./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.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 1c32e831c11e67575bf9fc4420a056c0795572e7218bcd99a0067a1a2caea6f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 23:17:48,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 23:17:49,042 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-24 23:17:49,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 23:17:49,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 23:17:49,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 23:17:49,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 23:17:49,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 23:17:49,077 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 23:17:49,079 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 23:17:49,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 23:17:49,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 23:17:49,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 23:17:49,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 23:17:49,081 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 23:17:49,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 23:17:49,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 23:17:49,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 23:17:49,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 23:17:49,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 23:17:49,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 23:17:49,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 23:17:49,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 23:17:49,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 23:17:49,087 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 23:17:49,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 23:17:49,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 23:17:49,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 23:17:49,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 23:17:49,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 23:17:49,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 23:17:49,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 23:17:49,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 23:17:49,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 23:17:49,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 23:17:49,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 23:17:49,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 23:17:49,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 23:17:49,093 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 23:17:49,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 23:17:49,093 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 23:17:49,094 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 23:17:49,094 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 23:17:49,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 23:17:49,095 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c32e831c11e67575bf9fc4420a056c0795572e7218bcd99a0067a1a2caea6f7 [2024-10-24 23:17:49,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 23:17:49,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 23:17:49,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 23:17:49,383 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 23:17:49,383 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 23:17:49,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i [2024-10-24 23:17:50,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 23:17:51,149 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 23:17:51,150 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i [2024-10-24 23:17:51,169 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd9a468b3/b58eec7ebf6e4035bad9bf9f329145e2/FLAG249b27def [2024-10-24 23:17:51,187 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd9a468b3/b58eec7ebf6e4035bad9bf9f329145e2 [2024-10-24 23:17:51,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 23:17:51,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 23:17:51,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 23:17:51,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 23:17:51,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 23:17:51,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:17:51" (1/1) ... [2024-10-24 23:17:51,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20fd37a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:51, skipping insertion in model container [2024-10-24 23:17:51,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:17:51" (1/1) ... [2024-10-24 23:17:51,267 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 23:17:51,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:17:51,925 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 23:17:52,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:17:52,081 INFO L204 MainTranslator]: Completed translation [2024-10-24 23:17:52,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52 WrapperNode [2024-10-24 23:17:52,081 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 23:17:52,082 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 23:17:52,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 23:17:52,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 23:17:52,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,238 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3419 [2024-10-24 23:17:52,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 23:17:52,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 23:17:52,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 23:17:52,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 23:17:52,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,274 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,445 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [2, 106, 372]. 78 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 86 writes are split as follows [0, 4, 82]. [2024-10-24 23:17:52,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 23:17:52,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 23:17:52,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 23:17:52,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 23:17:52,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (1/1) ... [2024-10-24 23:17:52,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 23:17:52,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:17:52,629 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) [2024-10-24 23:17:52,632 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 [2024-10-24 23:17:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-10-24 23:17:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-10-24 23:17:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 23:17:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 23:17:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 23:17:52,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-24 23:17:52,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-24 23:17:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 23:17:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 23:17:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 23:17:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 23:17:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 23:17:52,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 23:17:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 23:17:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 23:17:52,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 23:17:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 23:17:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 23:17:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 23:17:52,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 23:17:52,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 23:17:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 23:17:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 23:17:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 23:17:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 23:17:52,931 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 23:17:52,934 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 23:17:55,576 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-10-24 23:17:55,576 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 23:17:55,654 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 23:17:55,657 INFO L314 CfgBuilder]: Removed 151 assume(true) statements. [2024-10-24 23:17:55,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:17:55 BoogieIcfgContainer [2024-10-24 23:17:55,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 23:17:55,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 23:17:55,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 23:17:55,662 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 23:17:55,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:17:51" (1/3) ... [2024-10-24 23:17:55,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326f578f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:17:55, skipping insertion in model container [2024-10-24 23:17:55,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:17:52" (2/3) ... [2024-10-24 