./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_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_JEN_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 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 14:41:37,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 14:41:37,359 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-09 14:41:37,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 14:41:37,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 14:41:37,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 14:41:37,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 14:41:37,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 14:41:37,419 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 14:41:37,419 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 14:41:37,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 14:41:37,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 14:41:37,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 14:41:37,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 14:41:37,421 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 14:41:37,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 14:41:37,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 14:41:37,423 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 14:41:37,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 14:41:37,424 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 14:41:37,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 14:41:37,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 14:41:37,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 14:41:37,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 14:41:37,427 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 14:41:37,428 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 14:41:37,428 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 14:41:37,428 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 14:41:37,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 14:41:37,429 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 14:41:37,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 14:41:37,429 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 14:41:37,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 14:41:37,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 14:41:37,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 14:41:37,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 14:41:37,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 14:41:37,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 14:41:37,431 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 14:41:37,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 14:41:37,432 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 14:41:37,432 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 14:41:37,433 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 14:41:37,433 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 14:41:37,433 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 [2024-11-09 14:41:37,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 14:41:37,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 14:41:37,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 14:41:37,717 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 14:41:37,718 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 14:41:37,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2024-11-09 14:41:39,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 14:41:39,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 14:41:39,486 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2024-11-09 14:41:39,517 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196327de3/d3ac3e9645524867af49b6f7135ef7a0/FLAGb629ff05a [2024-11-09 14:41:39,763 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196327de3/d3ac3e9645524867af49b6f7135ef7a0 [2024-11-09 14:41:39,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 14:41:39,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 14:41:39,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 14:41:39,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 14:41:39,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 14:41:39,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:41:39" (1/1) ... [2024-11-09 14:41:39,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbcf284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:39, skipping insertion in model container [2024-11-09 14:41:39,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:41:39" (1/1) ... [2024-11-09 14:41:39,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 14:41:40,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 14:41:40,444 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 14:41:40,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 14:41:40,598 INFO L204 MainTranslator]: Completed translation [2024-11-09 14:41:40,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40 WrapperNode [2024-11-09 14:41:40,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 14:41:40,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 14:41:40,600 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 14:41:40,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 14:41:40,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,793 INFO L138 Inliner]: procedures = 177, calls = 375, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2046 [2024-11-09 14:41:40,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 14:41:40,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 14:41:40,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 14:41:40,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 14:41:40,807 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,832 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,939 INFO L175 MemorySlicer]: Split 349 memory accesses to 3 slices as follows [2, 24, 323]. 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, 1, 82]. [2024-11-09 14:41:40,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:40,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:41,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:41,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:41,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:41,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 14:41:41,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 14:41:41,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 14:41:41,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 14:41:41,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (1/1) ... [2024-11-09 14:41:41,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 14:41:41,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:41:41,091 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 14:41:41,094 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 14:41:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-09 14:41:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-09 14:41:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 14:41:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 14:41:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 14:41:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 14:41:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 14:41:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 14:41:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 14:41:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 14:41:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-09 14:41:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-09 14:41:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-09 14:41:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-09 14:41:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-09 14:41:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-09 14:41:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 14:41:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 14:41:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 14:41:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 14:41:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 14:41:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 14:41:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 14:41:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 14:41:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 14:41:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 14:41:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 14:41:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 14:41:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 14:41:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 14:41:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 14:41:41,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 14:41:41,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 14:41:43,377 INFO L? ?]: Removed 492 outVars from TransFormulas that were not future-live. [2024-11-09 14:41:43,377 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 14:41:43,408 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 14:41:43,408 INFO L316 CfgBuilder]: Removed 83 assume(true) statements. [2024-11-09 14:41:43,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:41:43 BoogieIcfgContainer [2024-11-09 14:41:43,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 14:41:43,411 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 14:41:43,412 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 14:41:43,415 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 14:41:43,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 02:41:39" (1/3) ... [2024-11-09 14:41:43,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e935c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:41:43, skipping insertion in model container [2024-11-09 14:41:43,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:41:40" (2/3) ... [2024-11-09 14:41:43,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e935c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:41:43, skipping insertion in model container [2024-11-09 14:41:43,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:41:43" (3/3) ... [2024-11-09 14:41:43,419 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test5-1.i [2024-11-09 14:41:43,436 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 14:41:43,436 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-11-09 14:41:43,530 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 14:41:43,538 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;@4c55323a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 14:41:43,539 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-11-09 14:41:43,545 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 14:41:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 14:41:43,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:43,554 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-09 14:41:43,555 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 14:41:43,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:43,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1851784934, now seen corresponding path program 1 times [2024-11-09 14:41:43,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:43,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026745046] [2024-11-09 14:41:43,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:43,731 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 14:41:43,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:43,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026745046] [2024-11-09 