./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 14:38:33,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 14:38:33,737 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-09 14:38:33,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 14:38:33,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 14:38:33,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 14:38:33,773 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 14:38:33,773 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 14:38:33,773 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 14:38:33,774 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 14:38:33,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 14:38:33,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 14:38:33,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 14:38:33,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 14:38:33,778 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 14:38:33,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 14:38:33,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 14:38:33,779 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 14:38:33,779 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 14:38:33,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 14:38:33,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 14:38:33,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 14:38:33,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 14:38:33,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 14:38:33,785 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 14:38:33,785 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 14:38:33,786 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 14:38:33,786 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 14:38:33,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 14:38:33,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 14:38:33,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 14:38:33,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 14:38:33,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 14:38:33,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 14:38:33,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 14:38:33,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 14:38:33,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 14:38:33,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 14:38:33,788 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 14:38:33,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 14:38:33,789 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 14:38:33,790 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 14:38:33,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 14:38:33,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 14:38:33,790 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2024-11-09 14:38:34,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 14:38:34,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 14:38:34,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 14:38:34,096 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 14:38:34,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 14:38:34,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2024-11-09 14:38:35,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 14:38:35,783 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 14:38:35,784 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2024-11-09 14:38:35,802 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b09b9fb/058da176bb0e4469905371e4065cd06a/FLAGbcf496d75 [2024-11-09 14:38:35,818 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b09b9fb/058da176bb0e4469905371e4065cd06a [2024-11-09 14:38:35,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 14:38:35,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 14:38:35,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 14:38:35,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 14:38:35,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 14:38:35,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:38:35" (1/1) ... [2024-11-09 14:38:35,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e2058e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:35, skipping insertion in model container [2024-11-09 14:38:35,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:38:35" (1/1) ... [2024-11-09 14:38:35,893 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 14:38:36,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 14:38:36,514 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 14:38:36,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 14:38:36,671 INFO L204 MainTranslator]: Completed translation [2024-11-09 14:38:36,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36 WrapperNode [2024-11-09 14:38:36,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 14:38:36,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 14:38:36,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 14:38:36,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 14:38:36,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,788 INFO L138 Inliner]: procedures = 177, calls = 375, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2046 [2024-11-09 14:38:36,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 14:38:36,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 14:38:36,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 14:38:36,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 14:38:36,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,824 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,936 INFO L175 MemorySlicer]: Split 349 memory accesses to 3 slices as follows [2, 323, 24]. 93 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 83 writes are split as follows [0, 82, 1]. [2024-11-09 14:38:36,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:36,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:37,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:37,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:37,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:37,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 14:38:37,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 14:38:37,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 14:38:37,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 14:38:37,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (1/1) ... [2024-11-09 14:38:37,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 14:38:37,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:38:37,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 14:38:37,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 14:38:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-09 14:38:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-09 14:38:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 14:38:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 14:38:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 14:38:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 14:38:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 14:38:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 14:38:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 14:38:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 14:38:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-09 14:38:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-09 14:38:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-09 14:38:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-09 14:38:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-09 14:38:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-09 14:38:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 14:38:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 14:38:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 14:38:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 14:38:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 14:38:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 14:38:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 14:38:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 14:38:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 14:38:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 14:38:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 14:38:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 14:38:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 14:38:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 14:38:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 14:38:37,375 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 14:38:37,378 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 14:38:39,340 INFO L? ?]: Removed 492 outVars from TransFormulas that were not future-live. [2024-11-09 14:38:39,340 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 14:38:39,375 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 14:38:39,375 INFO L316 CfgBuilder]: Removed 83 assume(true) statements. [2024-11-09 14:38:39,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:38:39 BoogieIcfgContainer [2024-11-09 14:38:39,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 14:38:39,382 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 14:38:39,382 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 14:38:39,385 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 14:38:39,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 02:38:35" (1/3) ... [2024-11-09 14:38:39,386 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14099bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:38:39, skipping insertion in model container [2024-11-09 14:38:39,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:38:36" (2/3) ... [2024-11-09 14:38:39,386 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14099bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:38:39, skipping insertion in model container [2024-11-09 14:38:39,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:38:39" (3/3) ... [2024-11-09 14:38:39,387 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test5-1.i [2024-11-09 14:38:39,404 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 14:38:39,404 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-11-09 14:38:39,486 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 14:38:39,492 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;@3e8b484e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 14:38:39,493 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-11-09 14:38:39,498 INFO L276 IsEmpty]: Start isEmpty. Operand has 589 states, 562 states have (on average 1.6298932384341638) internal successors, (916), 579 states have internal predecessors, (916), 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) [2024-11-09 14:38:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 14:38:39,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:39,504 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-09 14:38:39,506 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)] === [2024-11-09 14:38:39,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:39,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1851784934, now seen corresponding path program 1 times [2024-11-09 14:38:39,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:39,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945558949] [2024-11-09 14:38:39,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:39,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:38:39,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:39,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945558949] [2024-11-09 14:38:39,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945558949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:39,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:39,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 14:38:39,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469853348] [2024-11-09 14:38:39,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:39,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 14:38:39,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:39,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 14:38:39,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 14:38:39,707 INFO L87 Difference]: Start difference. First operand has 589 states, 562 states have (on average 1.6298932384341638) internal successors, (916), 579 states have internal predecessors, (916), 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 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) [2024-11-09 14:38:39,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:39,780 INFO L93 Difference]: Finished difference Result 1172 states and 1886 transitions. [2024-11-09 14:38:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 14:38:39,785 INFO L78 Accepts]: Start accepts. Automaton has has 2 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 [2024-11-09 14:38:39,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:39,799 