23:17:55,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326f578f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:17:55, skipping insertion in model container [2024-10-24 23:17:55,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:17:55" (3/3) ... [2024-10-24 23:17:55,665 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test10-1.i [2024-10-24 23:17:55,681 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 23:17:55,681 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-24 23:17:55,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 23:17:55,786 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;@39fe6b57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 23:17:55,787 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-24 23:17:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand has 1037 states, 1013 states have (on average 1.6327739387956566) internal successors, (1654), 1023 states have internal predecessors, (1654), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-24 23:17:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-24 23:17:55,805 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:55,806 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:17:55,806 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:55,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:55,813 INFO L85 PathProgramCache]: Analyzing trace with hash -672460279, now seen corresponding path program 1 times [2024-10-24 23:17:55,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:55,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277573810] [2024-10-24 23:17:55,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:17:56,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:56,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277573810] [2024-10-24 23:17:56,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277573810] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:56,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:56,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:17:56,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903661009] [2024-10-24 23:17:56,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:56,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 23:17:56,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:56,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 23:17:56,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 23:17:56,069 INFO L87 Difference]: Start difference. First operand has 1037 states, 1013 states have (on average 1.6327739387956566) internal successors, (1654), 1023 states have internal predecessors, (1654), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) 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) [2024-10-24 23:17:56,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:17:56,190 INFO L93 Difference]: Finished difference Result 2072 states and 3370 transitions. [2024-10-24 23:17:56,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 23:17:56,193 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 [2024-10-24 23:17:56,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:17:56,215 INFO L225 Difference]: With dead ends: 2072 [2024-10-24 23:17:56,215 INFO L226 Difference]: Without dead ends: 1033 [2024-10-24 23:17:56,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 23:17:56,224 INFO L432 NwaCegarLoop]: 1517 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:17:56,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1517 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 23:17:56,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2024-10-24 23:17:56,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1033. [2024-10-24 23:17:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1010 states have (on average 1.4762376237623762) internal successors, (1491), 1020 states have internal predecessors, (1491), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:17:56,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1518 transitions. [2024-10-24 23:17:56,319 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1518 transitions. Word has length 6 [2024-10-24 23:17:56,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:17:56,320 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1518 transitions. [2024-10-24 23:17:56,320 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) [2024-10-24 23:17:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1518 transitions. [2024-10-24 23:17:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-24 23:17:56,321 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:56,321 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:17:56,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 23:17:56,322 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:56,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:56,322 INFO L85 PathProgramCache]: Analyzing trace with hash -672458357, now seen corresponding path program 1 times [2024-10-24 23:17:56,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:56,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263820791] [2024-10-24 23:17:56,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:56,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 23:17:56,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1093365876] [2024-10-24 23:17:56,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:56,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:17:56,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:17:56,409 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) [2024-10-24 23:17:56,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 23:17:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:56,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-24 23:17:56,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:17:56,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:17:56,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:17:56,732 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:17:56,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:56,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263820791] [2024-10-24 23:17:56,733 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-24 23:17:56,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093365876] [2024-10-24 23:17:56,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093365876] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:56,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:56,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:17:56,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000845972] [2024-10-24 23:17:56,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:56,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:17:56,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:56,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:17:56,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:17:56,737 INFO L87 Difference]: Start difference. First operand 1033 states and 1518 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:56,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:17:56,925 INFO L93 Difference]: Finished difference Result 1428 states and 2089 transitions. [2024-10-24 23:17:56,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:17:56,926 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-10-24 23:17:56,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:17:56,934 INFO L225 Difference]: With dead ends: 1428 [2024-10-24 23:17:56,935 INFO L226 Difference]: Without dead ends: 1426 [2024-10-24 23:17:56,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:17:56,937 INFO L432 NwaCegarLoop]: 1508 mSDtfsCounter, 553 mSDsluCounter, 2952 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 4460 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:17:56,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 4460 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:17:56,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-10-24 23:17:56,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1039. [2024-10-24 23:17:56,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1016 states have (on average 1.4744094488188977) internal successors, (1498), 1026 states have internal predecessors, (1498), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:17:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1525 transitions. [2024-10-24 23:17:56,978 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1525 transitions. Word has length 6 [2024-10-24 23:17:56,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:17:56,980 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1525 transitions. [2024-10-24 23:17:56,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1525 transitions. [2024-10-24 23:17:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-24 23:17:56,985 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:56,985 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] [2024-10-24 23:17:57,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 23:17:57,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:17:57,189 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:57,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:57,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1771832247, now seen corresponding path program 1 times [2024-10-24 