10-11 23:43:31,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:31,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:43:31,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:31,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:43:31,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:43:31,592 INFO L87 Difference]: Start difference. First operand 750 states and 1089 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 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) [2024-10-11 23:43:31,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:31,673 INFO L93 Difference]: Finished difference Result 1446 states and 2097 transitions. [2024-10-11 23:43:31,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 23:43:31,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-10-11 23:43:31,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:31,679 INFO L225 Difference]: With dead ends: 1446 [2024-10-11 23:43:31,679 INFO L226 Difference]: Without dead ends: 702 [2024-10-11 23:43:31,680 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 [2024-10-11 23:43:31,681 INFO L432 NwaCegarLoop]: 728 mSDtfsCounter, 9 mSDsluCounter, 1439 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:31,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2167 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 23:43:31,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2024-10-11 23:43:31,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 702. [2024-10-11 23:43:31,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 676 states have (on average 1.4452662721893492) internal successors, (977), 693 states have internal predecessors, (977), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 1009 transitions. [2024-10-11 23:43:31,703 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 1009 transitions. Word has length 150 [2024-10-11 23:43:31,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:31,703 INFO L471 AbstractCegarLoop]: Abstraction has 702 states and 1009 transitions. [2024-10-11 23:43:31,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 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) [2024-10-11 23:43:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1009 transitions. [2024-10-11 23:43:31,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-10-11 23:43:31,707 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:31,707 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:31,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 23:43:31,708 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:31,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:31,708 INFO L85 PathProgramCache]: Analyzing trace with hash 265788455, now seen corresponding path program 1 times [2024-10-11 23:43:31,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:31,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671060066] [2024-10-11 23:43:31,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:31,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:43:31,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:31,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671060066] [2024-10-11 23:43:31,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671060066] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:31,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:31,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:43:31,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427036692] [2024-10-11 23:43:31,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:31,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:43:31,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:31,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:43:31,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:43:31,948 INFO L87 Difference]: Start difference. First operand 702 states and 1009 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 2 states have internal predecessors, (150), 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) [2024-10-11 23:43:32,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:32,005 INFO L93 Difference]: Finished difference Result 1477 states and 2119 transitions. [2024-10-11 23:43:32,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:43:32,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 2 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-10-11 23:43:32,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:32,009 INFO L225 Difference]: With dead ends: 1477 [2024-10-11 23:43:32,010 INFO L226 Difference]: Without dead ends: 781 [2024-10-11 23:43:32,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:43:32,013 INFO L432 NwaCegarLoop]: 743 mSDtfsCounter, 54 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 1480 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:32,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 1480 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:43:32,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 781 states. [2024-10-11 23:43:32,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 781 to 781. [2024-10-11 23:43:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 781 states, 755 states have (on average 1.4344370860927151) internal successors, (1083), 772 states have internal predecessors, (1083), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1115 transitions. [2024-10-11 23:43:32,040 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1115 transitions. Word has length 150 [2024-10-11 23:43:32,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:32,041 INFO L471 AbstractCegarLoop]: Abstraction has 781 states and 1115 transitions. [2024-10-11 23:43:32,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 2 states have internal predecessors, (150), 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) [2024-10-11 23:43:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1115 transitions. [2024-10-11 23:43:32,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-11 23:43:32,045 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:32,045 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:32,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 23:43:32,046 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:32,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:32,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1266227275, now seen corresponding path program 1 times [2024-10-11 23:43:32,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:32,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595532218] [2024-10-11 23:43:32,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:32,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:32,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 23:43:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:32,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:43:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:32,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 23:43:32,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:32,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595532218] [2024-10-11 23:43:32,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595532218] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:32,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:32,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 23:43:32,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210530063] [2024-10-11 23:43:32,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:32,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 23:43:32,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:32,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 23:43:32,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:32,427 INFO L87 Difference]: Start difference. First operand 781 states and 1115 transitions. Second operand has 5 states, 5 states have (on average 31.4) internal successors, (157), 4 states have internal predecessors, (157), 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) [2024-10-11 23:43:32,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:32,861 INFO L93 Difference]: Finished difference Result 1482 states and 2129 transitions. [2024-10-11 23:43:32,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 23:43:32,862 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 4 states have internal predecessors, (157), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 163 [2024-10-11 