INFO L225 Difference]: With dead ends: 1172 [2024-11-09 14:38:39,800 INFO L226 Difference]: Without dead ends: 578 [2024-11-09 14:38:39,808 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 14:38:39,813 INFO L432 NwaCegarLoop]: 845 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:39,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 14:38:39,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-09 14:38:39,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 578. [2024-11-09 14:38:39,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 578 states, 557 states have (on average 1.4631956912028725) internal successors, (815), 569 states have internal predecessors, (815), 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) [2024-11-09 14:38:39,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 837 transitions. [2024-11-09 14:38:39,887 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 837 transitions. Word has length 6 [2024-11-09 14:38:39,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:39,887 INFO L471 AbstractCegarLoop]: Abstraction has 578 states and 837 transitions. [2024-11-09 14:38:39,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 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) [2024-11-09 14:38:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 837 transitions. [2024-11-09 14:38:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 14:38:39,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:39,889 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:38:39,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 14:38:39,889 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)] === [2024-11-09 14:38:39,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:39,890 INFO L85 PathProgramCache]: Analyzing trace with hash 217801389, now seen corresponding path program 1 times [2024-11-09 14:38:39,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:39,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022730492] [2024-11-09 14:38:39,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:39,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:39,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:38:39,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:39,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022730492] [2024-11-09 14:38:39,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022730492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:39,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:39,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 14:38:39,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587552235] [2024-11-09 14:38:39,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:39,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 14:38:39,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:39,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 14:38:39,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:38:39,961 INFO L87 Difference]: Start difference. First operand 578 states and 837 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:40,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:40,099 INFO L93 Difference]: Finished difference Result 1319 states and 1925 transitions. [2024-11-09 14:38:40,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 14:38:40,099 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-09 14:38:40,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:40,107 INFO L225 Difference]: With dead ends: 1319 [2024-11-09 14:38:40,107 INFO L226 Difference]: Without dead ends: 1137 [2024-11-09 14:38:40,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:38:40,110 INFO L432 NwaCegarLoop]: 876 mSDtfsCounter, 794 mSDsluCounter, 820 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 805 SdHoareTripleChecker+Valid, 1696 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:40,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [805 Valid, 1696 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:38:40,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states. [2024-11-09 14:38:40,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 754. [2024-11-09 14:38:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 754 states, 728 states have (on average 1.467032967032967) internal successors, (1068), 745 states have internal predecessors, (1068), 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) [2024-11-09 14:38:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 1100 transitions. [2024-11-09 14:38:40,171 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 1100 transitions. Word has length 7 [2024-11-09 14:38:40,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:40,172 INFO L471 AbstractCegarLoop]: Abstraction has 754 states and 1100 transitions. [2024-11-09 14:38:40,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1100 transitions. [2024-11-09 14:38:40,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 14:38:40,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:40,186 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, 1] [2024-11-09 14:38:40,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 14:38:40,186 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-09 14:38:40,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:40,187 INFO L85 PathProgramCache]: Analyzing trace with hash 724823291, now seen corresponding path program 1 times [2024-11-09 14:38:40,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:40,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675377035] [2024-11-09 14:38:40,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:40,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:38:40,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:40,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675377035] [2024-11-09 14:38:40,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675377035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:40,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:40,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 14:38:40,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011185846] [2024-11-09 14:38:40,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:40,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:38:40,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:40,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:38:40,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:38:40,882 INFO L87 Difference]: Start difference. First operand 754 states and 1100 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:40,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:40,995 INFO L93 Difference]: Finished difference Result 1459 states and 2127 transitions. [2024-11-09 14:38:40,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 14:38:40,996 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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 151 [2024-11-09 14:38:40,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:40,999 INFO L225 Difference]: With dead ends: 1459 [2024-11-09 14:38:41,000 INFO L226 Difference]: Without dead ends: 712 [2024-11-09 14:38:41,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:38:41,003 INFO L432 NwaCegarLoop]: 732 mSDtfsCounter, 22 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 2182 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:41,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 2182 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:38:41,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2024-11-09 14:38:41,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 712. [2024-11-09 14:38:41,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 712 states, 686 states have (on average 1.444606413994169) internal successors, (991), 703 states have internal predecessors, (991), 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) [2024-11-09 14:38:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 1023 transitions. [2024-11-09 14:38:41,024 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 1023 transitions. Word has length 151 [2024-11-09 14:38:41,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:41,025 INFO L471 AbstractCegarLoop]: Abstraction has 712 states and 1023 transitions. [2024-11-09 14:38:41,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1023 transitions. [2024-11-09 14:38:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 14:38:41,028 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:41,028 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, 1] [2024-11-09 14:38:41,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 14:38:41,029 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)] === [2024-11-09 14:38:41,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:41,029 INFO L85 PathProgramCache]: Analyzing trace with hash 697169549, now seen corresponding path program 1 times [2024-11-09 14:38:41,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:41,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873778102] [2024-11-09 14:38:41,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:41,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:38:41,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:41,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873778102] [2024-11-09 14:38:41,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873778102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:41,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:41,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:38:41,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758193950] [2024-11-09 14:38:41,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:41,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:38:41,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:41,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:38:41,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:38:41,307 INFO L87 Difference]: Start difference. First operand 712 states and 1023 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:41,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:41,379 INFO L93 Difference]: Finished difference Result 1411 states and 2033 transitions. [2024-11-09 14:38:41,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 14:38:41,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 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 151 [2024-11-09 14:38:41,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:41,384 INFO L225 Difference]: With dead ends: 1411 [2024-11-09 14:38:41,384 INFO L226 Difference]: Without dead ends: 706 [2024-11-09 14:38:41,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:38:41,387 INFO L432 NwaCegarLoop]: 734 mSDtfsCounter, 9 mSDsluCounter, 1449 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:41,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2183 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 14:38:41,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2024-11-09 14:38:41,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 706. [2024-11-09 14:38:41,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 706 states, 680 states have (on average 1.4426470588235294) internal successors, (981), 697 states have internal predecessors, (981), 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) [2024-11-09 14:38:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 1013 transitions. [2024-11-09 14:38:41,410 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 1013 transitions. Word has length 151 [2024-11-09 14:38:41,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:41,410 INFO L471 AbstractCegarLoop]: Abstraction has 706 states and 1013 transitions. [2024-11-09 14:38:41,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1013 transitions. [2024-11-09 14:38:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 14:38:41,412 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:41,413 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, 1] [2024-11-09 14:38:41,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 14:38:41,413 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)] === [2024-11-09 14:38:41,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:41,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1336057733, now seen corresponding path program 1 times [2024-11-09 14:38:41,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:41,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121611827] [2024-11-09 14:38:41,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:41,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:38:41,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:41,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121611827] [2024-11-09 14:38:41,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121611827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:41,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:41,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 14:38:41,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130826025] [2024-11-09 