14:41:43,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026745046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:43,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:43,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 14:41:43,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112917847] [2024-11-09 14:41:43,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:43,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 14:41:43,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:43,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 14:41:43,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 14:41:43,764 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 14:41:43,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:43,849 INFO L93 Difference]: Finished difference Result 1172 states and 1886 transitions. [2024-11-09 14:41:43,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 14:41:43,852 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 14:41:43,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:43,870 INFO L225 Difference]: With dead ends: 1172 [2024-11-09 14:41:43,870 INFO L226 Difference]: Without dead ends: 578 [2024-11-09 14:41:43,878 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 14:41:43,882 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 14:41:43,883 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 14:41:43,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-09 14:41:43,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 578. [2024-11-09 14:41:43,953 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 14:41:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 837 transitions. [2024-11-09 14:41:43,960 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 837 transitions. Word has length 6 [2024-11-09 14:41:43,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:43,961 INFO L471 AbstractCegarLoop]: Abstraction has 578 states and 837 transitions. [2024-11-09 14:41:43,962 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 14:41:43,962 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 837 transitions. [2024-11-09 14:41:43,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 14:41:43,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:43,962 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:41:43,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 14:41:43,963 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 14:41:43,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:43,965 INFO L85 PathProgramCache]: Analyzing trace with hash 217801389, now seen corresponding path program 1 times [2024-11-09 14:41:43,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:43,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554733361] [2024-11-09 14:41:43,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:43,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:44,097 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 14:41:44,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:44,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554733361] [2024-11-09 14:41:44,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554733361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:44,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:44,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 14:41:44,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032978195] [2024-11-09 14:41:44,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:44,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 14:41:44,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:44,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 14:41:44,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:41:44,101 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 14:41:44,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:44,200 INFO L93 Difference]: Finished difference Result 1319 states and 1925 transitions. [2024-11-09 14:41:44,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 14:41:44,201 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 14:41:44,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:44,208 INFO L225 Difference]: With dead ends: 1319 [2024-11-09 14:41:44,208 INFO L226 Difference]: Without dead ends: 1137 [2024-11-09 14:41:44,209 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 14:41:44,210 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 14:41:44,211 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 14:41:44,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states. [2024-11-09 14:41:44,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 754. [2024-11-09 14:41:44,246 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 14:41:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 1100 transitions. [2024-11-09 14:41:44,250 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 1100 transitions. Word has length 7 [2024-11-09 14:41:44,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:44,250 INFO L471 AbstractCegarLoop]: Abstraction has 754 states and 1100 transitions. [2024-11-09 14:41:44,251 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 14:41:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1100 transitions. [2024-11-09 14:41:44,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 14:41:44,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:44,258 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 14:41:44,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 14:41:44,259 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 14:41:44,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:44,259 INFO L85 PathProgramCache]: Analyzing trace with hash 724823291, now seen corresponding path program 1 times [2024-11-09 14:41:44,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:44,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777352425] [2024-11-09 14:41:44,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:44,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:44,985 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 14:41:44,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:44,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777352425] [2024-11-09 14:41:44,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777352425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:44,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:44,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 14:41:44,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639455174] [2024-11-09 14:41:44,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:44,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:41:44,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:44,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:41:44,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:41:44,991 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 14:41:45,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:45,103 INFO L93 Difference]: Finished difference Result 1459 states and 2127 transitions. [2024-11-09 14:41:45,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 14:41:45,104 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 14:41:45,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:45,109 INFO L225 Difference]: With dead ends: 1459 [2024-11-09 14:41:45,109 INFO L226 Difference]: Without dead ends: 712 [2024-11-09 14:41:45,112 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 14:41:45,115 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 14:41:45,115 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 14:41:45,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2024-11-09 14:41:45,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 712. [2024-11-09 14:41:45,139 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 14:41:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 1023 transitions. [2024-11-09 14:41:45,144 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 1023 transitions. Word has length 151 [2024-11-09 14:41:45,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:45,145 INFO L471 AbstractCegarLoop]: Abstraction has 712 states and 1023 transitions. [2024-11-09 14:41:45,145 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 14:41:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1023 transitions. [2024-11-09 14:41:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 14:41:45,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:45,152 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 14:41:45,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 14:41:45,152 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 14:41:45,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:45,155 INFO L85 PathProgramCache]: Analyzing trace with hash 697169549, now seen corresponding path program 1 times [2024-11-09 14:41:45,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:45,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176702231] [2024-11-09 14:41:45,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:45,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:45,443 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 14:41:45,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:45,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176702231] [2024-11-09 14:41:45,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176702231] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:45,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:45,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:41:45,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236622974] [2024-11-09 14:41:45,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:45,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:41:45,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:45,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:41:45,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:41:45,448 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 14:41:45,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:45,519 INFO L93 Difference]: Finished difference Result 1411 states and 2033 transitions. [2024-11-09 14:41:45,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 14:41:45,520 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 14:41:45,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:45,524 INFO L225 Difference]: With dead ends: 1411 [2024-11-09 14:41:45,524 INFO L226 Difference]: Without dead ends: 706 [2024-11-09 14:41:45,525 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 14:41:45,526 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 14:41:45,529 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 14:41:45,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2024-11-09 14:41:45,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 706. [2024-11-09 14:41:45,549 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 14:41:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 1013 transitions. [2024-11-09 14:41:45,553 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 1013 transitions. Word has length 151 [2024-11-09 14:41:45,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:45,555 INFO L471 AbstractCegarLoop]: Abstraction has 706 states and 1013 transitions. [2024-11-09 14:41:45,555 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 14:41:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1013 transitions. [2024-11-09 14:41:45,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 14:41:45,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:45,558 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 14:41:45,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 14:41:45,559 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 14:41:45,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:45,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1336057733, now