./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_BER_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 61a67961 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_BER_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 9885703216edf9cfe4bfb438db591a48e102e73a3e0423f90ce871c05fdf2b57 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:23:52,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:23:53,090 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-14 23:23:53,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:23:53,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:23:53,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:23:53,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:23:53,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:23:53,118 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:23:53,118 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:23:53,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:23:53,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:23:53,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:23:53,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:23:53,120 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:23:53,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:23:53,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:23:53,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 23:23:53,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 23:23:53,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 23:23:53,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:23:53,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:23:53,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:23:53,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:23:53,126 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:23:53,126 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:23:53,127 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:23:53,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 23:23:53,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:23:53,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:23:53,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:23:53,128 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:23:53,128 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:23:53,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:23:53,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:23:53,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:23:53,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:23:53,131 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:23:53,132 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 23:23:53,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 23:23:53,132 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:23:53,133 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:23:53,133 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:23:53,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:23:53,134 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9885703216edf9cfe4bfb438db591a48e102e73a3e0423f90ce871c05fdf2b57 [2024-10-14 23:23:53,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:23:53,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:23:53,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:23:53,401 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:23:53,402 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:23:53,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i [2024-10-14 23:23:54,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:23:55,242 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:23:55,243 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i [2024-10-14 23:23:55,269 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55251e9da/5ce208f510de4df6b0b8960f0c4f9c8b/FLAGc73d4e81b [2024-10-14 23:23:55,467 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55251e9da/5ce208f510de4df6b0b8960f0c4f9c8b [2024-10-14 23:23:55,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:23:55,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:23:55,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:23:55,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:23:55,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:23:55,480 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:23:55" (1/1) ... [2024-10-14 23:23:55,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4c743b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:55, skipping insertion in model container [2024-10-14 23:23:55,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:23:55" (1/1) ... [2024-10-14 23:23:55,548 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:23:56,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:23:56,221 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 23:23:56,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:23:56,395 INFO L204 MainTranslator]: Completed translation [2024-10-14 23:23:56,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56 WrapperNode [2024-10-14 23:23:56,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:23:56,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 23:23:56,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 23:23:56,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 23:23:56,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,587 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3419 [2024-10-14 23:23:56,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 23:23:56,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 23:23:56,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 23:23:56,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 23:23:56,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,621 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,788 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [372, 2, 106]. 78 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [0, 2, 0]. The 86 writes are split as follows [82, 0, 4]. [2024-10-14 23:23:56,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,868 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 23:23:56,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 23:23:56,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 23:23:56,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 23:23:56,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (1/1) ... [2024-10-14 23:23:56,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:23:56,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:23:56,978 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) [2024-10-14 23:23:56,980 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 [2024-10-14 23:23:57,026 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-10-14 23:23:57,027 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-10-14 23:23:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 23:23:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 23:23:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 23:23:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-14 23:23:57,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-14 23:23:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 23:23:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 23:23:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 23:23:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-14 23:23:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-14 23:23:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-14 23:23:57,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-14 23:23:57,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-14 23:23:57,029 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 23:23:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 23:23:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 23:23:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 23:23:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 23:23:57,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 23:23:57,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 23:23:57,345 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 23:23:57,347 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 23:24:00,063 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-10-14 23:24:00,065 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 23:24:00,151 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 23:24:00,152 INFO L314 CfgBuilder]: Removed 151 assume(true) statements. [2024-10-14 23:24:00,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:00 BoogieIcfgContainer [2024-10-14 23:24:00,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 23:24:00,154 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 23:24:00,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 23:24:00,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 23:24:00,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:23:55" (1/3) ... [2024-10-14 23:24:00,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b037316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:00, skipping insertion in model container [2024-10-14 23:24:00,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:56" (2/3) ... [2024-10-14 23:24:00,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b037316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:00, skipping insertion in model container [2024-10-14 23:24:00,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:00" (3/3) ... [2024-10-14 23:24:00,161 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test10-1.i [2024-10-14 23:24:00,180 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 23:24:00,180 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-14 23:24:00,283 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 23:24:00,292 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;@58fcaa54, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 23:24:00,293 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-14 23:24:00,301 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) [2024-10-14 23:24:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-14 23:24:00,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:00,308 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-14 23:24:00,309 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)] === [2024-10-14 23:24:00,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:00,315 INFO L85 PathProgramCache]: Analyzing trace with hash -672460279, now seen corresponding path program 1 times [2024-10-14 23:24:00,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:00,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931220260] [2024-10-14 23:24:00,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:00,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:00,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:00,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931220260] [2024-10-14 23:24:00,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931220260] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:00,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:00,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:24:00,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431429571] [2024-10-14 23:24:00,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:00,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 23:24:00,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:00,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 23:24:00,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 23:24:00,576 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) [2024-10-14 23:24:00,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:00,688 INFO L93 Difference]: Finished difference Result 2072 states and 3370 transitions. [2024-10-14 23:24:00,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 23:24:00,691 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 [2024-10-14 23:24:00,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:00,708 INFO L225 Difference]: With dead ends: 2072 [2024-10-14 23:24:00,709 INFO L226 Difference]: Without dead ends: 1033 [2024-10-14 23:24:00,715 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 [2024-10-14 23:24:00,718 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 [2024-10-14 23:24:00,719 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] [2024-10-14 23:24:00,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2024-10-14 23:24:00,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1033. [2024-10-14 23:24:00,816 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) [2024-10-14 23:24:00,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1518 transitions. [2024-10-14 23:24:00,826 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1518 transitions. Word has length 6 [2024-10-14 23:24:00,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:00,827 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1518 transitions. [2024-10-14 23:24:00,828 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) [2024-10-14 23:24:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1518 transitions. [2024-10-14 23:24:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-14 23:24:00,828 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:00,829 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-14 23:24:00,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 23:24:00,830 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)] === [2024-10-14 23:24:00,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:00,831 INFO L85 PathProgramCache]: Analyzing trace with hash -672458357, now seen corresponding path program 1 times [2024-10-14 23:24:00,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:00,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747550826] [2024-10-14 23:24:00,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:00,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 23:24:00,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1505935040] [2024-10-14 23:24:00,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:00,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:00,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:00,880 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) [2024-10-14 23:24:00,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 23:24:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:01,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-14 23:24:01,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:01,175 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 [2024-10-14 23:24:01,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:01,218 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:01,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:01,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747550826] [2024-10-14 23:24:01,223 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-14 23:24:01,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505935040] [2024-10-14 23:24:01,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505935040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:01,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:01,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:24:01,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248387801] [2024-10-14 23:24:01,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:01,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:01,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:01,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:01,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:01,227 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) [2024-10-14 23:24:01,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:01,427 INFO L93 Difference]: Finished difference Result 1428 states and 2089 transitions. [2024-10-14 23:24:01,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:01,428 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 [2024-10-14 23:24:01,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:01,437 INFO L225 Difference]: With dead ends: 1428 [2024-10-14 23:24:01,438 INFO L226 Difference]: Without dead ends: 1427 [2024-10-14 23:24:01,439 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 [2024-10-14 23:24:01,440 INFO L432 NwaCegarLoop]: 1507 mSDtfsCounter, 554 mSDsluCounter, 2952 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:01,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 4459 