14:38:41,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:41,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 14:38:41,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:41,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 14:38:41,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:38:41,672 INFO L87 Difference]: Start difference. First operand 706 states and 1013 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:41,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:41,732 INFO L93 Difference]: Finished difference Result 1484 states and 2126 transitions. [2024-11-09 14:38:41,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 14:38:41,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 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 151 [2024-11-09 14:38:41,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:41,739 INFO L225 Difference]: With dead ends: 1484 [2024-11-09 14:38:41,739 INFO L226 Difference]: Without dead ends: 785 [2024-11-09 14:38:41,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:38:41,741 INFO L432 NwaCegarLoop]: 749 mSDtfsCounter, 54 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 1491 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:41,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 1491 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 14:38:41,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2024-11-09 14:38:41,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 785. [2024-11-09 14:38:41,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 785 states, 759 states have (on average 1.4321475625823452) internal successors, (1087), 776 states have internal predecessors, (1087), 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) [2024-11-09 14:38:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1119 transitions. [2024-11-09 14:38:41,766 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1119 transitions. Word has length 151 [2024-11-09 14:38:41,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:41,766 INFO L471 AbstractCegarLoop]: Abstraction has 785 states and 1119 transitions. [2024-11-09 14:38:41,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 14:38:41,767 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1119 transitions. [2024-11-09 14:38:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 14:38:41,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:41,770 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:38:41,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 14:38:41,771 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)] === [2024-11-09 14:38:41,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:41,771 INFO L85 PathProgramCache]: Analyzing trace with hash -652744185, now seen corresponding path program 1 times [2024-11-09 14:38:41,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:41,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330786205] [2024-11-09 14:38:41,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:41,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:42,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:38:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:42,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:38:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:38:42,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:42,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330786205] [2024-11-09 14:38:42,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330786205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:42,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:42,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 14:38:42,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874696404] [2024-11-09 14:38:42,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:42,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:38:42,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:42,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:38:42,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:38:42,159 INFO L87 Difference]: Start difference. First operand 785 states and 1119 transitions. Second operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 14:38:42,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:42,580 INFO L93 Difference]: Finished difference Result 1445 states and 2068 transitions. [2024-11-09 14:38:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 14:38:42,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 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 166 [2024-11-09 14:38:42,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:42,587 INFO L225 Difference]: With dead ends: 1445 [2024-11-09 14:38:42,587 INFO L226 Difference]: Without dead ends: 746 [2024-11-09 14:38:42,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-09 14:38:42,590 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 36 mSDsluCounter, 1793 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:42,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 2436 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 14:38:42,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-11-09 14:38:42,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 743. [2024-11-09 14:38:42,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 717 states have (on average 1.408647140864714) internal successors, (1010), 734 states have internal predecessors, (1010), 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) [2024-11-09 14:38:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1042 transitions. [2024-11-09 14:38:42,613 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1042 transitions. Word has length 166 [2024-11-09 14:38:42,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:42,614 INFO L471 AbstractCegarLoop]: Abstraction has 743 states and 1042 transitions. [2024-11-09 14:38:42,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 14:38:42,614 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1042 transitions. [2024-11-09 14:38:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 14:38:42,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:42,616 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:38:42,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 14:38:42,617 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)] === [2024-11-09 14:38:42,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:42,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1431076679, now seen corresponding path program 1 times [2024-11-09 14:38:42,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:42,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359134331] [2024-11-09 14:38:42,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:42,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:42,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:38:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:42,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:38:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:38:42,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:42,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359134331] [2024-11-09 14:38:42,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359134331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:42,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:42,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:38:42,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277173906] [2024-11-09 14:38:42,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:42,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:38:42,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:42,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:38:42,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:38:42,912 INFO L87 Difference]: Start difference. First operand 743 states and 1042 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 14:38:43,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:43,306 INFO L93 Difference]: Finished difference Result 1403 states and 1980 transitions. [2024-11-09 14:38:43,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:38:43,307 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 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 166 [2024-11-09 14:38:43,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:43,311 INFO L225 Difference]: With dead ends: 1403 [2024-11-09 14:38:43,311 INFO L226 Difference]: Without dead ends: 746 [2024-11-09 14:38:43,312 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 [2024-11-09 14:38:43,312 INFO L432 NwaCegarLoop]: 657 mSDtfsCounter, 7 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 1839 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:43,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 1839 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 14:38:43,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-11-09 14:38:43,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 743. [2024-11-09 14:38:43,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 717 states have (on average 1.404463040446304) internal successors, (1007), 734 states have internal predecessors, (1007), 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) [2024-11-09 14:38:43,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1039 transitions. [2024-11-09 14:38:43,330 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1039 transitions. Word has length 166 [2024-11-09 14:38:43,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:43,331 INFO L471 AbstractCegarLoop]: Abstraction has 743 states and 1039 transitions. [2024-11-09 14:38:43,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 14:38:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1039 transitions. [2024-11-09 14:38:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 14:38:43,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:43,333 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:38:43,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 14:38:43,333 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)] === [2024-11-09 14:38:43,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:43,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1405808829, now seen corresponding path program 1 times [2024-11-09 14:38:43,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:43,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576856649] [2024-11-09 14:38:43,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:43,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:43,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:38:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:43,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:38:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:43,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:38:43,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:43,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576856649] [2024-11-09 14:38:43,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576856649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:43,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:43,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:38:43,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484838161] [2024-11-09 14:38:43,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:43,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:38:43,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:43,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:38:43,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:38:43,612 INFO L87 Difference]: Start difference. First operand 743 states and 1039 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 14:38:43,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:43,960 INFO L93 Difference]: Finished difference Result 1724 states and 2436 transitions. [2024-11-09 14:38:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:38:43,960 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 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 166 [2024-11-09 14:38:43,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:43,966 INFO L225 Difference]: With dead ends: 1724 [2024-11-09 14:38:43,967 INFO L226 Difference]: Without dead ends: 1067 [2024-11-09 14:38:43,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:38:43,972 INFO L432 NwaCegarLoop]: 858 mSDtfsCounter, 389 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 2252 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:43,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 2252 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 14:38:43,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2024-11-09 14:38:43,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 1059. [2024-11-09 14:38:43,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1059 states, 1020 states have (on average 1.4098039215686275) internal successors, (1438), 1047 states have internal predecessors, (1438), 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) [2024-11-09 14:38:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1496 