23:17:57,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:57,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194888432] [2024-10-24 23:17:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:57,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:57,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:17:57,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:57,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194888432] [2024-10-24 23:17:57,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194888432] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:57,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:57,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:17:57,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141743803] [2024-10-24 23:17:57,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:57,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:17:57,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:57,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:17:57,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:17:57,580 INFO L87 Difference]: Start difference. First operand 1039 states and 1525 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:57,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:17:57,758 INFO L93 Difference]: Finished difference Result 2060 states and 3030 transitions. [2024-10-24 23:17:57,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:17:57,758 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2024-10-24 23:17:57,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:17:57,765 INFO L225 Difference]: With dead ends: 2060 [2024-10-24 23:17:57,765 INFO L226 Difference]: Without dead ends: 1425 [2024-10-24 23:17:57,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:17:57,769 INFO L432 NwaCegarLoop]: 1552 mSDtfsCounter, 554 mSDsluCounter, 2997 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:17:57,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 4549 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:17:57,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-24 23:17:57,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1039. [2024-10-24 23:17:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1016 states have (on average 1.4734251968503937) internal successors, (1497), 1026 states have internal predecessors, (1497), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:17:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1524 transitions. [2024-10-24 23:17:57,824 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1524 transitions. Word has length 63 [2024-10-24 23:17:57,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:17:57,824 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1524 transitions. [2024-10-24 23:17:57,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:57,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1524 transitions. [2024-10-24 23:17:57,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-24 23:17:57,828 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:57,828 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] [2024-10-24 23:17:57,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 23:17:57,828 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:57,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:57,829 INFO L85 PathProgramCache]: Analyzing trace with hash 849030331, now seen corresponding path program 1 times [2024-10-24 23:17:57,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:57,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720191059] [2024-10-24 23:17:57,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:57,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:58,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:17:58,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:58,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720191059] [2024-10-24 23:17:58,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720191059] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:58,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:58,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:17:58,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803060597] [2024-10-24 23:17:58,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:58,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:17:58,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:58,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:17:58,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:17:58,215 INFO L87 Difference]: Start difference. First operand 1039 states and 1524 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:58,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:17:58,399 INFO L93 Difference]: Finished difference Result 2457 states and 3602 transitions. [2024-10-24 23:17:58,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:17:58,400 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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 81 [2024-10-24 23:17:58,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:17:58,406 INFO L225 Difference]: With dead ends: 2457 [2024-10-24 23:17:58,407 INFO L226 Difference]: Without dead ends: 1425 [2024-10-24 23:17:58,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:17:58,411 INFO L432 NwaCegarLoop]: 1556 mSDtfsCounter, 548 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 4558 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:17:58,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 4558 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:17:58,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-24 23:17:58,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1040. [2024-10-24 23:17:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1017 states have (on average 1.4729596853490659) internal successors, (1498), 1027 states have internal predecessors, (1498), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:17:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1525 transitions. [2024-10-24 23:17:58,440 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1525 transitions. Word has length 81 [2024-10-24 23:17:58,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:17:58,440 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1525 transitions. [2024-10-24 23:17:58,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1525 transitions. [2024-10-24 23:17:58,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-24 23:17:58,443 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:58,444 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, 1] [2024-10-24 23:17:58,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 23:17:58,444 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:58,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:58,445 INFO L85 PathProgramCache]: Analyzing trace with hash -654875997, now seen corresponding path program 1 times [2024-10-24 23:17:58,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:58,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881940712] [2024-10-24 23:17:58,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:58,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:58,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:17:58,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:58,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881940712] [2024-10-24 23:17:58,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881940712] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:58,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:58,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:17:58,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258617294] [2024-10-24 23:17:58,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:58,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:17:58,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:58,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:17:58,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:17:58,844 INFO L87 Difference]: Start difference. First operand 1040 states and 1525 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:58,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:17:58,942 INFO L93 Difference]: Finished difference Result 2075 states and 3045 transitions. [2024-10-24 23:17:58,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:17:58,943 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 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 152 [2024-10-24 23:17:58,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:17:58,948 INFO L225 Difference]: With dead ends: 2075 [2024-10-24 23:17:58,949 INFO L226 Difference]: Without dead ends: 1043 [2024-10-24 23:17:58,951 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:17:58,952 INFO L432 NwaCegarLoop]: 1487 mSDtfsCounter, 105 mSDsluCounter, 2883 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 4370 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:17:58,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 4370 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:17:58,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2024-10-24 23:17:58,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1040. [2024-10-24 23:17:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1017 states have (on average 1.4660766961651917) internal