23:43:32,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:32,868 INFO L225 Difference]: With dead ends: 1482 [2024-10-11 23:43:32,868 INFO L226 Difference]: Without dead ends: 786 [2024-10-11 23:43:32,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 23:43:32,870 INFO L432 NwaCegarLoop]: 712 mSDtfsCounter, 110 mSDsluCounter, 1927 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 2639 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:32,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 2639 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 23:43:32,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2024-10-11 23:43:32,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 781. [2024-10-11 23:43:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 781 states, 755 states have (on average 1.4251655629139073) internal successors, (1076), 772 states have internal predecessors, (1076), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1108 transitions. [2024-10-11 23:43:32,890 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1108 transitions. Word has length 163 [2024-10-11 23:43:32,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:32,891 INFO L471 AbstractCegarLoop]: Abstraction has 781 states and 1108 transitions. [2024-10-11 23:43:32,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 4 states have internal predecessors, (157), 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) [2024-10-11 23:43:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1108 transitions. [2024-10-11 23:43:32,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-11 23:43:32,893 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:32,893 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:32,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 23:43:32,894 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:32,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:32,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1451267265, now seen corresponding path program 1 times [2024-10-11 23:43:32,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:32,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38763420] [2024-10-11 23:43:32,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:32,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:33,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 23:43:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:33,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:43:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:33,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 23:43:33,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:33,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38763420] [2024-10-11 23:43:33,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38763420] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:33,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:33,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:43:33,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578013016] [2024-10-11 23:43:33,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:33,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:43:33,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:33,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:43:33,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:43:33,180 INFO L87 Difference]: Start difference. First operand 781 states and 1108 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 3 states have internal predecessors, (157), 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) [2024-10-11 23:43:33,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:33,560 INFO L93 Difference]: Finished difference Result 1485 states and 2121 transitions. [2024-10-11 23:43:33,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:43:33,560 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 3 states have internal predecessors, (157), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 163 [2024-10-11 23:43:33,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:33,564 INFO L225 Difference]: With dead ends: 1485 [2024-10-11 23:43:33,564 INFO L226 Difference]: Without dead ends: 789 [2024-10-11 23:43:33,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:43:33,567 INFO L432 NwaCegarLoop]: 727 mSDtfsCounter, 6 mSDsluCounter, 1322 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2049 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:33,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 2049 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 23:43:33,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2024-10-11 23:43:33,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 787. [2024-10-11 23:43:33,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 761 states have (on average 1.4218134034165573) internal successors, (1082), 778 states have internal predecessors, (1082), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-11 23:43:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1114 transitions. [2024-10-11 23:43:33,590 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1114 transitions. Word has length 163 [2024-10-11 23:43:33,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:33,591 INFO L471 AbstractCegarLoop]: Abstraction has 787 states and 1114 transitions. [2024-10-11 23:43:33,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 3 states have internal predecessors, (157), 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) [2024-10-11 23:43:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1114 transitions. [2024-10-11 23:43:33,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-11 23:43:33,593 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:33,593 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:33,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 23:43:33,593 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:33,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:33,594 INFO L85 PathProgramCache]: Analyzing trace with hash -970187007, now seen corresponding path program 1 times [2024-10-11 23:43:33,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:33,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529256571] [2024-10-11 23:43:33,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:33,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:33,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 23:43:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:33,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:43:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-11 23:43:33,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:33,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529256571] [2024-10-11 23:43:33,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529256571] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:33,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:33,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:43:33,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093505731] [2024-10-11 23:43:33,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:33,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:43:33,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:33,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:43:33,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:43:33,992 INFO L87 Difference]: Start difference. First operand 787 states and 1114 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 3 states have internal predecessors, (157), 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) [2024-10-11 23:43:34,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:34,509 INFO L93 Difference]: Finished difference Result 1858 states and 2663 transitions. [2024-10-11 23:43:34,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:43:34,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 3 states have internal predecessors, (157), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 163 [2024-10-11 23:43:34,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:34,516 INFO L225 Difference]: With dead ends: 1858 [2024-10-11 23:43:34,516 INFO L226 Difference]: Without dead ends: 1156 [2024-10-11 23:43:34,517 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:43:34,518 INFO L432 NwaCegarLoop]: 930 mSDtfsCounter, 463 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 470 SdHoareTripleChecker+Valid, 2464 