transitions. [2024-11-09 14:38:44,002 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1496 transitions. Word has length 166 [2024-11-09 14:38:44,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:44,005 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1496 transitions. [2024-11-09 14:38:44,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 14:38:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1496 transitions. [2024-11-09 14:38:44,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-09 14:38:44,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:44,007 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:38:44,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 14:38:44,008 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)] === [2024-11-09 14:38:44,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:44,011 INFO L85 PathProgramCache]: Analyzing trace with hash 707791941, now seen corresponding path program 1 times [2024-11-09 14:38:44,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:44,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727341726] [2024-11-09 14:38:44,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:44,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:44,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:38:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:44,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:38:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:44,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 14:38:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:44,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:38:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:44,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:44,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727341726] [2024-11-09 14:38:44,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727341726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:44,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:44,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:38:44,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679923337] [2024-11-09 14:38:44,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:44,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:38:44,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:44,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:38:44,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:38:44,416 INFO L87 Difference]: Start difference. First operand 1059 states and 1496 transitions. Second operand has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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) [2024-11-09 14:38:44,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:44,842 INFO L93 Difference]: Finished difference Result 1130 states and 1597 transitions. [2024-11-09 14:38:44,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 14:38:44,843 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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 181 [2024-11-09 14:38:44,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:44,848 INFO L225 Difference]: With dead ends: 1130 [2024-11-09 14:38:44,848 INFO L226 Difference]: Without dead ends: 1128 [2024-11-09 14:38:44,849 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:38:44,850 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 468 mSDsluCounter, 1827 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 477 SdHoareTripleChecker+Valid, 2479 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:44,850 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [477 Valid, 2479 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 14:38:44,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2024-11-09 14:38:44,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 1123. [2024-11-09 14:38:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 1081 states have (on average 1.4024051803885291) internal successors, (1516), 1108 states have internal predecessors, (1516), 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) [2024-11-09 14:38:44,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1580 transitions. [2024-11-09 14:38:44,881 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1580 transitions. Word has length 181 [2024-11-09 14:38:44,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:44,881 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1580 transitions. [2024-11-09 14:38:44,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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) [2024-11-09 14:38:44,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1580 transitions. [2024-11-09 14:38:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-09 14:38:44,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:44,884 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] [2024-11-09 14:38:44,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 14:38:44,884 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-09 14:38:44,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:44,885 INFO L85 PathProgramCache]: Analyzing trace with hash 223452116, now seen corresponding path program 1 times [2024-11-09 14:38:44,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:44,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964720034] [2024-11-09 14:38:44,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:44,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:46,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:38:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:46,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:38:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:46,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 14:38:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:46,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:38:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 14:38:46,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:46,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964720034] [2024-11-09 14:38:46,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964720034] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:38:46,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360901563] [2024-11-09 14:38:46,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:46,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:38:46,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:38:46,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:38:46,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 14:38:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:46,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 14:38:46,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:38:46,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 14:38:46,971 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 [2024-11-09 14:38:47,445 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 14:38:47,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 61 [2024-11-09 14:38:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:47,701 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:38:47,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360901563] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:47,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:38:47,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [5] total 14 [2024-11-09 14:38:47,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784401348] [2024-11-09 14:38:47,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:47,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 14:38:47,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:47,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 14:38:47,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 14:38:47,703 INFO L87 Difference]: Start difference. First operand 1123 states and 1580 transitions. Second operand has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 11 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) [2024-11-09 14:38:49,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:49,359 INFO L93 Difference]: Finished difference Result 2209 states and 3118 transitions. [2024-11-09 14:38:49,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 14:38:49,360 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 11 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2024-11-09 14:38:49,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:49,365 INFO L225 Difference]: With dead ends: 2209 [2024-11-09 14:38:49,365 INFO L226 Difference]: Without dead ends: 1125 [2024-11-09 14:38:49,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2024-11-09 14:38:49,368 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 720 mSDsluCounter, 3925 mSDsCounter, 0 mSdLazyCounter, 822 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 4568 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:49,368 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [730 Valid, 4568 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 822 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 14:38:49,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2024-11-09 14:38:49,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1123. [2024-11-09 14:38:49,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 1081 states have (on average 1.4014801110083257) internal successors, (1515), 1108 states have internal predecessors, (1515), 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) [2024-11-09 14:38:49,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1579 transitions. [2024-11-09 14:38:49,398 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1579 transitions. Word has length 187 [2024-11-09 14:38:49,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:49,398 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1579 transitions. [2024-11-09 14:38:49,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 11 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) [2024-11-09 14:38:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1579 transitions. [2024-11-09 14:38:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 14:38:49,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:49,401 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] [2024-11-09 14:38:49,422 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 14:38:49,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-09 14:38:49,602 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-09 14:38:49,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:49,602 INFO L85 PathProgramCache]: Analyzing trace with hash 2080879856, now seen corresponding path program 1 times [2024-11-09 14:38:49,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:49,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130950052] [2024-11-09 14:38:49,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:49,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:50,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 14:38:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:50,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 14:38:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:50,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 14:38:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:50,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 14:38:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 14:38:50,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:50,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130950052] [2024-11-09 14:38:50,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130950052] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:38:50,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886891994] [2024-11-09 14:38:50,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:50,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:38:50,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:38:50,548 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:38:50,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 14:38:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:51,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 14:38:51,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:38:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:51,268 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:38:51,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886891994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:51,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:38:51,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-11-09 14:38:51,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505830092] [2024-11-09 14:38:51,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:51,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:38:51,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:51,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:38:51,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:38:51,270 INFO L87 Difference]: Start difference. First operand 1123 states