successors, (1491), 1027 states have internal predecessors, (1491), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:17:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1518 transitions. [2024-10-24 23:17:58,980 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1518 transitions. Word has length 152 [2024-10-24 23:17:58,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:17:58,982 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1518 transitions. [2024-10-24 23:17:58,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:58,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1518 transitions. [2024-10-24 23:17:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-24 23:17:58,986 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:58,987 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, 1] [2024-10-24 23:17:58,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 23:17:58,989 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:58,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:58,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1590056017, now seen corresponding path program 1 times [2024-10-24 23:17:58,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:58,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485123108] [2024-10-24 23:17:58,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:58,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:17:59,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:59,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485123108] [2024-10-24 23:17:59,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485123108] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:59,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:59,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:17:59,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980423321] [2024-10-24 23:17:59,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:59,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 23:17:59,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:59,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 23:17:59,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:17:59,204 INFO L87 Difference]: Start difference. First operand 1040 states and 1518 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:59,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:17:59,293 INFO L93 Difference]: Finished difference Result 2645 states and 3881 transitions. [2024-10-24 23:17:59,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 23:17:59,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 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 152 [2024-10-24 23:17:59,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:17:59,300 INFO L225 Difference]: With dead ends: 2645 [2024-10-24 23:17:59,300 INFO L226 Difference]: Without dead ends: 1613 [2024-10-24 23:17:59,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:17:59,303 INFO L432 NwaCegarLoop]: 1506 mSDtfsCounter, 792 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 2995 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:17:59,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [795 Valid, 2995 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:17:59,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1613 states. [2024-10-24 23:17:59,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1613 to 1454. [2024-10-24 23:17:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1454 states, 1429 states have (on average 1.4716585024492652) internal successors, (2103), 1439 states have internal predecessors, (2103), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-24 23:17:59,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1454 states and 2134 transitions. [2024-10-24 23:17:59,349 INFO L78 Accepts]: Start accepts. Automaton has 1454 states and 2134 transitions. Word has length 152 [2024-10-24 23:17:59,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:17:59,349 INFO L471 AbstractCegarLoop]: Abstraction has 1454 states and 2134 transitions. [2024-10-24 23:17:59,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:17:59,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2134 transitions. [2024-10-24 23:17:59,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 23:17:59,351 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:17:59,351 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:17:59,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 23:17:59,352 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:17:59,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:17:59,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1429996268, now seen corresponding path program 1 times [2024-10-24 23:17:59,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:17:59,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034974050] [2024-10-24 23:17:59,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:17:59,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:17:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:17:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:59,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:17:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:17:59,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-24 23:17:59,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:17:59,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034974050] [2024-10-24 23:17:59,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034974050] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:17:59,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:17:59,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 23:17:59,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334113756] [2024-10-24 23:17:59,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:17:59,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:17:59,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:17:59,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:17:59,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:17:59,715 INFO L87 Difference]: Start difference. First operand 1454 states and 2134 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) [2024-10-24 23:18:00,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:00,270 INFO L93 Difference]: Finished difference Result 2733 states and 4016 transitions. [2024-10-24 23:18:00,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 23:18:00,271 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 165 [2024-10-24 23:18:00,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:00,278 INFO L225 Difference]: With dead ends: 2733 [2024-10-24 23:18:00,279 INFO L226 Difference]: Without dead ends: 1414 [2024-10-24 23:18:00,281 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 [2024-10-24 23:18:00,281 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 53 mSDsluCounter, 3989 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 5369 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:00,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 5369 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 23:18:00,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-10-24 23:18:00,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2024-10-24 23:18:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1387 states have (on average 1.4607065609228551) internal successors, (2026), 1397 states have internal predecessors, (2026), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-24 23:18:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2057 transitions. [2024-10-24 23:18:00,318 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2057 transitions. Word has length 165 [2024-10-24 23:18:00,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:00,320 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 2057 transitions. [2024-10-24 23:18:00,320 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) [2024-10-24 23:18:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2057 transitions. [2024-10-24 23:18:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 23:18:00,322 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:00,322 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:00,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 23:18:00,323 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:00,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:00,323 INFO L85 PathProgramCache]: Analyzing trace with hash 651663774, now seen corresponding path program 1 times [2024-10-24 23:18:00,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:00,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579764273] [2024-10-24 23:18:00,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:00,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:00,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:18:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:00,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:18:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-24 23:18:00,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:00,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579764273] [2024-10-24 23:18:00,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579764273] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:00,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:18:00,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:18:00,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42455990] [2024-10-24 