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:34,518 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [470 Valid, 2464 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 23:43:34,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2024-10-11 23:43:34,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1149. [2024-10-11 23:43:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1149 states, 1110 states have (on average 1.4324324324324325) internal successors, (1590), 1137 states have internal predecessors, (1590), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 13 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-11 23:43:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1648 transitions. [2024-10-11 23:43:34,548 INFO L78 Accepts]: Start accepts. Automaton has 1149 states and 1648 transitions. Word has length 163 [2024-10-11 23:43:34,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:34,549 INFO L471 AbstractCegarLoop]: Abstraction has 1149 states and 1648 transitions. [2024-10-11 23:43:34,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 3 states have internal predecessors, (157), 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) [2024-10-11 23:43:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1648 transitions. [2024-10-11 23:43:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-11 23:43:34,551 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:34,551 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:34,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 23:43:34,551 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:34,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:34,552 INFO L85 PathProgramCache]: Analyzing trace with hash 136034715, now seen corresponding path program 1 times [2024-10-11 23:43:34,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:34,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476011267] [2024-10-11 23:43:34,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:34,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:34,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 23:43:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:34,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:43:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:34,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 23:43:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:34,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 23:43:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:34,990 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:43:34,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:34,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476011267] [2024-10-11 23:43:34,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476011267] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:34,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:34,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:43:34,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98264303] [2024-10-11 23:43:34,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:34,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 23:43:34,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:34,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 23:43:34,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:34,993 INFO L87 Difference]: Start difference. First operand 1149 states and 1648 transitions. Second operand has 5 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:35,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:35,408 INFO L93 Difference]: Finished difference Result 1151 states and 1659 transitions. [2024-10-11 23:43:35,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 23:43:35,408 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 176 [2024-10-11 23:43:35,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:35,413 INFO L225 Difference]: With dead ends: 1151 [2024-10-11 23:43:35,413 INFO L226 Difference]: Without dead ends: 1149 [2024-10-11 23:43:35,414 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:35,414 INFO L432 NwaCegarLoop]: 714 mSDtfsCounter, 548 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 2042 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:35,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [557 Valid, 2042 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 23:43:35,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2024-10-11 23:43:35,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1147. [2024-10-11 23:43:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1147 states, 1110 states have (on average 1.4297297297297298) internal successors, (1587), 1135 states have internal predecessors, (1587), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 13 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-11 23:43:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1147 states and 1645 transitions. [2024-10-11 23:43:35,444 INFO L78 Accepts]: Start accepts. Automaton has 1147 states and 1645 transitions. Word has length 176 [2024-10-11 23:43:35,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:35,445 INFO L471 AbstractCegarLoop]: Abstraction has 1147 states and 1645 transitions. [2024-10-11 23:43:35,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:35,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1645 transitions. [2024-10-11 23:43:35,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-11 23:43:35,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:35,447 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:35,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 23:43:35,448 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:35,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:35,448 INFO L85 PathProgramCache]: Analyzing trace with hash -77889599, now seen corresponding path program 1 times [2024-10-11 23:43:35,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:35,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697355818] [2024-10-11 23:43:35,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:35,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:35,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 23:43:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:35,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:43:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:35,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 23:43:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:35,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 23:43:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:43:35,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:35,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697355818] [2024-10-11 23:43:35,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697355818] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:35,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:35,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 23:43:35,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124490355] [2024-10-11 23:43:35,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:35,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 23:43:35,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:35,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 23:43:35,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:35,794 INFO L87 Difference]: Start difference. First operand 1147 states and 1645 transitions. Second operand has 5 states, 4 states have (on average 40.75) internal successors, (163), 4 states have internal predecessors, (163), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:36,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:36,221 INFO L93 Difference]: Finished difference Result 1216 states and 1744 transitions. [2024-10-11 23:43:36,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 23:43:36,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 40.75) internal successors, (163), 4 states have internal predecessors, (163), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 177 [2024-10-11 23:43:36,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:36,228 INFO L225 Difference]: With dead ends: 1216 [2024-10-11 23:43:36,228 INFO L226 Difference]: Without dead ends: 1215 [2024-10-11 23:43:36,228 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 23:43:36,229 INFO L432 NwaCegarLoop]: 720 mSDtfsCounter, 541 mSDsluCounter, 2034 