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:24:01,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1427 states. [2024-10-14 23:24:01,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1427 to 1038. [2024-10-14 23:24:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1038 states, 1015 states have (on average 1.4748768472906404) internal successors, (1497), 1025 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) [2024-10-14 23:24:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1524 transitions. [2024-10-14 23:24:01,479 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1524 transitions. Word has length 6 [2024-10-14 23:24:01,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:01,480 INFO L471 AbstractCegarLoop]: Abstraction has 1038 states and 1524 transitions. [2024-10-14 23:24:01,481 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) [2024-10-14 23:24:01,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1524 transitions. [2024-10-14 23:24:01,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-14 23:24:01,482 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:01,482 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:24:01,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 23:24:01,684 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 [2024-10-14 23:24:01,685 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:01,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:01,686 INFO L85 PathProgramCache]: Analyzing trace with hash 628627521, now seen corresponding path program 1 times [2024-10-14 23:24:01,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:01,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654582634] [2024-10-14 23:24:01,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:01,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 23:24:01,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [226962501] [2024-10-14 23:24:01,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:01,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:01,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:01,720 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) [2024-10-14 23:24:01,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 23:24:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:01,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-14 23:24:01,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:01,952 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 [2024-10-14 23:24:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:01,979 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:01,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:01,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654582634] [2024-10-14 23:24:01,980 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-14 23:24:01,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226962501] [2024-10-14 23:24:01,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226962501] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:01,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:01,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:24:01,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545937810] [2024-10-14 23:24:01,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:01,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:01,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:01,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:01,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:01,982 INFO L87 Difference]: Start difference. First operand 1038 states and 1524 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 23:24:02,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:02,197 INFO L93 Difference]: Finished difference Result 1427 states and 2088 transitions. [2024-10-14 23:24:02,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:02,198 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-10-14 23:24:02,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:02,204 INFO L225 Difference]: With dead ends: 1427 [2024-10-14 23:24:02,205 INFO L226 Difference]: Without dead ends: 1426 [2024-10-14 23:24:02,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:24:02,208 INFO L432 NwaCegarLoop]: 1508 mSDtfsCounter, 552 mSDsluCounter, 2952 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 4460 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:02,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [558 Valid, 4460 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:24:02,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-10-14 23:24:02,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1039. [2024-10-14 23:24:02,229 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) [2024-10-14 23:24:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1525 transitions. [2024-10-14 23:24:02,236 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1525 transitions. Word has length 7 [2024-10-14 23:24:02,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:02,237 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1525 transitions. [2024-10-14 23:24:02,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 23:24:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1525 transitions. [2024-10-14 23:24:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-14 23:24:02,241 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:02,241 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] [2024-10-14 23:24:02,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-14 23:24:02,445 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,SelfDestructingSolverStorable2 [2024-10-14 23:24:02,446 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:02,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:02,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1771832247, now seen corresponding path program 1 times [2024-10-14 23:24:02,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:02,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606752573] [2024-10-14 23:24:02,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:02,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:02,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:02,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606752573] [2024-10-14 23:24:02,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606752573] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:02,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:02,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 23:24:02,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496005185] [2024-10-14 23:24:02,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:02,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:02,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:02,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:02,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:02,865 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) [2024-10-14 23:24:03,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:03,050 INFO L93 Difference]: Finished difference Result 2060 states and 3030 transitions. [2024-10-14 23:24:03,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:03,051 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 [2024-10-14 23:24:03,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:03,056 INFO L225 Difference]: With dead ends: 2060 [2024-10-14 23:24:03,057 INFO L226 Difference]: Without dead ends: 1425 [2024-10-14 23:24:03,058 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 [2024-10-14 23:24:03,059 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 [2024-10-14 23:24:03,060 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] [2024-10-14 23:24:03,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-14 23:24:03,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1039. [2024-10-14 23:24:03,085 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) [2024-10-14 23:24:03,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1524 transitions. [2024-10-14 23:24:03,088 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1524 transitions. Word has length 63 [2024-10-14 23:24:03,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:03,089 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1524 transitions. [2024-10-14 23:24:03,090 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) [2024-10-14 23:24:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1524 transitions. [2024-10-14 23:24:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 23:24:03,097 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:03,097 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] [2024-10-14 23:24:03,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 23:24:03,098 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)] === [2024-10-14 23:24:03,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:03,099 INFO L85 PathProgramCache]: Analyzing trace with hash 849030331, now seen corresponding path program 1 times [2024-10-14 23:24:03,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:03,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975043949] [2024-10-14 23:24:03,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:03,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:03,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:03,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975043949] [2024-10-14 23:24:03,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975043949] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:03,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:03,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 23:24:03,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250626023] [2024-10-14 23:24:03,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:03,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:03,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:03,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:03,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:03,471 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) [2024-10-14 23:24:03,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:03,637 INFO L93 Difference]: Finished difference Result 2457 states and 3602 transitions. [2024-10-14 23:24:03,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:03,638 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 [2024-10-14 23:24:03,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:03,644 INFO L225 Difference]: With dead ends: 2457 [2024-10-14 23:24:03,644 INFO L226 Difference]: Without dead ends: 1425 [2024-10-14 23:24:03,646 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 [2024-10-14 23:24:03,646 INFO L432 NwaCegarLoop]: 1560 mSDtfsCounter, 548 mSDsluCounter, 3006 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 4566 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 [2024-10-14 23:24:03,647 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 4566 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:24:03,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-14 23:24:03,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1040. [2024-10-14 23:24:03,666 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) [2024-10-14 23:24:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1525 transitions. [2024-10-14 23:24:03,669 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1525 transitions. Word has length 81 [2024-10-14 23:24:03,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:03,670 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1525 transitions. [2024-10-14 23:24:03,670 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) [2024-10-14 23:24:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1525 transitions. [2024-10-14 23:24:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-14 23:24:03,674 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:03,674 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] [2024-10-14 23:24:03,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 23:24:03,674 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)] === [2024-10-14 23:24:03,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:03,675 INFO L85 PathProgramCache]: Analyzing trace with hash -654875997, now seen corresponding path program 1 times [2024-10-14 23:24:03,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:03,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387152677] [2024-10-14 23:24:03,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:03,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:04,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:04,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:04,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387152677] [2024-10-14 23:24:04,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387152677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:04,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:04,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:24:04,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558222465] [2024-10-14 23:24:04,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:04,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:04,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:04,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:04,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:04,037 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) [2024-10-14 23:24:04,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:04,143 INFO L93 Difference]: Finished difference Result 2030 states and 2976 transitions. [2024-10-14 23:24:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 23:24:04,144 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 [2024-10-14 23:24:04,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:04,148 INFO L225 Difference]: With dead ends: 2030 [2024-10-14 23:24:04,148 INFO L226 Difference]: Without dead ends: 998 [2024-10-14 23:24:04,150 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 [2024-10-14 23:24:04,150 INFO L432 NwaCegarLoop]: 1413 mSDtfsCounter, 30 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 4222 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:04,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 4222 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:24:04,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2024-10-14 23:24:04,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 998. [2024-10-14 23:24:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 975 states have (on average 1.4574358974358974) internal successors, (1421), 985 states have internal predecessors, (1421), 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) [2024-10-14 23:24:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1448 transitions. [2024-10-14 23:24:04,170 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1448 transitions. Word has length 152 [2024-10-14 23:24:04,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:04,170 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1448 transitions. [2024-10-14 23:24:04,171 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) [2024-10-14 23:24:04,171 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1448 transitions. [2024-10-14 23:24:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-14 23:24:04,172 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:04,173 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] [2024-10-14 23:24:04,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 23:24:04,173 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)] === [2024-10-14 23:24:04,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:04,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1590056017, now seen corresponding path program 1 times [2024-10-14 23:24:04,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:04,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254841554] [2024-10-14 23:24:04,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:04,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:24:04,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:04,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254841554] [2024-10-14 23:24:04,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254841554] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:04,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:04,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:24:04,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758395119] [2024-10-14 