seen corresponding path program 1 times [2024-11-09 14:41:45,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:45,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474556600] [2024-11-09 14:41:45,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:45,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:45,773 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 14:41:45,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:45,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474556600] [2024-11-09 14:41:45,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474556600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:45,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:45,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 14:41:45,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207234647] [2024-11-09 14:41:45,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:45,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 14:41:45,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:45,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 14:41:45,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:41:45,778 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 14:41:45,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:45,841 INFO L93 Difference]: Finished difference Result 1484 states and 2126 transitions. [2024-11-09 14:41:45,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 14:41:45,843 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 14:41:45,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:45,848 INFO L225 Difference]: With dead ends: 1484 [2024-11-09 14:41:45,848 INFO L226 Difference]: Without dead ends: 785 [2024-11-09 14:41:45,850 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 14:41:45,851 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 14:41:45,851 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 14:41:45,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2024-11-09 14:41:45,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 785. [2024-11-09 14:41:45,871 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 14:41:45,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1119 transitions. [2024-11-09 14:41:45,875 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1119 transitions. Word has length 151 [2024-11-09 14:41:45,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:45,876 INFO L471 AbstractCegarLoop]: Abstraction has 785 states and 1119 transitions. [2024-11-09 14:41:45,876 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 14:41:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1119 transitions. [2024-11-09 14:41:45,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 14:41:45,879 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:45,880 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 14:41:45,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 14:41:45,881 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 14:41:45,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:45,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1278445561, now seen corresponding path program 1 times [2024-11-09 14:41:45,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:45,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318415482] [2024-11-09 14:41:45,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:45,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:46,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:41:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:46,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:41:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:46,298 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 14:41:46,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:46,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318415482] [2024-11-09 14:41:46,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318415482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:46,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:46,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 14:41:46,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531944969] [2024-11-09 14:41:46,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:46,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:41:46,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:46,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:41:46,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:41:46,301 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 14:41:46,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:46,741 INFO L93 Difference]: Finished difference Result 1445 states and 2068 transitions. [2024-11-09 14:41:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 14:41:46,742 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 14:41:46,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:46,746 INFO L225 Difference]: With dead ends: 1445 [2024-11-09 14:41:46,747 INFO L226 Difference]: Without dead ends: 746 [2024-11-09 14:41:46,748 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 14:41:46,749 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 14:41:46,749 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 14:41:46,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-11-09 14:41:46,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 743. [2024-11-09 14:41:46,768 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 14:41:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1042 transitions. [2024-11-09 14:41:46,771 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1042 transitions. Word has length 166 [2024-11-09 14:41:46,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:46,772 INFO L471 AbstractCegarLoop]: Abstraction has 743 states and 1042 transitions. [2024-11-09 14:41:46,772 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 14:41:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1042 transitions. [2024-11-09 14:41:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 14:41:46,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:46,774 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 14:41:46,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 14:41:46,774 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 14:41:46,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:46,775 INFO L85 PathProgramCache]: Analyzing trace with hash -2056778055, now seen corresponding path program 1 times [2024-11-09 14:41:46,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:46,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094476608] [2024-11-09 14:41:46,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:46,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:47,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:41:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:47,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:41:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:47,112 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 14:41:47,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:47,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094476608] [2024-11-09 14:41:47,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094476608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:47,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:47,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:41:47,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900082990] [2024-11-09 14:41:47,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:47,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:41:47,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:47,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:41:47,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:41:47,115 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 14:41:47,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:47,488 INFO L93 Difference]: Finished difference Result 1403 states and 1980 transitions. [2024-11-09 14:41:47,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:41:47,489 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 14:41:47,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:47,493 INFO L225 Difference]: With dead ends: 1403 [2024-11-09 14:41:47,494 INFO L226 Difference]: Without dead ends: 746 [2024-11-09 14:41:47,495 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 14:41:47,496 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:41:47,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 1839 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 14:41:47,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-11-09 14:41:47,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 743. [2024-11-09 14:41:47,515 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 14:41:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1039 transitions. [2024-11-09 14:41:47,518 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1039 transitions. Word has length 166 [2024-11-09 14:41:47,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:47,520 INFO L471 AbstractCegarLoop]: Abstraction has 743 states and 1039 transitions. [2024-11-09 14:41:47,520 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 14:41:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1039 transitions. [2024-11-09 14:41:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 14:41:47,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:47,522 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 14:41:47,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 14:41:47,522 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 14:41:47,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:47,522 INFO L85 PathProgramCache]: Analyzing trace with hash 780107453, now seen corresponding path program 1 times [2024-11-09 14:41:47,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:47,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191478329] [2024-11-09 14:41:47,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:47,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:47,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:41:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:47,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:41:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:47,841 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 14:41:47,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:47,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191478329] [2024-11-09 14:41:47,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191478329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:47,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:47,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:41:47,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851548469] [2024-11-09 14:41:47,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:47,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:41:47,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:47,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:41:47,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:41:47,844 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 14:41:48,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:48,310 INFO L93 Difference]: Finished difference Result 1724 states and 2436 transitions. [2024-11-09 14:41:48,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:41:48,312 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 14:41:48,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:48,321 INFO L225 Difference]: With dead ends: 1724 [2024-11-09 14:41:48,321 INFO L226 Difference]: Without dead ends: 1067 [2024-11-09 14:41:48,323 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 