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 2754 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:36,229 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [550 Valid, 2754 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 23:43:36,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2024-10-11 23:43:36,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 1211. [2024-10-11 23:43:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1211 states, 1171 states have (on average 1.4218616567036721) internal successors, (1665), 1196 states have internal predecessors, (1665), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2024-10-11 23:43:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1211 states and 1729 transitions. [2024-10-11 23:43:36,270 INFO L78 Accepts]: Start accepts. Automaton has 1211 states and 1729 transitions. Word has length 177 [2024-10-11 23:43:36,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:36,271 INFO L471 AbstractCegarLoop]: Abstraction has 1211 states and 1729 transitions. [2024-10-11 23:43:36,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 40.75) internal successors, (163), 4 states have internal predecessors, (163), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1729 transitions. [2024-10-11 23:43:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-10-11 23:43:36,273 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:36,274 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:36,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 23:43:36,274 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:36,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:36,275 INFO L85 PathProgramCache]: Analyzing trace with hash -362843990, now seen corresponding path program 1 times [2024-10-11 23:43:36,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:36,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092207150] [2024-10-11 23:43:36,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:36,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:37,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-11 23:43:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:37,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 23:43:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:37,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 23:43:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:37,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 23:43:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:43:37,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:37,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092207150] [2024-10-11 23:43:37,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092207150] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:43:37,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799565200] [2024-10-11 23:43:37,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:37,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:37,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:37,319 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:43:37,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 23:43:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:37,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-11 23:43:37,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:43:37,994 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 [2024-10-11 23:43:38,014 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 27 treesize of output 11 [2024-10-11 23:43:38,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-11 23:43:38,545 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 77 treesize of output 55 [2024-10-11 23:43:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:43:38,888 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:43:38,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799565200] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:38,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:43:38,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-11 23:43:38,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532179613] [2024-10-11 23:43:38,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:38,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 23:43:38,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:38,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 23:43:38,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-10-11 23:43:38,890 INFO L87 Difference]: Start difference. First operand 1211 states and 1729 transitions. Second operand has 11 states, 11 states have (on average 15.272727272727273) internal successors, (168), 10 states have internal predecessors, (168), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:41,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:41,272 INFO L93 Difference]: Finished difference Result 2386 states and 3417 transitions. [2024-10-11 23:43:41,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 23:43:41,273 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.272727272727273) internal successors, (168), 10 states have internal predecessors, (168), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 182 [2024-10-11 23:43:41,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:41,278 INFO L225 Difference]: With dead ends: 2386 [2024-10-11 23:43:41,278 INFO L226 Difference]: Without dead ends: 1213 [2024-10-11 23:43:41,280 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=92, Invalid=370, Unknown=0, NotChecked=0, Total=462 [2024-10-11 23:43:41,281 INFO L432 NwaCegarLoop]: 754 mSDtfsCounter, 795 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 805 SdHoareTripleChecker+Valid, 5327 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:41,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [805 Valid, 5327 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 900 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-11 23:43:41,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1213 states. [2024-10-11 23:43:41,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1213 to 1211. [2024-10-11 23:43:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1211 states, 1171 states have (on average 1.4210076857386849) internal successors, (1664), 1196 states have internal predecessors, (1664), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2024-10-11 23:43:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1211 states and 1728 transitions. [2024-10-11 23:43:41,347 INFO L78 Accepts]: Start accepts. Automaton has 1211 states and 1728 transitions. Word has length 182 [2024-10-11 23:43:41,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:41,347 INFO L471 AbstractCegarLoop]: Abstraction has 1211 states and 1728 transitions. [2024-10-11 23:43:41,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.272727272727273) internal successors, (168), 10 states have internal predecessors, (168), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:41,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1728 transitions. [2024-10-11 23:43:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-10-11 23:43:41,349 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:41,349 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:41,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 23:43:41,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:41,555 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:41,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:41,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1779507906, now seen corresponding path program 1 times [2024-10-11 23:43:41,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:41,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944803171] [2024-10-11 23:43:41,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:41,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:42,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 23:43:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:42,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 23:43:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:42,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-11 23:43:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:42,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 23:43:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:42,432 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:43:42,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:42,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944803171] [2024-10-11 