23:24:04,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:04,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 23:24:04,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:04,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 23:24:04,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 23:24:04,361 INFO L87 Difference]: Start difference. First operand 998 states and 1448 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) [2024-10-14 23:24:04,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:04,485 INFO L93 Difference]: Finished difference Result 2519 states and 3671 transitions. [2024-10-14 23:24:04,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 23:24:04,486 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 [2024-10-14 23:24:04,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:04,493 INFO L225 Difference]: With dead ends: 2519 [2024-10-14 23:24:04,493 INFO L226 Difference]: Without dead ends: 1529 [2024-10-14 23:24:04,496 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 [2024-10-14 23:24:04,498 INFO L432 NwaCegarLoop]: 1430 mSDtfsCounter, 716 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 719 SdHoareTripleChecker+Valid, 2843 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 [2024-10-14 23:24:04,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [719 Valid, 2843 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:24:04,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2024-10-14 23:24:04,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1370. [2024-10-14 23:24:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1370 states, 1345 states have (on average 1.4594795539033458) internal successors, (1963), 1355 states have internal predecessors, (1963), 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) [2024-10-14 23:24:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 1994 transitions. [2024-10-14 23:24:04,537 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 1994 transitions. Word has length 152 [2024-10-14 23:24:04,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:04,537 INFO L471 AbstractCegarLoop]: Abstraction has 1370 states and 1994 transitions. [2024-10-14 23:24:04,538 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) [2024-10-14 23:24:04,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1994 transitions. [2024-10-14 23:24:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-14 23:24:04,543 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:04,543 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] [2024-10-14 23:24:04,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 23:24:04,544 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)] === [2024-10-14 23:24:04,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:04,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1930751174, now seen corresponding path program 1 times [2024-10-14 23:24:04,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:04,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749913724] [2024-10-14 23:24:04,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:04,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:24:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:04,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:24:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:04,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-14 23:24:04,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:04,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749913724] [2024-10-14 23:24:04,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749913724] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:04,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:04,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 23:24:04,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538319562] [2024-10-14 23:24:04,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:04,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 23:24:04,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:04,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 23:24:04,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:24:04,966 INFO L87 Difference]: Start difference. First operand 1370 states and 1994 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) [2024-10-14 23:24:05,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:05,520 INFO L93 Difference]: Finished difference Result 2607 states and 3806 transitions. [2024-10-14 23:24:05,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 23:24:05,521 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 [2024-10-14 23:24:05,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:05,529 INFO L225 Difference]: With dead ends: 2607 [2024-10-14 23:24:05,530 INFO L226 Difference]: Without dead ends: 1330 [2024-10-14 23:24:05,553 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 [2024-10-14 23:24:05,555 INFO L432 NwaCegarLoop]: 1304 mSDtfsCounter, 53 mSDsluCounter, 3762 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 5066 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:05,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 5066 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 23:24:05,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2024-10-14 23:24:05,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1328. [2024-10-14 23:24:05,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1303 states have (on average 1.4474290099769762) internal successors, (1886), 1313 states have internal predecessors, (1886), 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) [2024-10-14 23:24:05,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1917 transitions. [2024-10-14 23:24:05,584 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1917 transitions. Word has length 165 [2024-10-14 23:24:05,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:05,585 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 1917 transitions. [2024-10-14 23:24:05,585 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) [2024-10-14 23:24:05,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1917 transitions. [2024-10-14 23:24:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-14 23:24:05,587 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:05,587 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] [2024-10-14 23:24:05,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 23:24:05,587 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)] === [2024-10-14 23:24:05,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:05,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1585883628, now seen corresponding path program 1 times [2024-10-14 23:24:05,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:05,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209656060] [2024-10-14 23:24:05,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:05,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:05,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:24:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:05,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:24:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-14 23:24:05,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:05,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209656060] [2024-10-14 23:24:05,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209656060] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:05,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:05,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:24:05,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318854135] [2024-10-14 23:24:05,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:05,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:05,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:05,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:05,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:05,842 INFO L87 Difference]: Start difference. First operand 1328 states and 1917 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) [2024-10-14 23:24:06,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:06,347 INFO L93 Difference]: Finished difference Result 2565 states and 3718 transitions. [2024-10-14 23:24:06,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:06,347 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 [2024-10-14 23:24:06,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:06,354 INFO L225 Difference]: With dead ends: 2565 [2024-10-14 23:24:06,355 INFO L226 Difference]: Without dead ends: 1330 [2024-10-14 23:24:06,357 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 [2024-10-14 23:24:06,358 INFO L432 NwaCegarLoop]: 1318 mSDtfsCounter, 24 mSDsluCounter, 2487 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 3805 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:06,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 3805 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 23:24:06,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2024-10-14 23:24:06,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1328. [2024-10-14 23:24:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1303 states have (on average 1.4451266308518802) internal successors, (1883), 1313 states have internal predecessors, (1883), 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) [2024-10-14 23:24:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1914 transitions. [2024-10-14 23:24:06,396 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1914 transitions. Word has length 165 [2024-10-14 23:24:06,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:06,399 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 1914 transitions. [2024-10-14 23:24:06,400 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) [2024-10-14 23:24:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1914 transitions. [2024-10-14 23:24:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-14 23:24:06,401 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:06,402 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] [2024-10-14 23:24:06,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 23:24:06,402 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)] === [2024-10-14 23:24:06,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:06,402 INFO L85 PathProgramCache]: Analyzing trace with hash 127801840, now seen corresponding path program 1 times [2024-10-14 23:24:06,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:06,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706490277] [2024-10-14 23:24:06,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:06,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:24:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:06,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:24:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-14 23:24:06,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:06,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706490277] [2024-10-14 23:24:06,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706490277] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:06,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:06,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:24:06,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49149037] [2024-10-14 23:24:06,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:06,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:06,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:06,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:06,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:24:06,737 INFO L87 Difference]: Start difference. First operand 1328 states and 1914 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) [2024-10-14 23:24:07,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:07,205 INFO L93 Difference]: Finished difference Result 3136 states and 4546 transitions. [2024-10-14 23:24:07,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:07,205 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 [2024-10-14 23:24:07,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:07,213 INFO L225 Difference]: With dead ends: 3136 [2024-10-14 23:24:07,213 INFO L226 Difference]: Without dead ends: 1901 [2024-10-14 23:24:07,215 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 [2024-10-14 23:24:07,216 INFO L432 NwaCegarLoop]: 1517 mSDtfsCounter, 619 mSDsluCounter, 2691 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 4208 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:07,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [627 Valid, 4208 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 23:24:07,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1901 states. [2024-10-14 23:24:07,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1901 to 1894. [2024-10-14 23:24:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1894 states, 1863 states have (on average 1.4465915190552872) internal successors, (2695), 1873 states have internal predecessors, (2695), 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) [2024-10-14 23:24:07,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1894 states and 2738 transitions. [2024-10-14 23:24:07,258 INFO L78 Accepts]: Start accepts. Automaton has 1894 states and 2738 transitions. Word has length 165 [2024-10-14 23:24:07,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:07,259 INFO L471 AbstractCegarLoop]: Abstraction has 1894 states and 2738 transitions. [2024-10-14 23:24:07,259 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) [2024-10-14 23:24:07,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2738 transitions. [2024-10-14 23:24:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-14 23:24:07,261 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:07,262 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] [2024-10-14 23:24:07,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 23:24:07,262 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:07,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:07,263 INFO L85 PathProgramCache]: Analyzing trace with hash -372279044, now seen corresponding path program 1 times [2024-10-14 23:24:07,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:07,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116314824] [2024-10-14 23:24:07,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:07,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:07,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:24:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:07,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:24:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:07,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 23:24:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:07,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 23:24:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:07,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:07,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116314824] [2024-10-14 23:24:07,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116314824] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:07,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:07,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:24:07,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061711527] [2024-10-14 23:24:07,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:07,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 23:24:07,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:07,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 23:24:07,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:24:07,857 INFO L87 Difference]: Start difference. First operand 1894 states and 2738 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) [2024-10-14 23:24:08,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:08,486 INFO L93 Difference]: Finished difference Result 1962 states and 2838 transitions. [2024-10-14 23:24:08,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 23:24:08,487 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 [2024-10-14 23:24:08,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:08,495 INFO L225 Difference]: With dead ends: 1962 [2024-10-14 23:24:08,496 INFO L226 Difference]: Without dead ends: 1960 [2024-10-14 23:24:08,497 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 [2024-10-14 23:24:08,497 INFO L432 NwaCegarLoop]: 1361 mSDtfsCounter, 244 mSDsluCounter, 