23:18:00,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:00,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:18:00,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:00,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:18:00,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:18:00,690 INFO L87 Difference]: Start difference. First operand 1412 states and 2057 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) [2024-10-24 23:18:01,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:01,157 INFO L93 Difference]: Finished difference Result 2691 states and 3928 transitions. [2024-10-24 23:18:01,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:18:01,158 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 165 [2024-10-24 23:18:01,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:01,164 INFO L225 Difference]: With dead ends: 2691 [2024-10-24 23:18:01,164 INFO L226 Difference]: Without dead ends: 1414 [2024-10-24 23:18:01,166 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:18:01,167 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 24 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 4032 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:01,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 4032 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 23:18:01,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-10-24 23:18:01,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2024-10-24 23:18:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1387 states have (on average 1.4585436193222783) internal successors, (2023), 1397 states have internal predecessors, (2023), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-24 23:18:01,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2054 transitions. [2024-10-24 23:18:01,199 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2054 transitions. Word has length 165 [2024-10-24 23:18:01,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:01,200 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 2054 transitions. [2024-10-24 23:18:01,200 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) [2024-10-24 23:18:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2054 transitions. [2024-10-24 23:18:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 23:18:01,202 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:01,202 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:01,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 23:18:01,203 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:01,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:01,203 INFO L85 PathProgramCache]: Analyzing trace with hash -806418014, now seen corresponding path program 1 times [2024-10-24 23:18:01,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:01,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785631647] [2024-10-24 23:18:01,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:01,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:01,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:18:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:01,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:18:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-24 23:18:01,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:01,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785631647] [2024-10-24 23:18:01,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785631647] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:01,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:18:01,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:18:01,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573726688] [2024-10-24 23:18:01,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:01,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:18:01,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:01,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:18:01,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:18:01,534 INFO L87 Difference]: Start difference. First operand 1412 states and 2054 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) [2024-10-24 23:18:02,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:02,067 INFO L93 Difference]: Finished difference Result 3262 states and 4756 transitions. [2024-10-24 23:18:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:18:02,067 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 165 [2024-10-24 23:18:02,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:02,076 INFO L225 Difference]: With dead ends: 3262 [2024-10-24 23:18:02,077 INFO L226 Difference]: Without dead ends: 1985 [2024-10-24 23:18:02,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:18:02,081 INFO L432 NwaCegarLoop]: 1793 mSDtfsCounter, 695 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 4834 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:02,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [703 Valid, 4834 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 23:18:02,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1985 states. [2024-10-24 23:18:02,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1985 to 1978. [2024-10-24 23:18:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1947 states have (on average 1.4560862865947612) internal successors, (2835), 1957 states have internal predecessors, (2835), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 23:18:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2878 transitions. [2024-10-24 23:18:02,135 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2878 transitions. Word has length 165 [2024-10-24 23:18:02,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:02,135 INFO L471 AbstractCegarLoop]: Abstraction has 1978 states and 2878 transitions. [2024-10-24 23:18:02,136 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) [2024-10-24 23:18:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2878 transitions. [2024-10-24 23:18:02,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-24 23:18:02,138 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:02,138 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:02,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 23:18:02,139 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:02,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:02,139 INFO L85 PathProgramCache]: Analyzing trace with hash 73924376, now seen corresponding path program 1 times [2024-10-24 23:18:02,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:02,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572475550] [2024-10-24 23:18:02,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:02,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:02,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:18:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:02,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:18:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:02,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-24 23:18:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:02,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 23:18:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:18:02,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:02,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572475550] [2024-10-24 23:18:02,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572475550] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:02,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:18:02,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:18:02,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681606503] [2024-10-24 23:18:02,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:02,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:18:02,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:02,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:18:02,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:18:02,795 INFO L87 Difference]: Start difference. First operand 1978 states and 2878 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) [2024-10-24 23:18:03,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:03,442 INFO L93 Difference]: Finished difference Result 2046 states and 2978 transitions. [2024-10-24 23:18:03,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 23:18:03,443 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 178 [2024-10-24 23:18:03,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:03,452 INFO L225 Difference]: With dead ends: 2046 [2024-10-24 23:18:03,452 INFO L226 Difference]: Without dead ends: 2044 [2024-10-24 23:18:03,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:18:03,454 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 320 mSDsluCounter, 3984 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 5378 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:03,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 5378 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 23:18:03,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2024-10-24 23:18:03,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2042. [2024-10-24 23:18:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2042 