23:43:42,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944803171] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:43:42,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1159262462] [2024-10-11 23:43:42,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:42,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:42,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:42,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:43:42,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 23:43:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:43,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 23:43:43,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:43:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:43:43,156 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:43:43,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1159262462] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:43,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:43:43,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-11 23:43:43,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908974580] [2024-10-11 23:43:43,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:43,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:43:43,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:43,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:43:43,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:43:43,161 INFO L87 Difference]: Start difference. First operand 1211 states and 1728 transitions. Second operand has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:43,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:43,329 INFO L93 Difference]: Finished difference Result 2384 states and 3416 transitions. [2024-10-11 23:43:43,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:43:43,330 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 183 [2024-10-11 23:43:43,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:43,334 INFO L225 Difference]: With dead ends: 2384 [2024-10-11 23:43:43,334 INFO L226 Difference]: Without dead ends: 1211 [2024-10-11 23:43:43,336 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:43:43,337 INFO L432 NwaCegarLoop]: 725 mSDtfsCounter, 13 mSDsluCounter, 1327 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:43,337 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 2052 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 23:43:43,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2024-10-11 23:43:43,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 1211. [2024-10-11 23:43:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1211 states, 1171 states have (on average 1.4192997438087105) internal successors, (1662), 1196 states have internal predecessors, (1662), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2024-10-11 23:43:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1211 states and 1726 transitions. [2024-10-11 23:43:43,372 INFO L78 Accepts]: Start accepts. Automaton has 1211 states and 1726 transitions. Word has length 183 [2024-10-11 23:43:43,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:43,372 INFO L471 AbstractCegarLoop]: Abstraction has 1211 states and 1726 transitions. [2024-10-11 23:43:43,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:43,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1726 transitions. [2024-10-11 23:43:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-11 23:43:43,374 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:43,374 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:43,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-11 23:43:43,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:43,576 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:43,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1188678779, now seen corresponding path program 1 times [2024-10-11 23:43:43,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:43,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500865864] [2024-10-11 23:43:43,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:44,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 23:43:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:44,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 23:43:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:44,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 23:43:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:44,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 23:43:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:43:44,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:44,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500865864] [2024-10-11 23:43:44,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500865864] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:44,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:44,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 23:43:44,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232866975] [2024-10-11 23:43:44,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:44,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 23:43:44,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:44,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 23:43:44,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:43:44,138 INFO L87 Difference]: Start difference. First operand 1211 states and 1726 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 6 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:44,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:44,744 INFO L93 Difference]: Finished difference Result 2389 states and 3432 transitions. [2024-10-11 23:43:44,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 23:43:44,745 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 6 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 184 [2024-10-11 23:43:44,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:44,750 INFO L225 Difference]: With dead ends: 2389 [2024-10-11 23:43:44,750 INFO L226 Difference]: Without dead ends: 1219 [2024-10-11 23:43:44,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 23:43:44,753 INFO L432 NwaCegarLoop]: 720 mSDtfsCounter, 9 mSDsluCounter, 2558 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 3278 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:44,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 3278 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 23:43:44,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2024-10-11 23:43:44,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1217. [2024-10-11 23:43:44,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1217 states, 1177 states have (on average 1.4171622769753611) internal successors, (1668), 1202 states have internal predecessors, (1668), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2024-10-11 23:43:44,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1732 transitions. [2024-10-11 23:43:44,787 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1732 transitions. Word has length 184 [2024-10-11 23:43:44,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:44,787 INFO L471 AbstractCegarLoop]: Abstraction has 1217 states and 1732 transitions. [2024-10-11 23:43:44,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 6 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:44,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1732 transitions. [2024-10-11 23:43:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-11 23:43:44,789 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:44,789 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:44,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 23:43:44,790 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:44,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:44,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1759200091, now seen corresponding path program 1 times [2024-10-11 23:43:44,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:44,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728256890] [2024-10-11 23:43:44,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:44,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:45,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:43:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:45,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 