3825 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 5186 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:08,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 5186 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 23:24:08,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2024-10-14 23:24:08,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1958. [2024-10-14 23:24:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1958 states, 1924 states have (on average 1.4412681912681913) internal successors, (2773), 1934 states have internal predecessors, (2773), 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) [2024-10-14 23:24:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2822 transitions. [2024-10-14 23:24:08,553 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2822 transitions. Word has length 178 [2024-10-14 23:24:08,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:08,554 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2822 transitions. [2024-10-14 23:24:08,554 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) [2024-10-14 23:24:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2822 transitions. [2024-10-14 23:24:08,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-14 23:24:08,556 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:08,556 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] [2024-10-14 23:24:08,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 23:24:08,557 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)] === [2024-10-14 23:24:08,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:08,557 INFO L85 PathProgramCache]: Analyzing trace with hash -2096018013, now seen corresponding path program 1 times [2024-10-14 23:24:08,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:08,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511090603] [2024-10-14 23:24:08,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:08,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:09,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:24:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:09,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:24:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:09,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 23:24:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:09,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 23:24:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:09,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:09,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511090603] [2024-10-14 23:24:09,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511090603] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:09,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992790078] [2024-10-14 23:24:09,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:09,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:09,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:09,595 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) [2024-10-14 23:24:09,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 23:24:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:10,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-14 23:24:10,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:10,274 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 [2024-10-14 23:24:10,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-14 23:24:10,312 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 [2024-10-14 23:24:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:11,080 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:11,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992790078] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:11,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:11,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-14 23:24:11,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563073955] [2024-10-14 23:24:11,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:11,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 23:24:11,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:11,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 23:24:11,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-10-14 23:24:11,082 INFO L87 Difference]: Start difference. First operand 1958 states and 2822 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) [2024-10-14 23:24:13,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:13,100 INFO L93 Difference]: Finished difference Result 3884 states and 5605 transitions. [2024-10-14 23:24:13,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 23:24:13,100 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 [2024-10-14 23:24:13,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:13,108 INFO L225 Difference]: With dead ends: 3884 [2024-10-14 23:24:13,108 INFO L226 Difference]: Without dead ends: 1972 [2024-10-14 23:24:13,111 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 [2024-10-14 23:24:13,111 INFO L432 NwaCegarLoop]: 1387 mSDtfsCounter, 507 mSDsluCounter, 7635 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 9022 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:13,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 9022 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 795 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-14 23:24:13,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1972 states. [2024-10-14 23:24:13,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1972 to 1958. [2024-10-14 23:24:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1958 states, 1924 states have (on average 1.4407484407484408) internal successors, (2772), 1934 states have internal predecessors, (2772), 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) [2024-10-14 23:24:13,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2821 transitions. [2024-10-14 23:24:13,153 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2821 transitions. Word has length 184 [2024-10-14 23:24:13,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:13,154 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2821 transitions. [2024-10-14 23:24:13,154 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) [2024-10-14 23:24:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2821 transitions. [2024-10-14 23:24:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-14 23:24:13,156 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:13,156 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] [2024-10-14 23:24:13,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 23:24:13,360 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 [2024-10-14 23:24:13,360 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)] === [2024-10-14 23:24:13,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:13,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1632971186, now seen corresponding path program 1 times [2024-10-14 23:24:13,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:13,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315368633] [2024-10-14 23:24:13,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:13,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:14,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 23:24:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:14,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 23:24:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:14,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-14 23:24:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:14,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 23:24:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:14,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:14,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315368633] [2024-10-14 23:24:14,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315368633] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:14,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614115065] [2024-10-14 23:24:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:14,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:14,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:14,384 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) [2024-10-14 23:24:14,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 23:24:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:15,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-14 23:24:15,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:15,096 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:15,097 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:15,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614115065] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:15,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:15,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-14 23:24:15,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011794308] [2024-10-14 23:24:15,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:15,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:15,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:15,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:15,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:24:15,098 INFO L87 Difference]: Start difference. First operand 1958 states and 2821 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) [2024-10-14 23:24:15,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:15,245 INFO L93 Difference]: Finished difference Result 3870 states and 5590 transitions. [2024-10-14 23:24:15,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:15,246 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 [2024-10-14 23:24:15,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:15,253 INFO L225 Difference]: With dead ends: 3870 [2024-10-14 23:24:15,253 INFO L226 Difference]: Without dead ends: 1958 [2024-10-14 23:24:15,256 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 [2024-10-14 23:24:15,257 INFO L432 NwaCegarLoop]: 1339 mSDtfsCounter, 17 mSDsluCounter, 2551 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3890 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:15,257 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3890 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:24:15,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1958 states. [2024-10-14 23:24:15,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1958 to 1958. [2024-10-14 23:24:15,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1958 states, 1924 states have (on average 1.4397089397089398) internal successors, (2770), 1934 states have internal predecessors, (2770), 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) [2024-10-14 23:24:15,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2819 transitions. [2024-10-14 23:24:15,300 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2819 transitions. Word has length 185 [2024-10-14 23:24:15,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:15,300 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2819 transitions. [2024-10-14 23:24:15,300 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) [2024-10-14 23:24:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2819 transitions. [2024-10-14 23:24:15,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-14 23:24:15,302 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:15,302 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] [2024-10-14 23:24:15,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-14 23:24:15,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:15,504 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)] === [2024-10-14 23:24:15,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:15,504 INFO L85 PathProgramCache]: Analyzing trace with hash 605900638, now seen corresponding path program 1 times [2024-10-14 23:24:15,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:15,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595144808] [2024-10-14 23:24:15,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:15,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:15,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 23:24:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:15,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 23:24:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:15,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 23:24:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:15,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 23:24:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:15,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:15,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595144808] [2024-10-14 23:24:15,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595144808] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:15,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:15,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 23:24:15,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167561654] [2024-10-14 23:24:15,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:15,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:15,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:15,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:15,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:24:15,991 INFO L87 Difference]: Start difference. First operand 1958 states and 2819 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) [2024-10-14 23:24:16,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:16,627 INFO L93 Difference]: Finished difference Result 3875 states and 5606 transitions. [2024-10-14 23:24:16,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:24:16,628 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 [2024-10-14 23:24:16,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:16,635 INFO L225 Difference]: With dead ends: 3875 [2024-10-14 23:24:16,636 INFO L226 Difference]: Without dead ends: 1966 [2024-10-14 23:24:16,638 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 [2024-10-14 23:24:16,639 INFO L432 NwaCegarLoop]: 1313 mSDtfsCounter, 31 mSDsluCounter, 6133 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 7446 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:16,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 7446 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 23:24:16,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2024-10-14 23:24:16,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1964. [2024-10-14 23:24:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1964 states, 1930 states have (on average 1.438341968911917) internal successors, (2776), 1940 states have internal predecessors, (2776), 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) [2024-10-14 23:24:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2825 transitions. [2024-10-14 23:24:16,679 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2825 transitions. Word has length 186 [2024-10-14 23:24:16,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:16,679 INFO L471 AbstractCegarLoop]: Abstraction has 1964 states and 2825 transitions. [2024-10-14 23:24:16,679 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) [2024-10-14 23:24:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2825 transitions. [2024-10-14 23:24:16,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-14 23:24:16,681 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:16,681 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] [2024-10-14 23:24:16,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 23:24:16,682 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)] === [2024-10-14 23:24:16,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:16,682 INFO L85 PathProgramCache]: Analyzing trace with hash -696129685, now seen corresponding path program 1 times [2024-10-14 23:24:16,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:16,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956148045] [2024-10-14 23:24:16,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:16,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:17,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 23:24:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:17,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 23:24:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:17,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 