14:41:48,324 INFO L432 NwaCegarLoop]: 858 mSDtfsCounter, 389 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 14:41:48,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 2252 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 14:41:48,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2024-11-09 14:41:48,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 1059. [2024-11-09 14:41:48,348 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 14:41:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1496 transitions. [2024-11-09 14:41:48,353 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1496 transitions. Word has length 166 [2024-11-09 14:41:48,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:48,355 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1496 transitions. [2024-11-09 14:41:48,356 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 14:41:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1496 transitions. [2024-11-09 14:41:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-09 14:41:48,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:48,358 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 14:41:48,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 14:41:48,358 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 14:41:48,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:48,358 INFO L85 PathProgramCache]: Analyzing trace with hash -909316027, now seen corresponding path program 1 times [2024-11-09 14:41:48,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:48,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782625178] [2024-11-09 14:41:48,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:48,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:48,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:41:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:48,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:41:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:48,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 14:41:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:48,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:41:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:48,769 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 14:41:48,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:48,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782625178] [2024-11-09 14:41:48,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782625178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:48,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:48,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:41:48,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480676010] [2024-11-09 14:41:48,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:48,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:41:48,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:48,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:41:48,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:41:48,771 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 14:41:49,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:49,187 INFO L93 Difference]: Finished difference Result 1130 states and 1597 transitions. [2024-11-09 14:41:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 14:41:49,188 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 14:41:49,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:49,193 INFO L225 Difference]: With dead ends: 1130 [2024-11-09 14:41:49,193 INFO L226 Difference]: Without dead ends: 1128 [2024-11-09 14:41:49,194 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 14:41:49,195 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 14:41:49,195 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 14:41:49,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2024-11-09 14:41:49,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 1123. [2024-11-09 14:41:49,220 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 14:41:49,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1580 transitions. [2024-11-09 14:41:49,225 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1580 transitions. Word has length 181 [2024-11-09 14:41:49,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:49,226 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1580 transitions. [2024-11-09 14:41:49,226 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 14:41:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1580 transitions. [2024-11-09 14:41:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-09 14:41:49,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:49,228 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 14:41:49,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 14:41:49,228 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 14:41:49,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:49,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1800175660, now seen corresponding path program 1 times [2024-11-09 14:41:49,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:49,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856054637] [2024-11-09 14:41:49,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:49,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:50,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 14:41:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:50,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-09 14:41:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:50,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-09 14:41:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:50,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:41:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:50,208 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 14:41:50,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:50,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856054637] [2024-11-09 14:41:50,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856054637] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:41:50,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228964890] [2024-11-09 14:41:50,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:50,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:41:50,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:41:50,211 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 14:41:50,213 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 14:41:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:50,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 14:41:50,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:41:50,860 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 14:41:50,893 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 21 treesize of output 20 [2024-11-09 14:41:51,884 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 14:41:51,885 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:41:51,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228964890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:51,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:41:51,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [5] total 15 [2024-11-09 14:41:51,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402616388] [2024-11-09 14:41:51,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:51,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 14:41:51,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:51,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 14:41:51,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-11-09 14:41:51,887 INFO L87 Difference]: Start difference. First operand 1123 states and 1580 transitions. Second operand has 12 states, 12 states have (on average 14.166666666666666) internal successors, (170), 12 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 14:41:54,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:54,059 INFO L93 Difference]: Finished difference Result 2209 states and 3118 transitions. [2024-11-09 14:41:54,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 14:41:54,059 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 14.166666666666666) internal successors, (170), 12 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 14:41:54,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:54,066 INFO L225 Difference]: With dead ends: 2209 [2024-11-09 14:41:54,067 INFO L226 Difference]: Without dead ends: 1125 [2024-11-09 14:41:54,070 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2024-11-09 14:41:54,071 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 714 mSDsluCounter, 3942 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 4584 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 14:41:54,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [724 Valid, 4584 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 14:41:54,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2024-11-09 14:41:54,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1123. [2024-11-09 14:41:54,100 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 14:41:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1579 transitions. [2024-11-09 14:41:54,105 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1579 transitions. Word has length 187 [2024-11-09 14:41:54,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:54,105 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1579 transitions. [2024-11-09 14:41:54,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 14.166666666666666) internal successors, (170), 12 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 14:41:54,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1579 transitions. [2024-11-09 14:41:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-09 14:41:54,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:54,108 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 14:41:54,130 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 14:41:54,312 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 14:41:54,313 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 14:41:54,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:54,314 INFO L85 PathProgramCache]: Analyzing trace with hash 57252080, now seen corresponding path program 1 times [2024-11-09 14:41:54,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:54,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334758311] [2024-11-09 14:41:54,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:54,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:54,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 14:41:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:54,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 14:41:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:54,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 14:41:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:54,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 14:41:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:54,971 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 14:41:54,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:54,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334758311] [2024-11-09 14:41:54,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334758311] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:41:54,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1635776702] [2024-11-09 14:41:54,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:54,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:41:54,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:41:54,987 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 14:41:54,989 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 