23:43:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:45,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 23:43:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:45,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 23:43:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 23:43:45,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:45,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728256890] [2024-10-11 23:43:45,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728256890] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:45,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:45,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 23:43:45,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070511875] [2024-10-11 23:43:45,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:45,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 23:43:45,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:45,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 23:43:45,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:43:45,278 INFO L87 Difference]: Start difference. First operand 1217 states and 1732 transitions. Second operand has 8 states, 8 states have (on average 21.375) internal successors, (171), 7 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:46,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:46,025 INFO L93 Difference]: Finished difference Result 2395 states and 3436 transitions. [2024-10-11 23:43:46,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 23:43:46,026 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.375) internal successors, (171), 7 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 185 [2024-10-11 23:43:46,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:46,032 INFO L225 Difference]: With dead ends: 2395 [2024-10-11 23:43:46,032 INFO L226 Difference]: Without dead ends: 1229 [2024-10-11 23:43:46,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:43:46,036 INFO L432 NwaCegarLoop]: 710 mSDtfsCounter, 13 mSDsluCounter, 3815 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 4525 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:46,036 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 4525 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 23:43:46,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2024-10-11 23:43:46,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1225. [2024-10-11 23:43:46,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1225 states, 1185 states have (on average 1.4160337552742617) internal successors, (1678), 1210 states have internal predecessors, (1678), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2024-10-11 23:43:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1742 transitions. [2024-10-11 23:43:46,069 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1742 transitions. Word has length 185 [2024-10-11 23:43:46,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:46,069 INFO L471 AbstractCegarLoop]: Abstraction has 1225 states and 1742 transitions. [2024-10-11 23:43:46,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.375) internal successors, (171), 7 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:43:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1742 transitions. [2024-10-11 23:43:46,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-11 23:43:46,072 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:46,073 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:46,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 23:43:46,073 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:46,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:46,074 INFO L85 PathProgramCache]: Analyzing trace with hash 889843263, now seen corresponding path program 1 times [2024-10-11 23:43:46,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:46,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750812077] [2024-10-11 23:43:46,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:46,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:46,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:43:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:46,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 23:43:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:47,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 23:43:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:47,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 23:43:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-11 23:43:47,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:47,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750812077] [2024-10-11 23:43:47,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750812077] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:43:47,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541762213] [2024-10-11 23:43:47,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:47,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:47,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:47,009 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:43:47,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 23:43:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:47,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-11 23:43:47,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:43:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 23:43:47,764 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:43:47,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541762213] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:47,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:43:47,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-10-11 23:43:47,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128679032] [2024-10-11 23:43:47,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:47,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:43:47,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:47,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:43:47,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 23:43:47,767 INFO L87 Difference]: Start difference. First operand 1225 states and 1742 transitions. Second operand has 4 states, 3 states have (on average 58.333333333333336) internal successors, (175), 4 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:47,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:47,842 INFO L93 Difference]: Finished difference Result 2357 states and 3376 transitions. [2024-10-11 23:43:47,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:43:47,843 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 58.333333333333336) internal successors, (175), 4 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 185 [2024-10-11 23:43:47,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:47,848 INFO L225 Difference]: With dead ends: 2357 [2024-10-11 23:43:47,848 INFO L226 Difference]: Without dead ends: 1227 [2024-10-11 23:43:47,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 23:43:47,851 INFO L432 NwaCegarLoop]: 731 mSDtfsCounter, 0 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2186 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:47,852 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2186 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:43:47,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2024-10-11 23:43:47,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1227. [2024-10-11 23:43:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 1186 states have (on average 1.4165261382799326) internal successors, (1680), 1212 states have internal predecessors, (1680), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2024-10-11 23:43:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1748 transitions. [2024-10-11 23:43:47,897 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1748 transitions. Word has length 185 [2024-10-11 23:43:47,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:47,897 INFO L471 AbstractCegarLoop]: Abstraction has 1227 states and 1748 transitions. [2024-10-11 23:43:47,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 58.333333333333336) internal successors, (175), 4 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1748 transitions. [2024-10-11 23:43:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-11 23:43:47,901 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:47,901 