23:24:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:17,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 23:24:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:17,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:17,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956148045] [2024-10-14 23:24:17,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956148045] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:17,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:17,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 23:24:17,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223465086] [2024-10-14 23:24:17,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:17,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 23:24:17,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:17,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 23:24:17,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 23:24:17,141 INFO L87 Difference]: Start difference. First operand 1964 states and 2825 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) [2024-10-14 23:24:18,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:18,103 INFO L93 Difference]: Finished difference Result 3881 states and 5610 transitions. [2024-10-14 23:24:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 23:24:18,104 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 [2024-10-14 23:24:18,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:18,112 INFO L225 Difference]: With dead ends: 3881 [2024-10-14 23:24:18,112 INFO L226 Difference]: Without dead ends: 1976 [2024-10-14 23:24:18,115 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 [2024-10-14 23:24:18,115 INFO L432 NwaCegarLoop]: 1303 mSDtfsCounter, 35 mSDsluCounter, 7360 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 8663 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:18,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 8663 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-14 23:24:18,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1976 states. [2024-10-14 23:24:18,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1976 to 1972. [2024-10-14 23:24:18,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1972 states, 1938 states have (on average 1.4375644994840042) internal successors, (2786), 1948 states have internal predecessors, (2786), 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) [2024-10-14 23:24:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2835 transitions. [2024-10-14 23:24:18,171 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2835 transitions. Word has length 187 [2024-10-14 23:24:18,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:18,171 INFO L471 AbstractCegarLoop]: Abstraction has 1972 states and 2835 transitions. [2024-10-14 23:24:18,172 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) [2024-10-14 23:24:18,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2835 transitions. [2024-10-14 23:24:18,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-14 23:24:18,173 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:18,174 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] [2024-10-14 23:24:18,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 23:24:18,174 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)] === [2024-10-14 23:24:18,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:18,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1565486513, now seen corresponding path program 1 times [2024-10-14 23:24:18,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:18,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198938586] [2024-10-14 23:24:18,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:18,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:18,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 23:24:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:18,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 23:24:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:18,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 23:24:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:18,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 23:24:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:18,838 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:18,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:18,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198938586] [2024-10-14 23:24:18,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198938586] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:18,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689066039] [2024-10-14 23:24:18,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:18,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:18,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:18,841 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) [2024-10-14 23:24:18,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-14 23:24:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:19,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-14 23:24:19,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:19,752 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:19,755 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:19,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689066039] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:19,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:19,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-14 23:24:19,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190134381] [2024-10-14 23:24:19,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:19,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:19,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:19,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:19,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:19,758 INFO L87 Difference]: Start difference. First operand 1972 states and 2835 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) 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) [2024-10-14 23:24:20,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:20,109 INFO L93 Difference]: Finished difference Result 3891 states and 5611 transitions. [2024-10-14 23:24:20,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:24:20,110 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) 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 [2024-10-14 23:24:20,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:20,119 INFO L225 Difference]: With dead ends: 3891 [2024-10-14 23:24:20,119 INFO L226 Difference]: Without dead ends: 1982 [2024-10-14 23:24:20,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:20,128 INFO L432 NwaCegarLoop]: 1334 mSDtfsCounter, 12 mSDsluCounter, 6326 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7660 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:20,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7660 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 23:24:20,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2024-10-14 23:24:20,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1972. [2024-10-14 23:24:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1972 states, 1938 states have (on average 1.4375644994840042) internal successors, (2786), 1948 states have internal predecessors, (2786), 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) [2024-10-14 23:24:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2835 transitions. [2024-10-14 23:24:20,170 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2835 transitions. Word has length 187 [2024-10-14 23:24:20,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:20,171 INFO L471 AbstractCegarLoop]: Abstraction has 1972 states and 2835 transitions. [2024-10-14 23:24:20,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) 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) [2024-10-14 23:24:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2835 transitions. [2024-10-14 23:24:20,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-14 23:24:20,173 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:20,173 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, 1] [2024-10-14 23:24:20,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-14 23:24:20,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-14 23:24:20,375 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:20,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:20,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1068249582, now seen corresponding path program 1 times [2024-10-14 23:24:20,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:20,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783179265] [2024-10-14 23:24:20,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:20,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:20,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 23:24:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:20,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 23:24:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:20,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 23:24:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:20,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 23:24:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:20,947 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:20,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:20,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783179265] [2024-10-14 23:24:20,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783179265] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:20,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:20,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 23:24:20,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366410782] [2024-10-14 23:24:20,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:20,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 23:24:20,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:20,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 23:24:20,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:20,959 INFO L87 Difference]: Start difference. First operand 1972 states and 2835 transitions. Second operand has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 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) [2024-10-14 23:24:21,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:21,658 INFO L93 Difference]: Finished difference Result 3898 states and 5629 transitions. [2024-10-14 23:24:21,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 23:24:21,659 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-10-14 23:24:21,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:21,666 INFO L225 Difference]: With dead ends: 3898 [2024-10-14 23:24:21,666 INFO L226 Difference]: Without dead ends: 1994 [2024-10-14 23:24:21,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:21,669 INFO L432 NwaCegarLoop]: 1303 mSDtfsCounter, 43 mSDsluCounter, 8692 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 9995 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:21,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 9995 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 23:24:21,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1994 states. [2024-10-14 23:24:21,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1994 to 1986. [2024-10-14 23:24:21,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1986 states, 1952 states have (on average 1.4364754098360655) internal successors, (2804), 1962 states have internal predecessors, (2804), 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) [2024-10-14 23:24:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2853 transitions. [2024-10-14 23:24:21,709 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2853 transitions. Word has length 188 [2024-10-14 23:24:21,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:21,709 INFO L471 AbstractCegarLoop]: Abstraction has 1986 states and 2853 transitions. [2024-10-14 23:24:21,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 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) [2024-10-14 23:24:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2853 transitions. [2024-10-14 23:24:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-14 23:24:21,711 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:21,711 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, 1] [2024-10-14 23:24:21,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-14 23:24:21,712 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:21,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:21,712 INFO L85 PathProgramCache]: Analyzing trace with hash 2046459822, now seen corresponding path program 1 times [2024-10-14 23:24:21,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:21,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686535122] [2024-10-14 23:24:21,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:21,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:22,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 23:24:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:22,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 23:24:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:22,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 23:24:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:22,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 23:24:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:22,298 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:22,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:22,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686535122] [2024-10-14 23:24:22,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686535122] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:22,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414541588] [2024-10-14 23:24:22,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:22,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:22,301 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:22,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-14 23:24:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:22,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-14 23:24:22,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:23,071 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:23,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414541588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:23,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:23,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-14 23:24:23,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575058826] [2024-10-14 23:24:23,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:23,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 23:24:23,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:23,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 23:24:23,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-10-14 23:24:23,073 INFO L87 Difference]: Start difference. First operand 1986 states and 2853 transitions. Second operand has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 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) [2024-10-14 23:24:23,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:23,365 INFO L93 Difference]: Finished difference Result 3921 states and 5646 transitions. [2024-10-14 23:24:23,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 23:24:23,366 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-10-14 23:24:23,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:23,372 INFO L225 Difference]: With dead ends: 3921 [2024-10-14 23:24:23,372 INFO L226 Difference]: Without dead ends: 2010 [2024-10-14 23:24:23,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:24:23,375 INFO L432 NwaCegarLoop]: 1336 mSDtfsCounter, 41 mSDsluCounter, 6385 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 7721 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:23,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 7721 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 23:24:23,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2024-10-14 23:24:23,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1996. [2024-10-14 23:24:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1996 states, 1962 states have (on average 1.435270132517839) internal successors, (2816), 1972 states have internal predecessors, (2816), 