14:41:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:55,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 14:41:55,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:41:55,721 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 14:41:55,721 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:41:55,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1635776702] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:55,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:41:55,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-11-09 14:41:55,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137648950] [2024-11-09 14:41:55,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:55,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:41:55,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:55,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:41:55,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:41:55,724 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 14:41:55,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:55,868 INFO L93 Difference]: Finished difference Result 2207 states and 3117 transitions. [2024-11-09 14:41:55,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:41:55,869 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 14:41:55,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:55,875 INFO L225 Difference]: With dead ends: 2207 [2024-11-09 14:41:55,875 INFO L226 Difference]: Without dead ends: 1123 [2024-11-09 14:41:55,878 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 14:41:55,878 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 14:41:55,878 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 14:41:55,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2024-11-09 14:41:55,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1123. [2024-11-09 14:41:55,906 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 14:41:55,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1577 transitions. [2024-11-09 14:41:55,911 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1577 transitions. Word has length 188 [2024-11-09 14:41:55,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:55,911 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 1577 transitions. [2024-11-09 14:41:55,911 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 14:41:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1577 transitions. [2024-11-09 14:41:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-09 14:41:55,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:55,914 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 14:41:55,934 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 14:41:56,114 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 14:41:56,115 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 14:41:56,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:56,115 INFO L85 PathProgramCache]: Analyzing trace with hash -2051162705, now seen corresponding path program 1 times [2024-11-09 14:41:56,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:56,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532910247] [2024-11-09 14:41:56,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:56,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:56,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 14:41:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:56,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 14:41:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:56,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-09 14:41:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:56,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-09 14:41:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:56,633 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 14:41:56,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:56,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532910247] [2024-11-09 14:41:56,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532910247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:56,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:56,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 14:41:56,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885654695] [2024-11-09 14:41:56,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:56,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:41:56,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:56,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:41:56,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:41:56,636 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 14:41:57,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:57,171 INFO L93 Difference]: Finished difference Result 2213 states and 3134 transitions. [2024-11-09 14:41:57,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:41:57,171 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 14:41:57,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:57,176 INFO L225 Difference]: With dead ends: 2213 [2024-11-09 14:41:57,176 INFO L226 Difference]: Without dead ends: 1132 [2024-11-09 14:41:57,178 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 14:41:57,178 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 10 mSDsluCounter, 2284 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 2936 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 14:41:57,178 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 2936 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 14:41:57,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-09 14:41:57,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 1129. [2024-11-09 14:41:57,200 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 14:41:57,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 1129 states and 1583 transitions. [2024-11-09 14:41:57,204 INFO L78 Accepts]: Start accepts. Automaton has 1129 states and 1583 transitions. Word has length 189 [2024-11-09 14:41:57,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:57,205 INFO L471 AbstractCegarLoop]: Abstraction has 1129 states and 1583 transitions. [2024-11-09 14:41:57,205 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 14:41:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1583 transitions. [2024-11-09 14:41:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 14:41:57,208 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:57,208 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 14:41:57,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 14:41:57,208 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 14:41:57,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:57,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1980402551, now seen corresponding path program 1 times [2024-11-09 14:41:57,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:57,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300313443] [2024-11-09 14:41:57,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:57,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:57,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:41:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:57,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:41:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:57,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 14:41:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:57,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 14:41:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:57,693 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 14:41:57,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:57,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300313443] [2024-11-09 14:41:57,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300313443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:41:57,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:41:57,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:41:57,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535866913] [2024-11-09 14:41:57,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:41:57,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:41:57,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:41:57,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:41:57,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:41:57,696 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 14:41:58,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:41:58,411 INFO L93 Difference]: Finished difference Result 2219 states and 3138 transitions. [2024-11-09 14:41:58,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:41:58,412 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 14:41:58,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:41:58,417 INFO L225 Difference]: With dead ends: 2219 [2024-11-09 14:41:58,417 INFO L226 Difference]: Without dead ends: 1142 [2024-11-09 14:41:58,419 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 14:41:58,420 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 14 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 14:41:58,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 4045 Invalid, 577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 14:41:58,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2024-11-09 14:41:58,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 1137. [2024-11-09 14:41:58,443 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 14:41:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1593 transitions. [2024-11-09 14:41:58,446 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1593 transitions. Word has length 190 [2024-11-09 14:41:58,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:41:58,446 INFO L471 AbstractCegarLoop]: Abstraction has 1137 states and 1593 transitions. [2024-11-09 14:41:58,447 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 14:41:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1593 transitions. [2024-11-09 14:41:58,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 14:41:58,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:41:58,449 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 14:41:58,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 14:41:58,449 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 14:41:58,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:41:58,450 INFO L85 PathProgramCache]: Analyzing trace with hash -146010771, now seen corresponding path program 1 times [2024-11-09 14:41:58,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:41:58,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867045018] [2024-11-09 14:41:58,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:58,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:41:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:59,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:41:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:59,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:41:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:59,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-09 14:41:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:59,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 14:41:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:41:59,345 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 14:41:59,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:41:59,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867045018] [2024-11-09 14:41:59,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867045018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:41:59,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399573611] [2024-11-09 