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:47,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 23:43:48,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-11 23:43:48,103 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:48,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:48,103 INFO L85 PathProgramCache]: Analyzing trace with hash 447222795, now seen corresponding path program 1 times [2024-10-11 23:43:48,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:48,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926003980] [2024-10-11 23:43:48,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:48,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:49,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:43:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:49,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 23:43:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:49,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 23:43:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:49,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-11 23:43:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:49,339 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-11 23:43:49,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:49,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926003980] [2024-10-11 23:43:49,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926003980] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:43:49,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040509232] [2024-10-11 23:43:49,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:49,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:49,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:49,342 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:43:49,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 23:43:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:50,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 1104 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-10-11 23:43:50,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:43:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-11 23:43:50,303 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 23:43:50,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040509232] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:50,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 23:43:50,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2024-10-11 23:43:50,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671719977] [2024-10-11 23:43:50,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:50,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 23:43:50,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:50,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 23:43:50,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-10-11 23:43:50,307 INFO L87 Difference]: Start difference. First operand 1227 states and 1748 transitions. Second operand has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:50,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:50,692 INFO L93 Difference]: Finished difference Result 2319 states and 3313 transitions. [2024-10-11 23:43:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 23:43:50,692 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 189 [2024-10-11 23:43:50,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:50,698 INFO L225 Difference]: With dead ends: 2319 [2024-10-11 23:43:50,698 INFO L226 Difference]: Without dead ends: 1331 [2024-10-11 23:43:50,700 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-10-11 23:43:50,700 INFO L432 NwaCegarLoop]: 714 mSDtfsCounter, 30 mSDsluCounter, 2592 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 3306 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:50,700 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 3306 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 23:43:50,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2024-10-11 23:43:50,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1307. [2024-10-11 23:43:50,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1307 states, 1266 states have (on average 1.4028436018957346) internal successors, (1776), 1292 states have internal predecessors, (1776), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2024-10-11 23:43:50,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 1844 transitions. [2024-10-11 23:43:50,730 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 1844 transitions. Word has length 189 [2024-10-11 23:43:50,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:50,730 INFO L471 AbstractCegarLoop]: Abstraction has 1307 states and 1844 transitions. [2024-10-11 23:43:50,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1844 transitions. [2024-10-11 23:43:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-10-11 23:43:50,732 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:50,733 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:50,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 23:43:50,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-11 23:43:50,937 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:50,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:50,937 INFO L85 PathProgramCache]: Analyzing trace with hash -2006069833, now seen corresponding path program 1 times [2024-10-11 23:43:50,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:50,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996005071] [2024-10-11 23:43:50,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:50,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:51,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:43:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:51,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 23:43:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:51,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 23:43:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:51,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 23:43:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:51,750 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-11 23:43:51,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:51,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996005071] [2024-10-11 23:43:51,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996005071] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:51,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:51,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 23:43:51,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418615300] [2024-10-11 23:43:51,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:51,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 23:43:51,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:51,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 23:43:51,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:43:51,753 INFO L87 Difference]: Start difference. First operand 1307 states and 1844 transitions. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:52,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:52,649 INFO L93 Difference]: Finished difference Result 2340 states and 3324 transitions. [2024-10-11 23:43:52,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 23:43:52,650 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 190 [2024-10-11 23:43:52,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:52,655 INFO L225 Difference]: With dead ends: 2340 [2024-10-11 23:43:52,656 INFO L226 Difference]: Without dead ends: 1313 [2024-10-11 23:43:52,657 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-10-11 23:43:52,658 INFO L432 NwaCegarLoop]: 720 mSDtfsCounter, 22 mSDsluCounter, 3473 mSDsCounter, 0 mSdLazyCounter, 994 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 4193 SdHoareTripleChecker+Invalid, 1004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:52,658 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 4193 Invalid, 1004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 23:43:52,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2024-10-11 23:43:52,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1301. [2024-10-11 23:43:52,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1301 states, 1260 states have (on average 1.4015873015873015) internal successors, (1766), 1286 states have internal