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) [2024-10-14 23:24:23,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1996 states and 2865 transitions. [2024-10-14 23:24:23,443 INFO L78 Accepts]: Start accepts. Automaton has 1996 states and 2865 transitions. Word has length 188 [2024-10-14 23:24:23,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:23,444 INFO L471 AbstractCegarLoop]: Abstraction has 1996 states and 2865 transitions. [2024-10-14 23:24:23,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 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) [2024-10-14 23:24:23,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2865 transitions. [2024-10-14 23:24:23,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:24:23,445 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:23,446 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, 1, 1] [2024-10-14 23:24:23,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-14 23:24:23,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-14 23:24:23,647 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:23,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:23,647 INFO L85 PathProgramCache]: Analyzing trace with hash -209293729, now seen corresponding path program 1 times [2024-10-14 23:24:23,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:23,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384295664] [2024-10-14 23:24:23,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:23,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:24,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:24,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:24,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:24:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:24,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:24:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:24,231 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:24,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:24,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384295664] [2024-10-14 23:24:24,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384295664] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:24,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:24,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 23:24:24,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874283460] [2024-10-14 23:24:24,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:24,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 23:24:24,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:24,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 23:24:24,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 23:24:24,235 INFO L87 Difference]: Start difference. First operand 1996 states and 2865 transitions. Second operand has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 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) [2024-10-14 23:24:25,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:25,161 INFO L93 Difference]: Finished difference Result 3937 states and 5680 transitions. [2024-10-14 23:24:25,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 23:24:25,161 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-14 23:24:25,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:25,168 INFO L225 Difference]: With dead ends: 3937 [2024-10-14 23:24:25,168 INFO L226 Difference]: Without dead ends: 2016 [2024-10-14 23:24:25,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:24:25,171 INFO L432 NwaCegarLoop]: 1310 mSDtfsCounter, 46 mSDsluCounter, 9924 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 11234 SdHoareTripleChecker+Invalid, 1024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:25,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 11234 Invalid, 1024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 23:24:25,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2024-10-14 23:24:25,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 2002. [2024-10-14 23:24:25,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2002 states, 1968 states have (on average 1.4339430894308942) internal successors, (2822), 1978 states have internal predecessors, (2822), 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) [2024-10-14 23:24:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 2002 states and 2871 transitions. [2024-10-14 23:24:25,222 INFO L78 Accepts]: Start accepts. Automaton has 2002 states and 2871 transitions. Word has length 189 [2024-10-14 23:24:25,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:25,222 INFO L471 AbstractCegarLoop]: Abstraction has 2002 states and 2871 transitions. [2024-10-14 23:24:25,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 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) [2024-10-14 23:24:25,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2871 transitions. [2024-10-14 23:24:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:24:25,224 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:25,224 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, 1, 1] [2024-10-14 23:24:25,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-14 23:24:25,224 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:25,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:25,225 INFO L85 PathProgramCache]: Analyzing trace with hash -417195837, now seen corresponding path program 1 times [2024-10-14 23:24:25,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:25,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416501558] [2024-10-14 23:24:25,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:25,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:26,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:26,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:26,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:24:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:26,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:24:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:26,162 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:26,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:26,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416501558] [2024-10-14 23:24:26,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416501558] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:26,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799987237] [2024-10-14 23:24:26,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:26,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:26,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:26,165 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:26,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-14 23:24:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:26,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-14 23:24:26,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:26,877 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:26,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799987237] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:26,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:26,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-14 23:24:26,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687731582] [2024-10-14 23:24:26,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:26,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:26,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:26,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:26,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:26,879 INFO L87 Difference]: Start difference. First operand 2002 states and 2871 transitions. Second operand has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 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) [2024-10-14 23:24:27,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:27,124 INFO L93 Difference]: Finished difference Result 3935 states and 5661 transitions. [2024-10-14 23:24:27,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 23:24:27,125 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-14 23:24:27,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:27,130 INFO L225 Difference]: With dead ends: 3935 [2024-10-14 23:24:27,130 INFO L226 Difference]: Without dead ends: 2016 [2024-10-14 23:24:27,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-10-14 23:24:27,134 INFO L432 NwaCegarLoop]: 1323 mSDtfsCounter, 40 mSDsluCounter, 6348 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 7671 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:27,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 7671 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 23:24:27,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2024-10-14 23:24:27,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 1996. [2024-10-14 23:24:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1996 states, 1962 states have (on average 1.4342507645259939) internal successors, (2814), 1972 states have internal predecessors, (2814), 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) [2024-10-14 23:24:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1996 states and 2863 transitions. [2024-10-14 23:24:27,167 INFO L78 Accepts]: Start accepts. Automaton has 1996 states and 2863 transitions. Word has length 189 [2024-10-14 23:24:27,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:27,167 INFO L471 AbstractCegarLoop]: Abstraction has 1996 states and 2863 transitions. [2024-10-14 23:24:27,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 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) [2024-10-14 23:24:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2863 transitions. [2024-10-14 23:24:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:24:27,169 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:27,169 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, 1, 1] [2024-10-14 23:24:27,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-14 23:24:27,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:27,370 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:27,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:27,370 INFO L85 PathProgramCache]: Analyzing trace with hash -766290358, now seen corresponding path program 1 times [2024-10-14 23:24:27,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:27,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921774419] [2024-10-14 23:24:27,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:28,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:28,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:28,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:24:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:28,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:24:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:28,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:28,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921774419] [2024-10-14 23:24:28,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921774419] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:28,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721986660] [2024-10-14 23:24:28,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:28,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:28,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:28,106 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:28,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-14 23:24:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:28,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-14 23:24:28,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-14 23:24:39,602 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:39,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721986660] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:39,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:39,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-14 23:24:39,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656842200] [2024-10-14 23:24:39,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:39,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:39,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:39,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:39,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:39,605 INFO L87 Difference]: Start difference. First operand 1996 states and 2863 transitions. Second operand has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:43,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-14 23:24:43,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:43,693 INFO L93 Difference]: Finished difference Result 3791 states and 5475 transitions. [2024-10-14 23:24:43,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:24:43,694 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 189 [2024-10-14 23:24:43,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:43,699 INFO L225 Difference]: With dead ends: 3791 [2024-10-14 23:24:43,700 INFO L226 Difference]: Without dead ends: 2006 [2024-10-14 23:24:43,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:43,703 INFO L432 NwaCegarLoop]: 1327 mSDtfsCounter, 15 mSDsluCounter, 6320 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 7647 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:43,703 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 7647 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 412 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-14 23:24:43,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2006 states. [2024-10-14 23:24:43,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2006 to 2004. [2024-10-14 23:24:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2004 states, 1970 states have (on average 1.43248730964467) internal successors, (2822), 1980 states have internal predecessors, (2822), 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) [2024-10-14 23:24:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 2871 transitions. [2024-10-14 23:24:43,738 INFO L78 Accepts]: Start accepts. Automaton has 2004 states and 2871 transitions. Word has length 189 [2024-10-14 23:24:43,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:43,739 INFO L471 AbstractCegarLoop]: Abstraction has 2004 states and 2871 transitions. [2024-10-14 23:24:43,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2871 transitions. [2024-10-14 23:24:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-10-14 23:24:43,740 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:43,740 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, 1, 1, 1] [2024-10-14 23:24:43,763 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-14 23:24:43,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-14 23:24:43,942 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:43,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:43,942 INFO L85 PathProgramCache]: Analyzing trace with hash 221258684, now seen corresponding path program 1 times [2024-10-14 23:24:43,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:43,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833727539] [2024-10-14 23:24:43,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:43,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:44,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:44,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:44,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 23:24:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:44,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 23:24:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:44,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:44,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833727539] [2024-10-14 23:24:44,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833727539] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:44,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:44,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 23:24:44,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148710088] [2024-10-14 23:24:44,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:44,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:44,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:44,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:44,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:24:44,440 INFO L87 Difference]: Start difference. First operand 2004 states and 2871 