14:41:59,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:41:59,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:41:59,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:41:59,348 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 14:41:59,349 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 14:42:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:00,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 14:42:00,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:42:00,278 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 14:42:00,279 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:42:00,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399573611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:00,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:42:00,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2024-11-09 14:42:00,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292934077] [2024-11-09 14:42:00,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:00,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 14:42:00,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:00,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 14:42:00,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-09 14:42:00,283 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 14:42:00,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:00,602 INFO L93 Difference]: Finished difference Result 2104 states and 2978 transitions. [2024-11-09 14:42:00,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 14:42:00,603 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 14:42:00,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:00,608 INFO L225 Difference]: With dead ends: 2104 [2024-11-09 14:42:00,609 INFO L226 Difference]: Without dead ends: 1159 [2024-11-09 14:42:00,610 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 14:42:00,611 INFO L432 NwaCegarLoop]: 646 mSDtfsCounter, 30 mSDsluCounter, 2422 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 3068 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:00,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 3068 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 14:42:00,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2024-11-09 14:42:00,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1151. [2024-11-09 14:42:00,638 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 14:42:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1609 transitions. [2024-11-09 14:42:00,642 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1609 transitions. Word has length 190 [2024-11-09 14:42:00,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:00,642 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1609 transitions. [2024-11-09 14:42:00,643 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 14:42:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1609 transitions. [2024-11-09 14:42:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-09 14:42:00,644 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:00,645 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 14:42:00,667 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 14:42:00,848 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 14:42:00,849 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 14:42:00,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:00,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1757721365, now seen corresponding path program 1 times [2024-11-09 14:42:00,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:00,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482518667] [2024-11-09 14:42:00,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:00,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:01,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:42:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:01,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:42:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:01,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-09 14:42:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:01,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-09 14:42:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:01,628 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 14:42:01,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:01,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482518667] [2024-11-09 14:42:01,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482518667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:01,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:42:01,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:42:01,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297924420] [2024-11-09 14:42:01,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:01,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:42:01,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:01,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:42:01,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:42:01,630 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 14:42:02,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:02,394 INFO L93 Difference]: Finished difference Result 2105 states and 2980 transitions. [2024-11-09 14:42:02,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:42:02,394 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 14:42:02,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:02,399 INFO L225 Difference]: With dead ends: 2105 [2024-11-09 14:42:02,400 INFO L226 Difference]: Without dead ends: 1154 [2024-11-09 14:42:02,402 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 14:42:02,403 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 23 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 4020 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:02,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 4020 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 14:42:02,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-09 14:42:02,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1145. [2024-11-09 14:42:02,427 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 14:42:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1145 states and 1599 transitions. [2024-11-09 14:42:02,431 INFO L78 Accepts]: Start accepts. Automaton has 1145 states and 1599 transitions. Word has length 191 [2024-11-09 14:42:02,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:02,431 INFO L471 AbstractCegarLoop]: Abstraction has 1145 states and 1599 transitions. [2024-11-09 14:42:02,432 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 14:42:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1599 transitions. [2024-11-09 14:42:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 14:42:02,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:02,433 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 14:42:02,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 14:42:02,434 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 14:42:02,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:02,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1876329992, now seen corresponding path program 1 times [2024-11-09 14:42:02,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:02,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766869417] [2024-11-09 14:42:02,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:02,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:03,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:42:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:03,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:42:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:03,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-09 14:42:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:03,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 14:42:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:03,011 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 14:42:03,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:03,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766869417] [2024-11-09 14:42:03,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766869417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:03,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:42:03,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:42:03,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695145776] [2024-11-09 14:42:03,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:03,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:42:03,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:03,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:42:03,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:42:03,013 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 14:42:04,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 14:42:04,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:04,838 INFO L93 Difference]: Finished difference Result 2104 states and 2977 transitions. [2024-11-09 14:42:04,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:42:04,839 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 14:42:04,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:04,844 INFO L225 Difference]: With dead ends: 2104 [2024-11-09 14:42:04,844 INFO L226 Difference]: Without dead ends: 1158 [2024-11-09 14:42:04,845 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 14:42:04,846 INFO L432 NwaCegarLoop]: 655 mSDtfsCounter, 22 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 2945 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:04,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 2945 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-09 14:42:04,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2024-11-09 14:42:04,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1151. [2024-11-09 14:42:04,873 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 14:42:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1605 transitions. [2024-11-09 14:42:04,877 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1605 transitions. Word has length 192 [2024-11-09 14:42:04,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:04,877 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1605 transitions. [2024-11-09 14:42:04,878 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 14:42:04,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1605 transitions. [2024-11-09 14:42:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-09 14:42:04,879 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:04,879 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 14:42:04,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 14:42:04,880 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 14:42:04,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:04,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1091433090, now seen corresponding path program 1 times [2024-11-09 14:42:04,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:04,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319197045] [2024-11-09 14:42:04,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:04,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:05,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:42:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:05,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:42:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:05,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 14:42:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:05,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-09 14:42:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:05,693 