predecessors, (1766), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2024-10-11 23:43:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1301 states and 1834 transitions. [2024-10-11 23:43:52,684 INFO L78 Accepts]: Start accepts. Automaton has 1301 states and 1834 transitions. Word has length 190 [2024-10-11 23:43:52,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:52,685 INFO L471 AbstractCegarLoop]: Abstraction has 1301 states and 1834 transitions. [2024-10-11 23:43:52,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:52,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1834 transitions. [2024-10-11 23:43:52,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-10-11 23:43:52,687 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:52,687 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:52,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-11 23:43:52,687 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:52,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:52,688 INFO L85 PathProgramCache]: Analyzing trace with hash 483724582, now seen corresponding path program 1 times [2024-10-11 23:43:52,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:52,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195610276] [2024-10-11 23:43:52,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:52,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:53,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:43:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:53,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 23:43:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:53,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 23:43:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:53,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 23:43:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-10-11 23:43:53,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:53,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195610276] [2024-10-11 23:43:53,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195610276] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:43:53,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:43:53,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 23:43:53,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507281462] [2024-10-11 23:43:53,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:43:53,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 23:43:53,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:43:53,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 23:43:53,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:43:53,340 INFO L87 Difference]: Start difference. First operand 1301 states and 1834 transitions. Second operand has 8 states, 8 states have (on average 21.75) internal successors, (174), 7 states have internal predecessors, (174), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:54,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:43:54,102 INFO L93 Difference]: Finished difference Result 2339 states and 3321 transitions. [2024-10-11 23:43:54,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 23:43:54,103 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 7 states have internal predecessors, (174), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 191 [2024-10-11 23:43:54,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:43:54,110 INFO L225 Difference]: With dead ends: 2339 [2024-10-11 23:43:54,110 INFO L226 Difference]: Without dead ends: 1317 [2024-10-11 23:43:54,112 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 23:43:54,113 INFO L432 NwaCegarLoop]: 723 mSDtfsCounter, 21 mSDsluCounter, 2388 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 23:43:54,113 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 3111 Invalid, 668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 23:43:54,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2024-10-11 23:43:54,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1309. [2024-10-11 23:43:54,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1309 states, 1268 states have (on average 1.4006309148264984) internal successors, (1776), 1294 states have internal predecessors, (1776), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2024-10-11 23:43:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1309 states and 1844 transitions. [2024-10-11 23:43:54,157 INFO L78 Accepts]: Start accepts. Automaton has 1309 states and 1844 transitions. Word has length 191 [2024-10-11 23:43:54,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:43:54,158 INFO L471 AbstractCegarLoop]: Abstraction has 1309 states and 1844 transitions. [2024-10-11 23:43:54,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 7 states have internal predecessors, (174), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-11 23:43:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1844 transitions. [2024-10-11 23:43:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-11 23:43:54,161 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:43:54,161 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:43:54,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-11 23:43:54,161 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-10-11 23:43:54,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:43:54,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1991723104, now seen corresponding path program 1 times [2024-10-11 23:43:54,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:43:54,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836334961] [2024-10-11 23:43:54,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:54,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:43:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:55,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 23:43:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:55,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 23:43:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:55,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 23:43:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:55,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 23:43:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:55,237 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-11 23:43:55,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:43:55,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836334961] [2024-10-11 23:43:55,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836334961] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 23:43:55,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977822156] [2024-10-11 23:43:55,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:43:55,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 23:43:55,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:43:55,240 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 23:43:55,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 23:43:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:43:56,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 1104 conjuncts, 148 conjuncts are in the unsatisfiable core [2024-10-11 23:43:56,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 23:43:56,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-11 23:43:56,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:43:56,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2024-10-11 23:43:56,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2024-10-11 23:43:56,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-11 23:43:56,675 INFO L349 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2024-10-11 23:43:56,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 29 [2024-10-11 23:43:56,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-11 23:43:56,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-11 23:43:56,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-10-11 23:43:56,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-11 23:43:56,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-10-11 23:43:56,991 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2024-10-11 23:43:56,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 57 [2024-10-11 23:43:57,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2024-10-11 23:43:57,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 11 [2024-10-11 23:44:16,685 INFO L224 Elim1Store]: Index analysis took 1709 ms