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 6 states have internal predecessors, (176), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:45,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:45,150 INFO L93 Difference]: Finished difference Result 3804 states and 5498 transitions. [2024-10-14 23:24:45,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:24:45,151 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 6 states have internal predecessors, (176), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 190 [2024-10-14 23:24:45,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:45,156 INFO L225 Difference]: With dead ends: 3804 [2024-10-14 23:24:45,156 INFO L226 Difference]: Without dead ends: 2016 [2024-10-14 23:24:45,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 23:24:45,159 INFO L432 NwaCegarLoop]: 1309 mSDtfsCounter, 36 mSDsluCounter, 6108 mSDsCounter, 0 mSdLazyCounter, 610 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 7417 SdHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:45,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 7417 Invalid, 619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 610 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 23:24:45,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2024-10-14 23:24:45,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 2012. [2024-10-14 23:24:45,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2012 states, 1978 states have (on average 1.4317492416582407) internal successors, (2832), 1988 states have internal predecessors, (2832), 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) [2024-10-14 23:24:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 2012 states and 2881 transitions. [2024-10-14 23:24:45,232 INFO L78 Accepts]: Start accepts. Automaton has 2012 states and 2881 transitions. Word has length 190 [2024-10-14 23:24:45,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:45,232 INFO L471 AbstractCegarLoop]: Abstraction has 2012 states and 2881 transitions. [2024-10-14 23:24:45,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 6 states have internal predecessors, (176), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:45,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2881 transitions. [2024-10-14 23:24:45,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-10-14 23:24:45,234 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:45,234 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, 1, 1, 1] [2024-10-14 23:24:45,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-14 23:24:45,235 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:45,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:45,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1736422568, now seen corresponding path program 1 times [2024-10-14 23:24:45,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:45,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811399997] [2024-10-14 23:24:45,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:45,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:45,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:45,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:45,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 23:24:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:45,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 23:24:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:45,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:45,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811399997] [2024-10-14 23:24:45,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811399997] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:45,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:45,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 23:24:45,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050927056] [2024-10-14 23:24:45,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:45,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 23:24:45,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:45,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 23:24:45,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 23:24:45,705 INFO L87 Difference]: Start difference. First operand 2012 states and 2881 transitions. Second operand has 8 states, 8 states have (on average 22.0) internal successors, (176), 7 states have internal predecessors, (176), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:46,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:46,352 INFO L93 Difference]: Finished difference Result 3807 states and 5500 transitions. [2024-10-14 23:24:46,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 23:24:46,352 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.0) internal successors, (176), 7 states have internal predecessors, (176), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 190 [2024-10-14 23:24:46,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:46,357 INFO L225 Difference]: With dead ends: 3807 [2024-10-14 23:24:46,358 INFO L226 Difference]: Without dead ends: 2024 [2024-10-14 23:24:46,360 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 [2024-10-14 23:24:46,360 INFO L432 NwaCegarLoop]: 1302 mSDtfsCounter, 37 mSDsluCounter, 7354 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 8656 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:46,361 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 8656 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 23:24:46,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2024-10-14 23:24:46,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 2012. [2024-10-14 23:24:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2012 states, 1978 states have (on average 1.4317492416582407) internal successors, (2832), 1988 states have internal predecessors, (2832), 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) [2024-10-14 23:24:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 2012 states and 2881 transitions. [2024-10-14 23:24:46,399 INFO L78 Accepts]: Start accepts. Automaton has 2012 states and 2881 transitions. Word has length 190 [2024-10-14 23:24:46,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:46,400 INFO L471 AbstractCegarLoop]: Abstraction has 2012 states and 2881 transitions. [2024-10-14 23:24:46,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.0) internal successors, (176), 7 states have internal predecessors, (176), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2881 transitions. [2024-10-14 23:24:46,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-10-14 23:24:46,401 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:46,402 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, 1, 1, 1, 1] [2024-10-14 23:24:46,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-14 23:24:46,402 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:46,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:46,402 INFO L85 PathProgramCache]: Analyzing trace with hash 495948062, now seen corresponding path program 1 times [2024-10-14 23:24:46,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:46,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41347165] [2024-10-14 23:24:46,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:46,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:47,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:47,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:47,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 23:24:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:47,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-14 23:24:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:47,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:47,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41347165] [2024-10-14 23:24:47,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41347165] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:47,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:47,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 23:24:47,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113444462] [2024-10-14 23:24:47,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:47,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 23:24:47,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:47,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 23:24:47,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:47,021 INFO L87 Difference]: Start difference. First operand 2012 states and 2881 transitions. Second operand has 10 states, 10 states have (on average 17.7) internal successors, (177), 9 states have internal predecessors, (177), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:47,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:47,797 INFO L93 Difference]: Finished difference Result 3824 states and 5524 transitions. [2024-10-14 23:24:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 23:24:47,797 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.7) internal successors, (177), 9 states have internal predecessors, (177), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 191 [2024-10-14 23:24:47,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:47,802 INFO L225 Difference]: With dead ends: 3824 [2024-10-14 23:24:47,802 INFO L226 Difference]: Without dead ends: 2036 [2024-10-14 23:24:47,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:24:47,805 INFO L432 NwaCegarLoop]: 1309 mSDtfsCounter, 55 mSDsluCounter, 9913 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 11222 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:47,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 11222 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 23:24:47,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-10-14 23:24:47,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2028. [2024-10-14 23:24:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2028 states, 1994 states have (on average 1.4302908726178536) internal successors, (2852), 2004 states have internal predecessors, (2852), 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) [2024-10-14 23:24:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 2028 states and 2901 transitions. [2024-10-14 23:24:47,846 INFO L78 Accepts]: Start accepts. Automaton has 2028 states and 2901 transitions. Word has length 191 [2024-10-14 23:24:47,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:47,847 INFO L471 AbstractCegarLoop]: Abstraction has 2028 states and 2901 transitions. [2024-10-14 23:24:47,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.7) internal successors, (177), 9 states have internal predecessors, (177), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2901 transitions. [2024-10-14 23:24:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-14 23:24:47,848 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:47,848 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, 1, 1, 1, 1, 1] [2024-10-14 23:24:47,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-14 23:24:47,849 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:47,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:47,849 INFO L85 PathProgramCache]: Analyzing trace with hash -684821723, now seen corresponding path program 1 times [2024-10-14 23:24:47,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:47,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135313877] [2024-10-14 23:24:47,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:47,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:48,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:48,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:48,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 23:24:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:48,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 23:24:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:48,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:48,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135313877] [2024-10-14 23:24:48,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135313877] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:48,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219541843] [2024-10-14 23:24:48,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:48,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:48,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:48,572 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:48,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-14 23:24:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:50,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-14 23:24:50,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:50,905 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:50,905 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:50,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219541843] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:50,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:50,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-14 23:24:50,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370846919] [2024-10-14 23:24:50,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:50,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:50,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:50,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:50,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:50,907 INFO L87 Difference]: Start difference. First operand 2028 states and 2901 transitions. Second operand has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:24:51,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:51,291 INFO L93 Difference]: Finished difference Result 3991 states and 5729 transitions. [2024-10-14 23:24:51,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:24:51,292 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 192 [2024-10-14 23:24:51,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:51,297 INFO L225 Difference]: With dead ends: 3991 [2024-10-14 23:24:51,297 INFO L226 Difference]: Without dead ends: 2038 [2024-10-14 23:24:51,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:24:51,299 INFO L432 NwaCegarLoop]: 1333 mSDtfsCounter, 10 mSDsluCounter, 6321 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 7654 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:51,300 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 7654 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 23:24:51,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2024-10-14 23:24:51,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 2028. [2024-10-14 23:24:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2028 states, 1994 states have (on average 1.4302908726178536) internal successors, (2852), 2004 states have internal predecessors, (2852), 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) [2024-10-14 23:24:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 2028 states and 2901 transitions. [2024-10-14 23:24:51,334 INFO L78 Accepts]: Start accepts. Automaton has 2028 states and 2901 transitions. Word has length 192 [2024-10-14 23:24:51,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:51,335 INFO L471 AbstractCegarLoop]: Abstraction has 2028 states and 2901 transitions. [2024-10-14 23:24:51,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:24:51,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2901 transitions. [2024-10-14 23:24:51,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-14 23:24:51,336 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:51,336 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, 1, 1, 1, 1, 1] [2024-10-14 23:24:51,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-14 23:24:51,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-10-14 23:24:51,538 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:51,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:51,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1920308596, now seen corresponding path program 1 times [2024-10-14 23:24:51,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:51,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109370553] [2024-10-14 23:24:51,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:51,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:52,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:52,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:52,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 