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 14:42:05,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:05,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319197045] [2024-11-09 14:42:05,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319197045] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:42:05,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912783507] [2024-11-09 14:42:05,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:05,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:42:05,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:42:05,696 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 14:42:05,698 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 14:42:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:07,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 14:42:07,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:42:07,629 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 14:42:07,630 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:42:07,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912783507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:07,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:42:07,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-09 14:42:07,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698211008] [2024-11-09 14:42:07,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:07,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:42:07,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:07,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:42:07,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:42:07,632 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 14:42:08,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:08,015 INFO L93 Difference]: Finished difference Result 2256 states and 3162 transitions. [2024-11-09 14:42:08,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:42:08,016 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 14:42:08,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:08,020 INFO L225 Difference]: With dead ends: 2256 [2024-11-09 14:42:08,020 INFO L226 Difference]: Without dead ends: 1161 [2024-11-09 14:42:08,022 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 14:42:08,022 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:08,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 3561 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 14:42:08,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2024-11-09 14:42:08,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1151. [2024-11-09 14:42:08,050 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 14:42:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1605 transitions. [2024-11-09 14:42:08,053 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1605 transitions. Word has length 193 [2024-11-09 14:42:08,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:08,053 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1605 transitions. [2024-11-09 14:42:08,053 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 14:42:08,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1605 transitions. [2024-11-09 14:42:08,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 14:42:08,055 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:08,055 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 14:42:08,086 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 14:42:08,256 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 14:42:08,256 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 14:42:08,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:08,257 INFO L85 PathProgramCache]: Analyzing trace with hash -2089672920, now seen corresponding path program 1 times [2024-11-09 14:42:08,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:08,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991363509] [2024-11-09 14:42:08,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:08,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:08,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:42:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:08,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 14:42:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:08,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:42:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:08,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 14:42:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:08,769 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 14:42:08,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:08,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991363509] [2024-11-09 14:42:08,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991363509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:08,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:42:08,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 14:42:08,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095788286] [2024-11-09 14:42:08,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:08,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 14:42:08,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:08,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 14:42:08,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:42:08,772 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 14:42:09,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:09,507 INFO L93 Difference]: Finished difference Result 2264 states and 3181 transitions. [2024-11-09 14:42:09,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 14:42:09,508 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 14:42:09,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:09,515 INFO L225 Difference]: With dead ends: 2264 [2024-11-09 14:42:09,515 INFO L226 Difference]: Without dead ends: 1174 [2024-11-09 14:42:09,517 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 14:42:09,517 INFO L432 NwaCegarLoop]: 641 mSDtfsCounter, 22 mSDsluCounter, 4614 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 5255 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:09,518 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 5255 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 14:42:09,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2024-11-09 14:42:09,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 1165. [2024-11-09 14:42:09,542 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 14:42:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1623 transitions. [2024-11-09 14:42:09,546 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1623 transitions. Word has length 194 [2024-11-09 14:42:09,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:09,546 INFO L471 AbstractCegarLoop]: Abstraction has 1165 states and 1623 transitions. [2024-11-09 14:42:09,546 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 14:42:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1623 transitions. [2024-11-09 14:42:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 14:42:09,548 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:09,548 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 14:42:09,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 14:42:09,549 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 14:42:09,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:09,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1068915188, now seen corresponding path program 1 times [2024-11-09 14:42:09,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:09,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654724978] [2024-11-09 14:42:09,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:09,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:10,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:42:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:10,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 14:42:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:10,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 14:42:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:10,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-09 14:42:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:10,291 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 14:42:10,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:10,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654724978] [2024-11-09 14:42:10,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654724978] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:42:10,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612055198] [2024-11-09 14:42:10,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:10,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:42:10,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:42:10,293 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 14:42:10,295 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 14:42:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:11,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 14:42:11,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:42:11,112 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 14:42:11,112 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:42:11,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [612055198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:11,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:42:11,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-09 14:42:11,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140697006] [2024-11-09 14:42:11,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:11,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:42:11,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:11,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:42:11,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:42:11,114 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 14:42:11,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:11,410 INFO L93 Difference]: Finished difference Result 2272 states and 3181 transitions. [2024-11-09 14:42:11,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:42:11,410 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 14:42:11,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:11,415 INFO L225 Difference]: With dead ends: 2272 [2024-11-09 14:42:11,415 INFO L226 Difference]: Without dead ends: 1175 [2024-11-09 14:42:11,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 196 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 14:42:11,418 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:11,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 3568 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 14:42:11,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2024-11-09 14:42:11,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1169. [2024-11-09 14:42:11,442 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 14:42:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1627 transitions. [2024-11-09 14:42:11,445 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1627 transitions. Word has length 194 [2024-11-09 14:42:11,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:11,445 INFO L471 AbstractCegarLoop]: Abstraction has 1169 states and 1627 transitions. [2024-11-09 14:42:11,446 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 14:42:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1627 transitions. [2024-11-09 14:42:11,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 14:42:11,447 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:11,448 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 14:42:11,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-09 14:42:11,651 