and 1579 transitions. Second operand has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 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) [2024-11-09 14:38:51,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:51,410 INFO L93 Difference]: Finished difference Result 2207 states and 3117 transitions. [2024-11-09 14:38:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:38:51,411 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-11-09 14:38:51,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:51,416 INFO L225 Difference]: With dead ends: 2207 [2024-11-09 14:38:51,417 INFO L226 Difference]: Without dead ends: 1123 [2024-11-09 14:38:51,418 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:38:51,419 INFO L432 NwaCegarLoop]: 657 mSDtfsCounter, 13 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 1846 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:51,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 1846 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:38:51,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2024-11-09 14:38:51,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1123. [2024-11-09 14:38:51,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 1081 states have (on average 1.3996299722479186) internal successors, (1513), 1108 states have internal predecessors, (1513), 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) [2024-11-09 14:38:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1577 transitions. [2024-11-09 14:38:51,449 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1577 transitions. Word has length 188 [2024-11-09 14:38:51,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:51,449 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1577 transitions. [2024-11-09 14:38:51,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 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) [2024-11-09 14:38:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1577 transitions. [2024-11-09 14:38:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-09 14:38:51,452 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:51,452 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] [2024-11-09 14:38:51,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 14:38:51,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-09 14:38:51,653 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)] === [2024-11-09 14:38:51,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:51,654 INFO L85 PathProgramCache]: Analyzing trace with hash -27534929, now seen corresponding path program 1 times [2024-11-09 14:38:51,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:51,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765052544] [2024-11-09 14:38:51,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:51,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:52,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 14:38:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:52,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 14:38:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:52,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 14:38:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:52,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-09 14:38:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:52,159 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:52,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:52,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765052544] [2024-11-09 14:38:52,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765052544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:52,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:52,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 14:38:52,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800157373] [2024-11-09 14:38:52,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:52,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:38:52,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:52,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:38:52,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:38:52,162 INFO L87 Difference]: Start difference. First operand 1123 states and 1577 transitions. Second operand has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-09 14:38:52,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:52,832 INFO L93 Difference]: Finished difference Result 2213 states and 3134 transitions. [2024-11-09 14:38:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:38:52,834 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-11-09 14:38:52,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:52,839 INFO L225 Difference]: With dead ends: 2213 [2024-11-09 14:38:52,839 INFO L226 Difference]: Without dead ends: 1132 [2024-11-09 14:38:52,841 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 [2024-11-09 14:38:52,842 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 10 mSDsluCounter, 2840 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 3492 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:52,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 3492 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 14:38:52,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-09 14:38:52,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 1129. [2024-11-09 14:38:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1129 states, 1087 states have (on average 1.3974241030358785) internal successors, (1519), 1114 states have internal predecessors, (1519), 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) [2024-11-09 14:38:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 1129 states and 1583 transitions. [2024-11-09 14:38:52,883 INFO L78 Accepts]: Start accepts. Automaton has 1129 states and 1583 transitions. Word has length 189 [2024-11-09 14:38:52,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:52,883 INFO L471 AbstractCegarLoop]: Abstraction has 1129 states and 1583 transitions. [2024-11-09 14:38:52,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-09 14:38:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1583 transitions. [2024-11-09 14:38:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 14:38:52,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:52,887 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] [2024-11-09 14:38:52,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 14:38:52,887 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)] === [2024-11-09 14:38:52,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:52,888 INFO L85 PathProgramCache]: Analyzing trace with hash 43225225, now seen corresponding path program 1 times [2024-11-09 14:38:52,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:52,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580690160] [2024-11-09 14:38:52,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:52,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:53,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:38:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:53,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:38:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:53,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 14:38:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:53,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 14:38:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:53,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:53,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580690160] [2024-11-09 14:38:53,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580690160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:53,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:53,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:38:53,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212555298] [2024-11-09 14:38:53,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:53,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:38:53,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:53,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:38:53,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:38:53,423 INFO L87 Difference]: Start difference. First operand 1129 states and 1583 transitions. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-09 14:38:54,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:54,611 INFO L93 Difference]: Finished difference Result 2219 states and 3138 transitions. [2024-11-09 14:38:54,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:38:54,612 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), 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 190 [2024-11-09 14:38:54,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:54,617 INFO L225 Difference]: With dead ends: 2219 [2024-11-09 14:38:54,617 INFO L226 Difference]: Without dead ends: 1142 [2024-11-09 14:38:54,619 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 [2024-11-09 14:38:54,619 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 14 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 4045 SdHoareTripleChecker+Invalid, 577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:54,620 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 4045 Invalid, 577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 14:38:54,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2024-11-09 14:38:54,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 1137. [2024-11-09 14:38:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1137 states, 1095 states have (on average 1.3963470319634703) internal successors, (1529), 1122 states have internal predecessors, (1529), 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) [2024-11-09 14:38:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1593 transitions. [2024-11-09 14:38:54,647 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1593 transitions. Word has length 190 [2024-11-09 14:38:54,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:54,648 INFO L471 AbstractCegarLoop]: Abstraction has 1137 states and 1593 transitions. [2024-11-09 14:38:54,648 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), 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) [2024-11-09 14:38:54,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1593 transitions. [2024-11-09 14:38:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 14:38:54,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:54,650 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] [2024-11-09 14:38:54,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 14:38:54,651 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)] === [2024-11-09 14:38:54,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:54,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1877617005, now seen corresponding path program 1 times [2024-11-09 14:38:54,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:54,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389198508] [2024-11-09 14:38:54,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:54,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:55,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:38:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:55,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:38:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:55,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 14:38:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:55,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 14:38:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:55,458 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 14:38:55,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:55,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389198508] [2024-11-09 14:38:55,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389198508] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:38:55,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445251363] [2024-11-09 14:38:55,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:55,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:38:55,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:38:55,461 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:38:55,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 14:38:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:56,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 14:38:56,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:38:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 14:38:56,285 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:38:56,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445251363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:56,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:38:56,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2024-11-09 14:38:56,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914898696] [2024-11-09 14:38:56,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:56,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 