states, 2008 states have (on average 1.4506972111553784) internal successors, (2913), 2018 states have internal predecessors, (2913), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:18:03,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 2042 states and 2962 transitions. [2024-10-24 23:18:03,508 INFO L78 Accepts]: Start accepts. Automaton has 2042 states and 2962 transitions. Word has length 178 [2024-10-24 23:18:03,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:03,508 INFO L471 AbstractCegarLoop]: Abstraction has 2042 states and 2962 transitions. [2024-10-24 23:18:03,509 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) [2024-10-24 23:18:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2962 transitions. [2024-10-24 23:18:03,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-24 23:18:03,510 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:03,511 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:03,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 23:18:03,511 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:03,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:03,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1747202369, now seen corresponding path program 1 times [2024-10-24 23:18:03,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:03,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668738985] [2024-10-24 23:18:03,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:03,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:04,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:18:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:04,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:18:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:04,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-24 23:18:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:04,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 23:18:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:18:04,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:04,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668738985] [2024-10-24 23:18:04,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668738985] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:18:04,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089357900] [2024-10-24 23:18:04,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:04,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:18:04,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:18:04,765 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) [2024-10-24 23:18:04,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 23:18:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:05,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-10-24 23:18:05,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:18:05,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:18:05,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:18:05,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-24 23:18:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:18:06,372 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:18:06,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089357900] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:06,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:18:06,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-24 23:18:06,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656683518] [2024-10-24 23:18:06,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:06,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 23:18:06,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:06,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 23:18:06,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-10-24 23:18:06,375 INFO L87 Difference]: Start difference. First operand 2042 states and 2962 transitions. Second operand has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:18:09,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 23:18:09,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:09,846 INFO L93 Difference]: Finished difference Result 4045 states and 5864 transitions. [2024-10-24 23:18:09,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 23:18:09,846 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 184 [2024-10-24 23:18:09,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:09,855 INFO L225 Difference]: With dead ends: 4045 [2024-10-24 23:18:09,855 INFO L226 Difference]: Without dead ends: 2091 [2024-10-24 23:18:09,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-10-24 23:18:09,859 INFO L432 NwaCegarLoop]: 1419 mSDtfsCounter, 732 mSDsluCounter, 8814 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 737 SdHoareTripleChecker+Valid, 10233 SdHoareTripleChecker+Invalid, 1313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:09,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [737 Valid, 10233 Invalid, 1313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 23:18:09,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2024-10-24 23:18:09,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2068. [2024-10-24 23:18:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 2034 states have (on average 1.447394296951819) internal successors, (2944), 2044 states have internal predecessors, (2944), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:18:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2993 transitions. [2024-10-24 23:18:09,908 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2993 transitions. Word has length 184 [2024-10-24 23:18:09,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:09,908 INFO L471 AbstractCegarLoop]: Abstraction has 2068 states and 2993 transitions. [2024-10-24 23:18:09,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:18:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2993 transitions. [2024-10-24 23:18:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-24 23:18:09,910 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:09,911 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:09,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 23:18:10,114 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 [2024-10-24 23:18:10,115 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:10,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:10,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1981786830, now seen corresponding path program 1 times [2024-10-24 23:18:10,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:10,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729528202] [2024-10-24 23:18:10,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:10,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:11,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 23:18:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:11,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 23:18:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:11,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 23:18:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:11,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 23:18:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:18:11,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:11,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729528202] [2024-10-24 23:18:11,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729528202] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:18:11,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126744842] [2024-10-24 23:18:11,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:11,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:18:11,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:18:11,192 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) [2024-10-24 23:18:11,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 23:18:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:11,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-24 23:18:11,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:18:11,950 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:18:11,950 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:18:11,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126744842] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:11,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:18:11,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-24 23:18:11,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455965159] [2024-10-24 23:18:11,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:11,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:18:11,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:11,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:18:11,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:18:11,953 INFO L87 Difference]: Start difference. First operand 2068 states and 2993 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) [2024-10-24 23:18:12,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:12,227 INFO L93 Difference]: Finished difference Result 4066 states and 5892 transitions. [2024-10-24 23:18:12,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:18:12,228 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 185 [2024-10-24 23:18:12,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:12,236 