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 14:42:11,652 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 14:42:11,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:11,653 INFO L85 PathProgramCache]: Analyzing trace with hash -101754610, now seen corresponding path program 1 times [2024-11-09 14:42:11,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:11,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392650315] [2024-11-09 14:42:11,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:11,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:12,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 14:42:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:12,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 14:42:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:12,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 14:42:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:12,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 14:42:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:12,314 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 14:42:12,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:12,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392650315] [2024-11-09 14:42:12,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392650315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:12,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:42:12,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-09 14:42:12,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979781789] [2024-11-09 14:42:12,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:12,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 14:42:12,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:12,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 14:42:12,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 14:42:12,318 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 14:42:13,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:13,059 INFO L93 Difference]: Finished difference Result 2294 states and 3220 transitions. [2024-11-09 14:42:13,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 14:42:13,060 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 14:42:13,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:13,064 INFO L225 Difference]: With dead ends: 2294 [2024-11-09 14:42:13,064 INFO L226 Difference]: Without dead ends: 1190 [2024-11-09 14:42:13,066 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 14:42:13,067 INFO L432 NwaCegarLoop]: 648 mSDtfsCounter, 28 mSDsluCounter, 4045 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 4693 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 14:42:13,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 4693 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 14:42:13,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-09 14:42:13,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 1175. [2024-11-09 14:42:13,089 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 14:42:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1633 transitions. [2024-11-09 14:42:13,092 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1633 transitions. Word has length 195 [2024-11-09 14:42:13,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:13,092 INFO L471 AbstractCegarLoop]: Abstraction has 1175 states and 1633 transitions. [2024-11-09 14:42:13,093 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 14:42:13,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1633 transitions. [2024-11-09 14:42:13,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 14:42:13,094 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:13,095 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 14:42:13,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 14:42:13,095 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 14:42:13,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:13,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1476964010, now seen corresponding path program 1 times [2024-11-09 14:42:13,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:13,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273328890] [2024-11-09 14:42:13,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:13,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:13,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 14:42:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:13,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 14:42:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:13,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-09 14:42:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:13,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-09 14:42:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:13,916 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 14:42:13,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:13,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273328890] [2024-11-09 14:42:13,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273328890] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:42:13,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034928539] [2024-11-09 14:42:13,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:13,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:42:13,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:42:13,919 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 14:42:13,921 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 14:42:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:15,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 14:42:15,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:42:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 14:42:15,228 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:42:15,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034928539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:42:15,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:42:15,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-11-09 14:42:15,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501138683] [2024-11-09 14:42:15,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:42:15,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:42:15,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:42:15,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:42:15,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 14:42:15,230 INFO L87 Difference]: Start difference. First operand 1175 states and 1633 transitions. Second operand has 4 states, 4 states have (on average 45.25) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 14:42:15,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:42:15,276 INFO L93 Difference]: Finished difference Result 2245 states and 3144 transitions. [2024-11-09 14:42:15,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:42:15,277 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 45.25) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 195 [2024-11-09 14:42:15,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:42:15,283 INFO L225 Difference]: With dead ends: 2245 [2024-11-09 14:42:15,283 INFO L226 Difference]: Without dead ends: 1178 [2024-11-09 14:42:15,286 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 14:42:15,286 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 14:42:15,287 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 14:42:15,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1178 states. [2024-11-09 14:42:15,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1178 to 1178. [2024-11-09 14:42:15,311 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 14:42:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1640 transitions. [2024-11-09 14:42:15,314 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1640 transitions. Word has length 195 [2024-11-09 14:42:15,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:42:15,315 INFO L471 AbstractCegarLoop]: Abstraction has 1178 states and 1640 transitions. [2024-11-09 14:42:15,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.25) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 14:42:15,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1640 transitions. [2024-11-09 14:42:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-09 14:42:15,317 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:42:15,317 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 14:42:15,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 14:42:15,518 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 14:42:15,518 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 14:42:15,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:42:15,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1034090410, now seen corresponding path program 1 times [2024-11-09 14:42:15,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:42:15,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935680581] [2024-11-09 14:42:15,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:15,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:42:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:16,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 14:42:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:16,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-09 14:42:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:16,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-09 14:42:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:16,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 14:42:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:16,291 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 14:42:16,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:42:16,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935680581] [2024-11-09 14:42:16,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935680581] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:42:16,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51463900] [2024-11-09 14:42:16,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:42:16,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:42:16,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:42:16,294 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 14:42:16,296 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 14:42:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:42:17,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 1106 conjuncts, 172 conjuncts are in the unsatisfiable core [2024-11-09 14:42:17,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:42:17,352 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 14:42:17,394 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 14:42:17,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 18 [2024-11-09 14:42:17,911 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 14:42:17,927 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 14:42:17,936 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 14:42:17,943 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 14:42:17,970 INFO L349 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2024-11-09 14:42:17,970 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 14:42:18,077 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 14:42:18,083 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 14:42:18,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-09 14:42:18,268 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2024-11-09 14:42:18,269 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 14:42:18,277 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 14:42:18,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 11