14:38:56,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:56,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 14:38:56,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-09 14:38:56,287 INFO L87 Difference]: Start difference. First operand 1137 states and 1593 transitions. Second operand has 9 states, 9 states have (on average 19.555555555555557) internal successors, (176), 9 states have internal predecessors, (176), 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) [2024-11-09 14:38:56,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:56,671 INFO L93 Difference]: Finished difference Result 2104 states and 2978 transitions. [2024-11-09 14:38:56,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 14:38:56,672 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.555555555555557) internal successors, (176), 9 states have internal predecessors, (176), 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 190 [2024-11-09 14:38:56,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:56,677 INFO L225 Difference]: With dead ends: 2104 [2024-11-09 14:38:56,678 INFO L226 Difference]: Without dead ends: 1159 [2024-11-09 14:38:56,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-09 14:38:56,680 INFO L432 NwaCegarLoop]: 646 mSDtfsCounter, 25 mSDsluCounter, 4136 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 4782 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:56,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 4782 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 14:38:56,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2024-11-09 14:38:56,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1151. [2024-11-09 14:38:56,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 1109 states have (on average 1.393146979260595) internal successors, (1545), 1136 states have internal predecessors, (1545), 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) [2024-11-09 14:38:56,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1609 transitions. [2024-11-09 14:38:56,712 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1609 transitions. Word has length 190 [2024-11-09 14:38:56,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:56,712 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1609 transitions. [2024-11-09 14:38:56,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.555555555555557) internal successors, (176), 9 states have internal predecessors, (176), 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) [2024-11-09 14:38:56,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1609 transitions. [2024-11-09 14:38:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-09 14:38:56,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:56,715 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] [2024-11-09 14:38:56,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 14:38:56,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:38:56,916 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)] === [2024-11-09 14:38:56,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:56,917 INFO L85 PathProgramCache]: Analyzing trace with hash 234681109, now seen corresponding path program 1 times [2024-11-09 14:38:56,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:56,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259975235] [2024-11-09 14:38:56,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:56,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:57,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:38:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:57,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:38:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:57,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 14:38:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:57,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 14:38:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:57,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:57,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259975235] [2024-11-09 14:38:57,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259975235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:57,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:57,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:38:57,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961760064] [2024-11-09 14:38:57,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:57,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:38:57,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:57,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:38:57,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:38:57,633 INFO L87 Difference]: Start difference. First operand 1151 states and 1609 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) [2024-11-09 14:38:58,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:58,325 INFO L93 Difference]: Finished difference Result 2105 states and 2980 transitions. [2024-11-09 14:38:58,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:38:58,326 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 [2024-11-09 14:38:58,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:58,331 INFO L225 Difference]: With dead ends: 2105 [2024-11-09 14:38:58,331 INFO L226 Difference]: Without dead ends: 1154 [2024-11-09 14:38:58,334 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 [2024-11-09 14:38:58,334 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 27 mSDsluCounter, 2822 mSDsCounter, 0 mSdLazyCounter, 505 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 3474 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:58,334 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 3474 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 505 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 14:38:58,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-09 14:38:58,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1145. [2024-11-09 14:38:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1145 states, 1103 states have (on average 1.3916591115140526) internal successors, (1535), 1130 states have internal predecessors, (1535), 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) [2024-11-09 14:38:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1145 states and 1599 transitions. [2024-11-09 14:38:58,360 INFO L78 Accepts]: Start accepts. Automaton has 1145 states and 1599 transitions. Word has length 191 [2024-11-09 14:38:58,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:58,360 INFO L471 AbstractCegarLoop]: Abstraction has 1145 states and 1599 transitions. [2024-11-09 14:38:58,360 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) [2024-11-09 14:38:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1599 transitions. [2024-11-09 14:38:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 14:38:58,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:58,362 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] [2024-11-09 14:38:58,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 14:38:58,362 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)] === [2024-11-09 14:38:58,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:58,363 INFO L85 PathProgramCache]: Analyzing trace with hash 2075730440, now seen corresponding path program 1 times [2024-11-09 14:38:58,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:58,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113851121] [2024-11-09 14:38:58,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:58,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:58,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:38:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:58,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:38:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:58,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 14:38:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:58,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 14:38:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:38:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:38:58,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:38:58,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113851121] [2024-11-09 14:38:58,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113851121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:38:58,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:38:58,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:38:58,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074820668] [2024-11-09 14:38:58,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:38:58,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:38:58,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:38:58,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:38:58,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:38:58,946 INFO L87 Difference]: Start difference. First operand 1145 states and 1599 transitions. Second operand has 8 states, 8 states have (on average 21.875) internal successors, (175), 7 states have internal predecessors, (175), 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) [2024-11-09 14:38:59,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:38:59,554 INFO L93 Difference]: Finished difference Result 2104 states and 2977 transitions. [2024-11-09 14:38:59,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:38:59,554 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.875) internal successors, (175), 7 states have internal predecessors, (175), 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 192 [2024-11-09 14:38:59,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:38:59,560 INFO L225 Difference]: With dead ends: 2104 [2024-11-09 14:38:59,560 INFO L226 Difference]: Without dead ends: 1158 [2024-11-09 14:38:59,561 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 [2024-11-09 14:38:59,562 INFO L432 NwaCegarLoop]: 655 mSDtfsCounter, 22 mSDsluCounter, 2841 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 3496 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 14:38:59,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 3496 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 14:38:59,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2024-11-09 14:38:59,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1151. [2024-11-09 14:38:59,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 1109 states have (on average 1.3895401262398557) internal successors, (1541), 1136 states have internal predecessors, (1541), 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) [2024-11-09 14:38:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1605 transitions. [2024-11-09 14:38:59,591 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1605 transitions. Word has length 192 [2024-11-09 14:38:59,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:38:59,591 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1605 transitions. [2024-11-09 14:38:59,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.875) internal successors, (175), 7 states have internal predecessors, (175), 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) [2024-11-09 14:38:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1605 transitions. [2024-11-09 14:38:59,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-09 14:38:59,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:38:59,594 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, 1] [2024-11-09 14:38:59,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 14:38:59,594 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)] === [2024-11-09 14:38:59,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:38:59,594 INFO L85 PathProgramCache]: Analyzing trace with hash 964021630, now seen corresponding path program 1 times [2024-11-09 14:38:59,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:38:59,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081528729] [2024-11-09 14:38:59,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:38:59,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:38:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:00,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:39:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:00,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:39:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:00,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 14:39:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:00,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-09 14:39:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 14:39:00,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:39:00,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081528729] [2024-11-09 14:39:00,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081528729] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:39:00,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661545940] [2024-11-09 