INFO L225 Difference]: With dead ends: 4066 [2024-10-24 23:18:12,236 INFO L226 Difference]: Without dead ends: 2112 [2024-10-24 23:18:12,239 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:18:12,240 INFO L432 NwaCegarLoop]: 1416 mSDtfsCounter, 17 mSDsluCounter, 2644 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 4060 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:12,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 4060 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 23:18:12,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2024-10-24 23:18:12,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2096. [2024-10-24 23:18:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2096 states, 2062 states have (on average 1.4442289039767215) internal successors, (2978), 2072 states have internal predecessors, (2978), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:18:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 2096 states and 3027 transitions. [2024-10-24 23:18:12,292 INFO L78 Accepts]: Start accepts. Automaton has 2096 states and 3027 transitions. Word has length 185 [2024-10-24 23:18:12,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:12,292 INFO L471 AbstractCegarLoop]: Abstraction has 2096 states and 3027 transitions. [2024-10-24 23:18:12,293 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) [2024-10-24 23:18:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 3027 transitions. [2024-10-24 23:18:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-24 23:18:12,295 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:12,295 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:12,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-24 23:18:12,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:18:12,500 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:12,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:12,501 INFO L85 PathProgramCache]: Analyzing trace with hash 954716282, now seen corresponding path program 1 times [2024-10-24 23:18:12,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:12,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622713349] [2024-10-24 23:18:12,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:13,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 23:18:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:13,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 23:18:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:13,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 23:18:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:13,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 23:18:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:18:13,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:13,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622713349] [2024-10-24 23:18:13,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622713349] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:13,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:18:13,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 23:18:13,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697807025] [2024-10-24 23:18:13,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:13,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 23:18:13,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:13,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 23:18:13,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:18:13,036 INFO L87 Difference]: Start difference. First operand 2096 states and 3027 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) [2024-10-24 23:18:14,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:14,033 INFO L93 Difference]: Finished difference Result 4088 states and 5926 transitions. [2024-10-24 23:18:14,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 23:18:14,034 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 186 [2024-10-24 23:18:14,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:14,043 INFO L225 Difference]: With dead ends: 4088 [2024-10-24 23:18:14,044 INFO L226 Difference]: Without dead ends: 2110 [2024-10-24 23:18:14,047 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:18:14,048 INFO L432 NwaCegarLoop]: 1390 mSDtfsCounter, 31 mSDsluCounter, 6271 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 7661 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:14,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 7661 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-24 23:18:14,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2110 states. [2024-10-24 23:18:14,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2110 to 2104. [2024-10-24 23:18:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 2070 states have (on average 1.4434782608695653) internal successors, (2988), 2080 states have internal predecessors, (2988), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:18:14,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3037 transitions. [2024-10-24 23:18:14,114 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3037 transitions. Word has length 186 [2024-10-24 23:18:14,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:14,115 INFO L471 AbstractCegarLoop]: Abstraction has 2104 states and 3037 transitions. [2024-10-24 23:18:14,115 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) [2024-10-24 23:18:14,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3037 transitions. [2024-10-24 23:18:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-24 23:18:14,118 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:14,118 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:14,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 23:18:14,118 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:14,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:14,119 INFO L85 PathProgramCache]: Analyzing trace with hash -347314041, now seen corresponding path program 1 times [2024-10-24 23:18:14,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:14,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449563853] [2024-10-24 23:18:14,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:14,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 23:18:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:14,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 23:18:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:14,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 23:18:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:14,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 23:18:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:14,659 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:18:14,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:14,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449563853] [2024-10-24 23:18:14,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449563853] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:14,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:18:14,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 23:18:14,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353949242] [2024-10-24 23:18:14,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:14,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 23:18:14,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:14,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 23:18:14,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-24 23:18:14,663 INFO L87 Difference]: Start difference. First operand 2104 states and 3037 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) [2024-10-24 23:18:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:15,700 INFO L93 Difference]: Finished difference Result 4103 states and 5946 transitions. [2024-10-24 23:18:15,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 23:18:15,701 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 187 [2024-10-24 23:18:15,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:15,709 INFO L225 Difference]: With dead ends: 4103 [2024-10-24 23:18:15,709 INFO L226 Difference]: Without dead ends: 2128 [2024-10-24 23:18:15,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-24 23:18:15,711 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 35 mSDsluCounter, 7520 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 8900 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:15,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 8900 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-24 23:18:15,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2024-10-24 23:18:15,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 2120. [2024-10-24 23:18:15,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 2086 states have (on average 1.4429530201342282) internal successors, (3010), 2096 states have internal predecessors, (3010), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:18:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 3059 transitions. [2024-10-24 23:18:15,769 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 3059 transitions. Word has length 187 [2024-10-24 23:18:15,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:15,769 INFO L471 AbstractCegarLoop]: Abstraction has 2120 states and 3059 transitions. [2024-10-24 23:18:15,770 