23:24:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:52,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 23:24:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:52,319 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:52,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:52,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109370553] [2024-10-14 23:24:52,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109370553] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:52,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622713553] [2024-10-14 23:24:52,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:52,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:52,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:52,322 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:52,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-14 23:24:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:53,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-14 23:24:53,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-14 23:24:53,956 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:53,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622713553] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:53,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:53,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2024-10-14 23:24:53,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125532029] [2024-10-14 23:24:53,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:53,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 23:24:53,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:53,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 23:24:53,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:24:53,958 INFO L87 Difference]: Start difference. First operand 2028 states and 2901 transitions. Second operand has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:54,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:54,376 INFO L93 Difference]: Finished difference Result 3828 states and 5514 transitions. [2024-10-14 23:24:54,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 23:24:54,376 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 192 [2024-10-14 23:24:54,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:54,381 INFO L225 Difference]: With dead ends: 3828 [2024-10-14 23:24:54,382 INFO L226 Difference]: Without dead ends: 2042 [2024-10-14 23:24:54,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:24:54,387 INFO L432 NwaCegarLoop]: 1327 mSDtfsCounter, 23 mSDsluCounter, 7692 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 9019 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:54,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 9019 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 23:24:54,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2024-10-14 23:24:54,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 2028. [2024-10-14 23:24:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2028 states, 1994 states have (on average 1.4302908726178536) internal successors, (2852), 2004 states have internal predecessors, (2852), 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) [2024-10-14 23:24:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 2028 states and 2901 transitions. [2024-10-14 23:24:54,423 INFO L78 Accepts]: Start accepts. Automaton has 2028 states and 2901 transitions. Word has length 192 [2024-10-14 23:24:54,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:54,424 INFO L471 AbstractCegarLoop]: Abstraction has 2028 states and 2901 transitions. [2024-10-14 23:24:54,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2901 transitions. [2024-10-14 23:24:54,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-14 23:24:54,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:54,425 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, 1, 1, 1, 1, 1] [2024-10-14 23:24:54,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-14 23:24:54,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-10-14 23:24:54,626 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:54,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:54,627 INFO L85 PathProgramCache]: Analyzing trace with hash 2054033896, now seen corresponding path program 1 times [2024-10-14 23:24:54,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:54,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148585603] [2024-10-14 23:24:54,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:54,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:55,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:55,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:55,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 23:24:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:55,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 23:24:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:24:55,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:55,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148585603] [2024-10-14 23:24:55,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148585603] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:55,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:24:55,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 23:24:55,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553299100] [2024-10-14 23:24:55,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:55,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:24:55,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:55,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:24:55,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:24:55,145 INFO L87 Difference]: Start difference. First operand 2028 states and 2901 transitions. Second operand has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:55,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:55,824 INFO L93 Difference]: Finished difference Result 3838 states and 5540 transitions. [2024-10-14 23:24:55,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:24:55,825 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 192 [2024-10-14 23:24:55,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:55,830 INFO L225 Difference]: With dead ends: 3838 [2024-10-14 23:24:55,830 INFO L226 Difference]: Without dead ends: 2036 [2024-10-14 23:24:55,832 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 [2024-10-14 23:24:55,832 INFO L432 NwaCegarLoop]: 1313 mSDtfsCounter, 31 mSDsluCounter, 4914 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 6227 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-14 23:24:55,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 6227 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-14 23:24:55,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-10-14 23:24:55,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2034. [2024-10-14 23:24:55,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2034 states, 2000 states have (on average 1.429) internal successors, (2858), 2010 states have internal predecessors, (2858), 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) [2024-10-14 23:24:55,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 2034 states and 2907 transitions. [2024-10-14 23:24:55,865 INFO L78 Accepts]: Start accepts. Automaton has 2034 states and 2907 transitions. Word has length 192 [2024-10-14 23:24:55,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:55,865 INFO L471 AbstractCegarLoop]: Abstraction has 2034 states and 2907 transitions. [2024-10-14 23:24:55,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2907 transitions. [2024-10-14 23:24:55,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-14 23:24:55,866 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:55,867 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, 1, 1, 1, 1, 1, 1] [2024-10-14 23:24:55,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-14 23:24:55,867 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:55,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:55,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1807434802, now seen corresponding path program 1 times [2024-10-14 23:24:55,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:55,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993320491] [2024-10-14 23:24:55,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:55,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:56,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:56,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:24:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:56,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 23:24:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:56,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 23:24:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:56,495 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:24:56,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:56,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993320491] [2024-10-14 23:24:56,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993320491] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:56,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314516039] [2024-10-14 23:24:56,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:56,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:56,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:56,498 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:56,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-14 23:24:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:57,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-14 23:24:57,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-14 23:24:57,684 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:24:57,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314516039] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:24:57,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:24:57,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-10-14 23:24:57,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245368047] [2024-10-14 23:24:57,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:24:57,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:24:57,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:24:57,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:24:57,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 23:24:57,686 INFO L87 Difference]: Start difference. First operand 2034 states and 2907 transitions. Second operand has 4 states, 3 states have (on average 60.333333333333336) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:57,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:24:57,730 INFO L93 Difference]: Finished difference Result 3955 states and 5680 transitions. [2024-10-14 23:24:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:24:57,731 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 60.333333333333336) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 193 [2024-10-14 23:24:57,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:24:57,736 INFO L225 Difference]: With dead ends: 3955 [2024-10-14 23:24:57,736 INFO L226 Difference]: Without dead ends: 2036 [2024-10-14 23:24:57,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 23:24:57,739 INFO L432 NwaCegarLoop]: 1344 mSDtfsCounter, 0 mSDsluCounter, 2681 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4025 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 [2024-10-14 23:24:57,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4025 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 23:24:57,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2036 states. [2024-10-14 23:24:57,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2036 to 2036. [2024-10-14 23:24:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2036 states, 2001 states have (on average 1.4292853573213393) internal successors, (2860), 2012 states have internal predecessors, (2860), 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) [2024-10-14 23:24:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 2036 states and 2913 transitions. [2024-10-14 23:24:57,774 INFO L78 Accepts]: Start accepts. Automaton has 2036 states and 2913 transitions. Word has length 193 [2024-10-14 23:24:57,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:24:57,774 INFO L471 AbstractCegarLoop]: Abstraction has 2036 states and 2913 transitions. [2024-10-14 23:24:57,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 60.333333333333336) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:24:57,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2913 transitions. [2024-10-14 23:24:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-10-14 23:24:57,776 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:24:57,776 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:24:57,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-14 23:24:57,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-10-14 23:24:57,978 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:24:57,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:24:57,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1948615738, now seen corresponding path program 1 times [2024-10-14 23:24:57,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:24:57,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023254321] [2024-10-14 23:24:57,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:57,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:24:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:58,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:24:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:59,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 23:24:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:59,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:24:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:59,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-14 23:24:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-14 23:24:59,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:24:59,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023254321] [2024-10-14 23:24:59,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023254321] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:24:59,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826732417] [2024-10-14 23:24:59,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:24:59,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:24:59,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:24:59,061 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:24:59,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-14 23:24:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:24:59,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 148 conjuncts are in the unsatisfiable core [2024-10-14 23:24:59,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:24:59,940 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 [2024-10-14 23:24:59,955 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 [2024-10-14 23:24:59,978 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 [2024-10-14 23:24:59,997 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 [2024-10-14 23:25:00,239 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 49 treesize of output 11 [2024-10-14 23:25:00,252 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 38 treesize of output 11 [2024-10-14 23:25:00,267 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 [2024-10-14 23:25:00,272 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 [2024-10-14 23:25:00,294 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2024-10-14 23:25:00,296 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 [2024-10-14 23:25:00,304 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 [2024-10-14 23:25:00,361 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 [2024-10-14 23:25:00,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-10-14 23:25:00,489 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2024-10-14 23:25:00,490 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 [2024-10-14 23:25:00,496 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 20 treesize of output 1 [2024-10-14 23:25:00,500 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 28 treesize of output 11 [2024-10-14 23:25:03,150 INFO L190 IndexEqualityManager]: detected not equals via solver