14:39:00,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:00,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:39:00,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:39:00,240 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:39:00,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 14:39:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:01,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 14:39:01,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:39:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:39:01,283 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:39:01,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661545940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:39:01,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:39:01,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-09 14:39:01,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517232557] [2024-11-09 14:39:01,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:39:01,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:39:01,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:39:01,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:39:01,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:39:01,285 INFO L87 Difference]: Start difference. First operand 1151 states and 1605 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-09 14:39:01,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:39:01,677 INFO L93 Difference]: Finished difference Result 2256 states and 3162 transitions. [2024-11-09 14:39:01,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:39:01,678 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 193 [2024-11-09 14:39:01,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:39:01,684 INFO L225 Difference]: With dead ends: 2256 [2024-11-09 14:39:01,684 INFO L226 Difference]: Without dead ends: 1161 [2024-11-09 14:39:01,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:39:01,687 INFO L432 NwaCegarLoop]: 651 mSDtfsCounter, 8 mSDsluCounter, 2910 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 3561 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 14:39:01,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 3561 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 14:39:01,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2024-11-09 14:39:01,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1151. [2024-11-09 14:39:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 1109 states have (on average 1.3895401262398557) internal successors, (1541), 1136 states have internal predecessors, (1541), 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) [2024-11-09 14:39:01,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1605 transitions. [2024-11-09 14:39:01,721 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1605 transitions. Word has length 193 [2024-11-09 14:39:01,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:39:01,721 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1605 transitions. [2024-11-09 14:39:01,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-09 14:39:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1605 transitions. [2024-11-09 14:39:01,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 14:39:01,724 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:39:01,725 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, 1, 1] [2024-11-09 14:39:01,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 14:39:01,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-09 14:39:01,926 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)] === [2024-11-09 14:39:01,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:39:01,926 INFO L85 PathProgramCache]: Analyzing trace with hash -34218200, now seen corresponding path program 1 times [2024-11-09 14:39:01,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:39:01,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841003376] [2024-11-09 14:39:01,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:01,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:39:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:02,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:39:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:02,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 14:39:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:02,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:39:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:02,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 14:39:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:39:02,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:39:02,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841003376] [2024-11-09 14:39:02,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841003376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:39:02,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:39:02,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 14:39:02,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518984389] [2024-11-09 14:39:02,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:39:02,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 14:39:02,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:39:02,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 14:39:02,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:39:02,516 INFO L87 Difference]: Start difference. First operand 1151 states and 1605 transitions. Second operand has 10 states, 10 states have (on average 17.7) internal successors, (177), 9 states have internal predecessors, (177), 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) [2024-11-09 14:39:03,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:39:03,722 INFO L93 Difference]: Finished difference Result 2264 states and 3181 transitions. [2024-11-09 14:39:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 14:39:03,722 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.7) internal successors, (177), 9 states have internal predecessors, (177), 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 194 [2024-11-09 14:39:03,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:39:03,729 INFO L225 Difference]: With dead ends: 2264 [2024-11-09 14:39:03,729 INFO L226 Difference]: Without dead ends: 1174 [2024-11-09 14:39:03,731 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:39:03,732 INFO L432 NwaCegarLoop]: 641 mSDtfsCounter, 22 mSDsluCounter, 4046 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 4687 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 14:39:03,732 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 4687 Invalid, 627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 615 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 14:39:03,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2024-11-09 14:39:03,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 1165. [2024-11-09 14:39:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1165 states, 1123 states have (on average 1.388245770258237) internal successors, (1559), 1150 states have internal predecessors, (1559), 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) [2024-11-09 14:39:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1623 transitions. [2024-11-09 14:39:03,758 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1623 transitions. Word has length 194 [2024-11-09 14:39:03,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:39:03,758 INFO L471 AbstractCegarLoop]: Abstraction has 1165 states and 1623 transitions. [2024-11-09 14:39:03,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.7) internal successors, (177), 9 states have internal predecessors, (177), 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) [2024-11-09 14:39:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1623 transitions. [2024-11-09 14:39:03,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 14:39:03,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:39:03,761 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, 1, 1] [2024-11-09 14:39:03,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 14:39:03,761 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)] === [2024-11-09 14:39:03,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:39:03,761 INFO L85 PathProgramCache]: Analyzing trace with hash 986539532, now seen corresponding path program 1 times [2024-11-09 14:39:03,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:39:03,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980529684] [2024-11-09 14:39:03,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:03,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:39:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:04,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:39:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:04,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 14:39:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:04,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:39:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:04,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 14:39:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 14:39:04,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:39:04,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980529684] [2024-11-09 14:39:04,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980529684] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:39:04,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524942059] [2024-11-09 14:39:04,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:04,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:39:04,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:39:04,720 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:39:04,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 14:39:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:05,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 14:39:05,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:39:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:39:05,508 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:39:05,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524942059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:39:05,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:39:05,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-09 14:39:05,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939963056] [2024-11-09 14:39:05,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:39:05,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:39:05,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:39:05,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:39:05,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:39:05,511 INFO L87 Difference]: Start difference. First operand 1165 states and 1623 transitions. Second operand has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2024-11-09 14:39:05,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:39:05,757 INFO L93 Difference]: Finished difference Result 2272 states and 3181 transitions. [2024-11-09 14:39:05,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:39:05,758 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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 194 [2024-11-09 14:39:05,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:39:05,765 INFO L225 Difference]: With dead ends: 2272 [2024-11-09 14:39:05,765 INFO L226 Difference]: Without dead ends: 1175 [2024-11-09 14:39:05,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:39:05,767 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 13 mSDsluCounter, 2926 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 14:39:05,768 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 3568 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 14:39:05,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2024-11-09 14:39:05,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1169. [2024-11-09 14:39:05,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 1127 states have (on average 1.3868677905944986) internal successors, (1563), 1154 states have internal predecessors, (1563), 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) [2024-11-09 14:39:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1627 transitions. [2024-11-09 14:39:05,794 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1627 transitions. Word has length 194 [2024-11-09 14:39:05,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:39:05,795 INFO L471 AbstractCegarLoop]: Abstraction has 1169 states and 1627 transitions. [2024-11-09 14:39:05,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2024-11-09 14:39:05,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1627 transitions. [2024-11-09 14:39:05,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 14:39:05,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:39:05,797 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, 1, 1, 1] [2024-11-09 14:39:05,820 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 14:39:05,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:39:05,998 