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) [2024-10-24 23:18:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 3059 transitions. [2024-10-24 23:18:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-24 23:18:15,772 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:15,772 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:15,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 23:18:15,773 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:15,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:15,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1216670869, now seen corresponding path program 1 times [2024-10-24 23:18:15,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:15,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83462312] [2024-10-24 23:18:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:15,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:16,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:16,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 23:18:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:16,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 23:18:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:16,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 23:18:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:16,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 23:18:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:18:16,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:16,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83462312] [2024-10-24 23:18:16,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83462312] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:18:16,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553222431] [2024-10-24 23:18:16,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:16,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:18:16,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:18:16,499 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) [2024-10-24 23:18:16,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 23:18:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:17,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 23:18:17,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:18:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-24 23:18:17,360 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:18:17,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553222431] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:18:17,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:18:17,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-10-24 23:18:17,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887679950] [2024-10-24 23:18:17,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:18:17,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:18:17,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:18:17,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:18:17,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:18:17,363 INFO L87 Difference]: Start difference. First operand 2120 states and 3059 transitions. Second operand has 4 states, 3 states have (on average 58.333333333333336) internal successors, (175), 4 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-24 23:18:17,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:18:17,425 INFO L93 Difference]: Finished difference Result 4065 states and 5886 transitions. [2024-10-24 23:18:17,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:18:17,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 58.333333333333336) internal successors, (175), 4 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 187 [2024-10-24 23:18:17,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:18:17,438 INFO L225 Difference]: With dead ends: 4065 [2024-10-24 23:18:17,438 INFO L226 Difference]: Without dead ends: 2122 [2024-10-24 23:18:17,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:18:17,447 INFO L432 NwaCegarLoop]: 1422 mSDtfsCounter, 0 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4259 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:18:17,447 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4259 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 23:18:17,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2122 states. [2024-10-24 23:18:17,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2122 to 2122. [2024-10-24 23:18:17,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2122 states, 2087 states have (on average 1.4432199329180642) internal successors, (3012), 2098 states have internal predecessors, (3012), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-10-24 23:18:17,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 2122 states and 3065 transitions. [2024-10-24 23:18:17,493 INFO L78 Accepts]: Start accepts. Automaton has 2122 states and 3065 transitions. Word has length 187 [2024-10-24 23:18:17,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:18:17,493 INFO L471 AbstractCegarLoop]: Abstraction has 2122 states and 3065 transitions. [2024-10-24 23:18:17,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 58.333333333333336) internal successors, (175), 4 states have internal predecessors, (175), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-24 23:18:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 3065 transitions. [2024-10-24 23:18:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-10-24 23:18:17,495 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:18:17,495 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:18:17,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-24 23:18:17,696 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,SelfDestructingSolverStorable14 [2024-10-24 23:18:17,696 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:18:17,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:18:17,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1206279355, now seen corresponding path program 1 times [2024-10-24 23:18:17,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:18:17,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980070777] [2024-10-24 23:18:17,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:17,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:18:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:18,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 23:18:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:18,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 23:18:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:18,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 23:18:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:18,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 23:18:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-24 23:18:18,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:18:18,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980070777] [2024-10-24 23:18:18,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980070777] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:18:18,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359709743] [2024-10-24 23:18:18,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:18:18,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:18:18,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:18:18,860 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) [2024-10-24 23:18:18,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-24 23:18:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:18:19,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-10-24 23:18:19,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:18:19,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:18:19,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-24 23:18:19,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:18:19,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-24 23:18:20,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 20 [2024-10-24 23:18:20,314 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-24 23:18:20,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 47 treesize of output 23 [2024-10-24 23:18:20,333 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 19 treesize of output 1 [2024-10-24 23:18:20,349 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2024-10-24 23:18:20,350 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 29 treesize of output 33 [2024-10-24 23:18:20,363 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 36 treesize of output 23 [2024-10-24 23:18:20,370 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 13 treesize of output 9 [2024-10-24 23:18:20,476 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 22 treesize of output 10 [2024-10-24 23:18:20,482 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 17 treesize of output 7 [2024-10-24 23:18:20,485 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 9 treesize of output 3 [2024-10-24 23:18:20,627 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2024-10-24 23:18:20,627 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 82 treesize of output 73 [2024-10-24 23:18:20,631 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 30 treesize of output 13 [2024-10-24 23:18:20,637 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 37 treesize of output 18