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)] === [2024-11-09 14:39:05,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:39:05,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1953700110, now seen corresponding path program 1 times [2024-11-09 14:39:05,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:39:05,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946118536] [2024-11-09 14:39:05,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:05,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:39:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:06,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 14:39:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:06,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 14:39:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:06,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 14:39:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:06,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 14:39:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:06,696 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 14:39:06,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:39:06,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946118536] [2024-11-09 14:39:06,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946118536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:39:06,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:39:06,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-09 14:39:06,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112454887] [2024-11-09 14:39:06,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:39:06,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 14:39:06,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:39:06,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 14:39:06,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 14:39:06,699 INFO L87 Difference]: Start difference. First operand 1169 states and 1627 transitions. Second operand has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 10 states have internal predecessors, (178), 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) [2024-11-09 14:39:07,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:39:07,476 INFO L93 Difference]: Finished difference Result 2294 states and 3220 transitions. [2024-11-09 14:39:07,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 14:39:07,476 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 10 states have internal predecessors, (178), 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 195 [2024-11-09 14:39:07,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:39:07,481 INFO L225 Difference]: With dead ends: 2294 [2024-11-09 14:39:07,482 INFO L226 Difference]: Without dead ends: 1190 [2024-11-09 14:39:07,484 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-09 14:39:07,484 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 28 mSDsluCounter, 4601 mSDsCounter, 0 mSdLazyCounter, 827 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 5249 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 827 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 14:39:07,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 5249 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 827 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 14:39:07,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-09 14:39:07,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 1175. [2024-11-09 14:39:07,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 1133 states have (on average 1.384819064430715) internal successors, (1569), 1160 states have internal predecessors, (1569), 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) [2024-11-09 14:39:07,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1633 transitions. [2024-11-09 14:39:07,510 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1633 transitions. Word has length 195 [2024-11-09 14:39:07,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:39:07,510 INFO L471 AbstractCegarLoop]: Abstraction has 1175 states and 1633 transitions. [2024-11-09 14:39:07,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 10 states have internal predecessors, (178), 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) [2024-11-09 14:39:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1633 transitions. [2024-11-09 14:39:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 14:39:07,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:39:07,513 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, 1, 1, 1] [2024-11-09 14:39:07,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 14:39:07,513 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-09 14:39:07,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:39:07,514 INFO L85 PathProgramCache]: Analyzing trace with hash -762548566, now seen corresponding path program 1 times [2024-11-09 14:39:07,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:39:07,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334658933] [2024-11-09 14:39:07,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:07,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:39:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:08,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 14:39:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:08,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 14:39:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:08,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 14:39:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:08,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 14:39:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 14:39:08,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:39:08,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334658933] [2024-11-09 14:39:08,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334658933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:39:08,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401895437] [2024-11-09 14:39:08,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:08,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:39:08,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:39:08,293 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:39:08,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 14:39:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:09,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 14:39:09,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:39:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 14:39:09,335 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:39:09,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1401895437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:39:09,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:39:09,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-11-09 14:39:09,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407035896] [2024-11-09 14:39:09,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:39:09,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:39:09,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:39:09,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:39:09,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 14:39:09,338 INFO L87 Difference]: Start difference. First operand 1175 states and 1633 transitions. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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) [2024-11-09 14:39:09,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:39:09,399 INFO L93 Difference]: Finished difference Result 2245 states and 3144 transitions. [2024-11-09 14:39:09,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:39:09,405 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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 195 [2024-11-09 14:39:09,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:39:09,415 INFO L225 Difference]: With dead ends: 2245 [2024-11-09 14:39:09,416 INFO L226 Difference]: Without dead ends: 1178 [2024-11-09 14:39:09,418 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 14:39:09,421 INFO L432 NwaCegarLoop]: 661 mSDtfsCounter, 0 mSDsluCounter, 1315 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 14:39:09,421 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1976 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 14:39:09,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1178 states. [2024-11-09 14:39:09,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1178 to 1178. [2024-11-09 14:39:09,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 1135 states have (on average 1.3850220264317181) internal successors, (1572), 1163 states have internal predecessors, (1572), 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) [2024-11-09 14:39:09,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1640 transitions. [2024-11-09 14:39:09,457 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1640 transitions. Word has length 195 [2024-11-09 14:39:09,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:39:09,457 INFO L471 AbstractCegarLoop]: Abstraction has 1178 states and 1640 transitions. [2024-11-09 14:39:09,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 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) [2024-11-09 14:39:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1640 transitions. [2024-11-09 14:39:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-09 14:39:09,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:39:09,459 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:39:09,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 14:39:09,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:39:09,661 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2024-11-09 14:39:09,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:39:09,661 INFO L85 PathProgramCache]: Analyzing trace with hash 694024106, now seen corresponding path program 1 times [2024-11-09 14:39:09,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:39:09,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032966593] [2024-11-09 14:39:09,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:09,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:39:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:10,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 14:39:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:10,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-09 14:39:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:10,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 14:39:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:10,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 14:39:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-09 14:39:10,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:39:10,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032966593] [2024-11-09 14:39:10,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032966593] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:39:10,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949509913] [2024-11-09 14:39:10,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:39:10,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:39:10,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:39:10,569 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:39:10,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 14:39:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:39:12,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 1106 conjuncts, 150 conjuncts are in the unsatisfiable core [2024-11-09 14:39:12,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:39:12,142 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 [2024-11-09 14:39:12,184 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 [2024-11-09 14:39:12,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2024-11-09 14:39:12,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2024-11-09 14:39:12,653 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 [2024-11-09 14:39:12,670 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 [2024-11-09 14:39:12,676 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 15 treesize of output 1 [2024-11-09 14:39:12,692 INFO L349 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2024-11-09 14:39:12,692 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 [2024-11-09 14:39:12,701 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 [2024-11-09 14:39:12,772 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 [2024-11-09 14:39:12,777 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 [2024-11-09 14:39:12,944 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2024-11-09 14:39:12,945 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 [2024-11-09 14:39:12,951 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 16 treesize of output 1 [2024-11-09 14:39:12,956 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 [2024-11-09 14:39:30,648 INFO L224 Elim1Store]: Index analysis took 1342 ms